E46 m3 ambient temperature sensor. Recommended Communities.

E46 m3 ambient temperature sensor Sapote 472 Replies. Mar 7, 2011 · Take a 500-1K ohm heat resistant resistor and splice it in series with the temp sensor. the wires are not original BMW wires and look like aftermarket wires connected to the original wires. Commonly found inside the left inner fender, brake ducting, or under the windshield cowl. Thanks in advance! Redmond. I believe this is the Oil Temp sensor I have that replaces the Oil Drian plug - 300°F/150°C M12X1. Application note: Some BMWs produced after 4/2013 (April of 2013) may use a different style temp sensor. bgsmith 362 Replies. Before I even installed the sensor I checked the resistance. On the F30, IntrAnet diagnostics, I love it. Unfortunately, I became intimately aware of these oil system issues when the The actual engine coolant temp sensor is under the intake manifold at cylinder 6 near the firewall, E46 General E46 Showroom California E46 M3 Tires, Wheels. This item fits the following Dec 19, 2016 · The Ambient Air Temp sensor lives in the duct work that directs cold air onto the left front brake rotor. Recommended Communities Jun 9, 2011 · The ambient temperature sensor is a simple thermistor, where the resistance decreases as it gets hotter. Location: Austin, TX. 3M members. Is it correct to The regular E46 does have an oil temperature sensor. Mounted under the front bumper driver side NOT inside your HVAC control module. Temperature sensor e46 29-1 Bmw sensor temperature ambient e60 e90 x4 e46 connector e36 x3 outside air qualitycarparts largest range parts auto Sensor bmw ambient temp e46 color wires 330i technician anthony. Sensor e46 e39 x3 ambient e38 x5 m5 m6 z4Bmw e60 temperature x3 connector e36 e90 x4 ambient e46 sensor outside air qualitycarparts largest range parts auto au E46 engine wiring harnessBmw e46 m3 ambient temperature sensor replacement diy (1999-2006 bmw. Mpartsww (8407) 97. I had a coolant temp sensor reading 1924 ohms at 80 degrees ambient, car sitting overnight, then at 232 when the engine was at normal temperature. My car is a 2007 e92 m3. If yes, it is not cabin temp sensor. E46 M3 Water temp gauge creeps up to 3/4 but does not over-heat. Joined Oct 18, 2011 The Bentley manual says the specs are 2100 - 2900 ohms at 68 degrees and 270 - 400 at I think 176. Warranty:12;Model Number:100014133 6581-6936-953;Car Make:For BMW 3 Series E36 E46 M3; The 316 has sensors on the cylinder head, the 323/328/325/330/M3 all have temp sensors in the cylinder head. trizzuth 219 Replies. 2 + Engine speed / Current RPMs 1/min E46 General E46 Showroom California E46 M3 Tires, Wheels. the sensor is Sep 10, 2024 · That's why all race converted cars are equipped with a separate oil temp sensor that has a conventional measurement method which is way more accurate. 518 posts · Joined 2007 Add to quote; Only show this user As far as the wiring goes do a search for "Ambient Sensor" in the DIY forum. The problem here is CLEARLY the ambient temperature sensor. don't risk a shop charging y E46 (1999 - 2006) Faulty Outside Temperature Display. 7. R. bgsmith 356 Replies. This item may fit: This item MIGHT E46 (99-05) > 330xi E46 (99-05) > M3. Ambient Air Temp Sensor - 65816905133. On my M5, the thermostat is directly on top of the thermostat housing, on my 4. Save Share Reply Quote Like. Jun 15, 2020 · While replacing the fender liners, I came across a round sensor with wires. JPT 196 Replies. 0 out of 5 stars Nov 24, 2014 · I recently bought a 2000 323i sedan (11/99 production), and when I got it the lower fender liners were pretty badly beaten up and the outside air temperature was showing as -40º. E46 General E46 Showroom California E46 M3 Tires, Wheels. Sensor BMW & The ambient temp sensor is used for calculations but if it's missing, the DME has default A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Sent from my iPhone using E46Fanatics . Sapote 444 Replies. water pump, temperature gage sensor, radiator block or dirt, thermostat, fan clutch! Save Share as i have similar issue on my M3 Ambient Temp reached 105 F today and while on the highway in moderate traffic about 40mph, hello e46 and bmw community. Not sure if that was 176. Repair and replacement of the temperature sensor. But to answer your oil temp question, yes it can get up to the 3/4 dot on track days but you really don't want the oil to get that hot. Thinking it was bad I replaced it. , Ltd. 125/130/135 E46 General E46 Showroom California E46 M3 Tires, Wheels. Free Shipping. The AAC is the sensor that tells you what the outside air temp is -- the temp that is displayed when you cycle the BC button through all of its displays. Interchangeable with part number 65816936953. Previous slide Next slide. Engine light is on and i bought a new sensor direct from BMW and installed it and re-set light. i recently got a 2004 bmw 325ci with the m56 engine. can't recognize the other For an E39 M5 74 is too cold and the M5 has a much cooler thermostat AND the temperature sender is located DIRECTLY on top of the thermostat. Another slim possibility is a bad coolant temp sensor for the aux fan. 299If you see coolant on floor doesn't help to check that lower radiator hose. bgsmith 344 Replies. Vehicles in hot or cold extremes will 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 - 2020 M3 & M4 (F80, F82, F83) 2021 M3 & M4 (G80, G82) P0070 Failed Smog Test - Ambient Temperature Sensor? (BWM 325i 2005) By Suzanne J in forum General BMW Mechanical Help sponsored by RM European Auto Parts. AVS Forum Electrical auto parts for BMW E46 M3 (2001-2006) 3. Considering the condition of the fender liners, I assumed the temperature sensor was damaged or missing so I just ordered a new one along with the fender liners. car is a 2001 m5, problem is with the ambient temp display in the cluster. bgsmith 255 Replies. This should not happen! When the white connector is disconnected the ambient temp sensor input of the cluster is open circuit which should read -40 degrees. Sensor bmw temperature ambient e46 temp repair exterior 2006 2001 330i kit 328i 325i 2002 ci xi non series 2004. 5 out of 5 stars 265 Bmw E46 M3 Manual Colour Combo Carbon black / Black Jan 28 car as I only picked it up yesterday plugged my diagnostic into it to see what codes it had and it come up with exhaust temperature sensor and it won't delete anybody had this before?? M. BMW 21532229715, 21532282257 E46Model Year: 2000 - 2006. Sapote 377 Replies When the white connector is disconnected the ambient temp sensor input of the cluster is open circuit which should read -40 degrees. Due to its location in a high temperature area, the sensors suffers often from damage and is a common problem. the temp reading fluctuates, up and down erratically. A thermocouple generates voltage based on the heat it detects. AVS Forum As you can see, the reading from the evap temperature sensor is correct, but! The pressure sensor shows NEGATIVE pressure! After sometime, when engine warmed up (after about 20 minutes), the pressure started to grow, slowly at first, reached + 0. 2L Ambient Air Temperature Sensor Parts Ambient Temp. 0i X3 2 Buy TwinkleTech Outside Ambient Air Temperature Sensor 328i, E30, E90, E46, 330i, 325i, 535i, 320i, 528i, E60, E39, 335i Sensor & Connector Pigtail Plug 65816905133 65816905050 Compatible with BMW 128i 323i 325i 328i 330Ci 528i 530i 550i M3 M5 M6 X3 X5 X6 Z4 Z8 1 x Outside Ambient Air Temperature Sensor, 1 x Connector One of the primary sensors that plays a key role in the operation of the AC system is the ambient temperature sensor, also commonly known as the ambient temperature sensor switch. the engine may not reach/maintain 96C until the ambient temperature gets over 70F. Wondered if anybody knew where to start. Top Contributors this Month There are two temperature sensors! One in the lower radiator hose that primarily controls the fan. Sapote 466 Replies. O-ring part number: 13. My Rides ok guys i know there are some really smart people on this board so i hope someone can help me figure this out. I thought only the M3 had a sensor for oil temp? Details: It's a 323i coupe M52TU 99' INPA is from Mike's setup i expect the temperature of water and oil to be atleast somewhat equal to the ambient (surrounding) temperature. Might just forget about using the M3 sensor or try switching wires when I have time? The M3 is physically different from the E46 so maybe the E46 doesn't care about wiring? I have done Oct 19, 2010 · I don't see how the ambient air temperature sensor would have anything to do with the warning to service the engine (which I guess is BMW's version of the Check Engine light), but it's the only code that came up. bgsmith 335 Replies. Adalbert_77 152 Replies. Noticing some corrosion on the terminals on the old one, I decided to replace the plug in case it was corroded as well. Many of you recently asked me about a DIY for this, here is a quick write-up. Sapote 485 Replies. TwinkleTech Outside Ambient Air Temperature Sensor 328i, E30, E90, E46, 330i, 325i, 535i, 320i, 528i, E60, E39, 335i - Compatible w/BMW 1 Series, 3 Series, 5 Series - Car Temp Sensor w/Wire Pigtail 5. It has ZERO to do with the final stage. A reading of -40 indicates a completely open circuit, and a reading of +122 indicates a short circuit. This is from non-M E46. Could these mean i need to get a new stat???? Apr 1, 2016 · Thanks so much cvx5832, I located the sensor right after reading your e-mail. 2003 E46 M3 TiAg/Cinnamon 6MT 2005 E46 330i ZHP May 10, 2022 · When you remove the temperature sensor in the lower radiator hose, effectively we have 14. AVS Forum 1. JPT 192 Replies. 3 Series E90 / E91 / E92 / E93 (06-13) > 323i E90 / E91 / Sensor identification Bmw e46 temperature sensor location E46 engine wiring harness E46 ambient temp sensor with wire. Intake Air Temperature (IAT) Sensor Relocation Kit $ 60. ECS News - BMW E46 Non-M 3 Series Ambient Temp Sensor Repair Kit. Outdoor Temperature Sensor / Probe Sep 10, 2019 · The Sensors and Components of the Engine and Engine Bay heat up to 140-170 degrees but the actual air intake temp because it originates from outside of the engine bay (factory intake snorkel in front of the radiator Jun 16, 2015 · Google "BMW E46 $90 Cluster Repair" and something will come up. While the connector was off and I had easy access to the wires, I tested and confirmed 5V. I bought a repair kit and a new sensor and installed it. Ambient Air Temperature Sensor - Replaces 902020, 6581 6 905 133, 902-020, 65816905133 - Compatible with BMW Vehicles Engine Intake Air E31 E36 E38 E39 E46 E53 850Ci 318i 318is 318ti 323i 328i M3 3. Jan 23, 2013 · Ambient (outside) air temperature quick "fix" The Ambient (or Outside) air temperature sensor is just a basic thermistor (thermally variable resistor) For cars, this type of Sep 23, 2011 · The driver's side is the longer "pencil" shaped ambient temperature sensor that feeds the temp display (and apparently also interacts with the automatic climate control). Sensor (Mfg#65816905133) fits BMW E38, BMW E39, BMW E46, BMW E52, BMW E53, BMW E60, BMW E61, BMW E63, BMW E64, BMW E65, BMW E66, BMW That P0128 code is indicating your coolant is below regulating temperature. trizzuth 292 Replies. BMW Parts M3 E46 BMW E46 M3 S54 3. Bmw e46 m3 ambient temperature sensor replacement diy (1999-2006 bmw The "factory" temp sensor is Yellow. I don't know what systems use it, but I believe it's more than just hvacit's engine management also. I think your oil temp sensor is fine. The temperature sensor is located on the hydraulic unit of the M3 SMG II and measures the temperature of the hydraulic fluid. E46 bmw genuine engine coolant temp sensors 01-06 e46 m3 m54 s54Temperature sensor e46 29-1 Outside air ambient temperature sensor + connector bmw e36 e46 e90 e60Bmw e46 climate control wiring diagram. Top Contributors this Jun 26, 2012 · and there are the detailed info about temp sensors: A) There's a coolant temp sensor in the lower radiator hose. Replacing this sensor solved the problem for this vehicle, and there is full heat in the cabin, under full control of the HVAC unit. Tags Hi, 2003 320i facelift, RHD. com) Available at O'Reilly's The euro m cars have them we only have them on e46 m3 and whatever z had the s54 . Joined May 21, 2018 Messages 813 Reaction score 342 Points 63 The M12x1. I initially thought a new sensor would solve the problem, but it did not. The temperature sensor is located on the block of the hydraulic unit and it measures the temperature of the hydraulic fluid. Due to the location of the sensor the instrument usually fails as a result of the excessively high ambient temperature within the engine bay, damaged pins from user installation and/or corrosion. This sensor was used on many E36 and E46 3 Series, first generation E53 X5, E83 X3, E39 5 Series, E38 7 Series BMW chassis and first generation Z4 (E85/E86). I think?? an E46 M3 should have a nominal engine temperature of around 90C because the temp sensor is located on the rear of the cylinder head where the water leaves the engine and heads back to the radiator. 7 psi of ambient air pressure on that small opening. Try to dip the ambient sensor (front left fender liner) in an ice bag and a chilled MAF and see what what happen. Similar to coolant temperature readings and, when the engine is cold, like after one night of being off, the sensor reads the ambient temperature, properly. Remove MAF and May 23, 2011 · When you unplug the ambient temp sensor, you should be getting a -40 (in Celsius) if you get a really high + then it means there is a short somewhere Quick Navigation 1999 - 2006 (E46) Go Top. Post Cancel. The passenger side fender liner may have Dec 11, 2017 · Part of the damage was the ambient temp sensor was ripped off. SamDoe1 205 Replies. Like. Outside Air Ambient Temperature Sensor 6581-6936-953 65816936953 For BMW 3 Series E36 E46 M3. 0 the compressor finally engaged and then The Ambient (or Outside) air temperature sensor is just a basic thermistor (thermally variable resistor) E46 General E46 Showroom California E46 M3 Tires, Wheels. 125/130/135 7. The coolant temperature sensor was changed about 5 months ago because it was leaking and I haven't had any issues with the new one until now. Ambient Temp. Then you park the car. Come Show Less . Thermocouples have polarity. Join Date: Dec 2014. It just doesn't have the M3's Ambient exterior temperature sensors located on left driver splash shield e46 m3 01-06. Comment. AC wont work . Warranty:12;Model Number:100014133 6581-6936-953;Car Make:For BMW 3 Series E36 E46 M3;|Alibaba. Jump to Latest 17K views My ambient temp sensor was torn off due to a minor accident I had which ripped out the driver's side fender well [where the sensor is located]. M3CARBON1 Underwear thermally upgraded. 2L Engine Cooling Temperature Sensor. Problem: Outside temperature sensor connector is missing (OBC reads, -35° F) Missing ambient temperature sensor. BMW E38 E39 E46 M3 Outdoor Temperature Sensors Exterior Ambient Air Temp OEM. 5 801/10/3 - VDO Instruments (vdo-instruments. My ambient temp sensor is causing my outside temp to read +122. Almost every engine since the late 50's have the temp sensors in the cylinder head, in the top of the intake coolant transfer passages or near the thermostat which is usually toward the top of the engine. The ambient temp sensor mounts in the LH side lower fender liner. Recommended Communities. JPT 249 Replies. i took a look at the wires and it turns out the ambient air temp sensor/connector has fallen off. 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 M3 & M4 (F80, F82, F83) 2000 - 2003 M5 and Z8 (E39, E52) AC NOT COLD - first check the ambient air temp sensor, E46 General E46 Showroom California E46 M3 Tires, Wheels. For any owner of an E46 M3, especially those planning to drive on track, keeping oil temperatures in check and using a high quality oil is critical. In a physics text book, this would say the air pressure would push the coolant at the small opening back into the cooling system as the system has a slight vacuum. This includes replacemet of the pi When you remove the temperature sensor in the lower radiator hose, effectively we have 14. Sapote 380 On December 28th with the ambient temp about 35 F, I recorded about an hour drive with my AutoEngunity software, Anyone know if you can tap into the temperature sensor connected to the block, E46 General E46 Showroom California E46 M3 Tires, Wheels. It should read approximately 2000 ohms when "cold," at normal outside ambient temperature. bgsmith 352 Your Vehicle BMW E46 M3 S54 3. temp sensor. While the original owner may not have paid for the on-board computer, E46 General E46 Showroom California E46 M3 Tires, Wheels. Nov 20, 2022 · also wanted to say that the ambient air temp is showing -40 degrees fahrenheit on the dashboard now. Quote The DME uses the ambient temp sensor to adjust the fuel mixture on this car, This is a NEW E46 M3 SMG II Temperature Sensor. JPT 204 Replies. You have to remove the intake manifold to get access to this sensor. redram 274 Replies. Page 1 of . Jun 14, 2022 · I wish it also did it with oil temp but it's connected to the oil lever sensor so you'll need to wire up a sensor separately. Your Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! Brand: ES#: 4493067 Mfg#: RGCTSA1/8NPT Qty: Availability: Ships Jan 23, 2025 Auto Notify. Save Share 100ºC depending on ambient temperatures. the ambient temp sensor does affect ac operation, if you are carefull not to run over the parking lot stops you will not rip out the sensor E46 General E46 Showroom California E46 M3 Tires, Wheels. Buy "BMW Genuine Outside Ambient Air Temperature Sensor for E30 & E36 - 3 Series (89 - 98), E34 - 5 Series (88 - 95), E32 - 7 Series (86 Auto 5 Speed Manual Gear Shift Knob fit for BMW E34 E39 M5 M3 M6 E36 E46 E21 E30 Car Spare Parts. you can access the connector that goes from the ECU to the HYD pump from unterneath the car just "inboard" of the Nov 10, 2021 · The actual engine coolant temp sensor is under the intake manifold at cylinder 6 near the firewall, which is what the coolant temp gauge on the cluster runs off of. Outside Air Ambient Temperature Sensor for BMW E46 E87 E90 E65 E38 65816905133 The thermostat will only open for a short while, enough to cool the engine to the thermostat closing temp (probably about 180F) with in your case 23F coolant, then it will close until the temp comes up and it opens again, in the cold weather, the air through the radiator will cool the coolant down to close to ambient temp pretty quickly since it isn't constantly circulating. I can't for the life of me figure out what the problem is. Come join Show Less . Attachments. $30. but can also mean a bad thermostat, wiring issues, or very low coolant. Jul 18, 2011 · Bumper - ambient temperature. Dec 2, 2008 · Is the wiring harness that plugs into the puck the same type of harness as the ambient air temp sensor? I found the part on RealOEM (#4 on the right) but can't tell from the key what #12 is referring to: E46 General E46 Apr 26, 2015 · The temperature sensor for the instrument cluster coolant temperature is located on the engine block and it's part number is 13621433076. 0 - 7. Aug 4, 2013 · A lot of people over at M3Forum have been discovering the benefits of relocating the temperature sensor that is built into our MAF's that often heat soak after a short time of driving decreasing performance (timing) and not being able to give a accurate reading of what the true temperature is. 8l X5 I think the temperature sensor is on the side of the thermostat housing. The thermoswitch is kind of silver and round. Drive it a second time and engine light turns back on for the same p0070 code. Help! Bmw g30 coolant level sensor at wilma harris blogE46 bmw genuine engine coolant temp sensors 01-06 e46 m3 m54 s54 Outside air ambient temperature sensor + connector bmw e36 e46 e90 e60Ecs news. coolusername. If the ends are frayed, cut, or otherwise damaged, then I would suggest that in addition to the sensor, you pick up Bavarian Autosport's External Air Temperature Sensor Plug Repair Kit (part number 61138365340KIT): You can buy the passenger's lower engine Yes, all E-46's came with the ambient temp sensor. Ambient Temperature Sensor. B) There's an oil temp sensor in the oil filter housing. G82Model Year: 2021 + Previous Generations; I need to smog my car and I've had troubles with readiness checks but I found out that my bad ambient temperature sensor can be causing certain monitors not to pass. Sapote 283 Replies. I go over the wiring diagr Many people with that did this mod to their M3 / M5 found that it ran smoother and that it more so maintained that power and torque felt And he thinks that although the air entering the engine is the same temp as ambient, Recently purchased 2003 M3 has an odd acting ambient temp gauge. bgsmith 354 Replies. G82Model Year: 2021 + Previous Generations; Just so I can put it to BMW and maybe aid in fixing this issue. 00 TwinkleTech Outside Ambient Air Temperature Sensor 328i, E30, E90, E46, 330i, 325i, 535i, 320i, 528i, E60, E39, 335i - Compatible with BMW 1 Series, 3 Series, 5 Series Car Temp Sensor w/Wire Pigtail 4. I've done this before with Nov 13, 2013 · Thanks to TerraPhantm's & Silbervogel's contributions, this thread is incredibly useful to all e46 owners. The BMW V8 engines that I am familiar with have the engine coolant temperature sensor directly on the thermostat housing. AVS Forum Aug 9, 2017 · The ambient temperature sensor is P/N 65816905133 (old part number) or 65816936953 (newer part number) E46 General E46 Showroom E46 M3 Tires, Wheels Electronics. Let them know you disconnected the white connector from the back of the cluster and the ambient temp stayed at +122F (+50C). May 12, 2019 · The intake air temperature (IAT) sensor is integrated into the E46 M3 stock MAF location inside the intake tube and although the OEM location works, it is prone to heat soak which will allow the ECU to pull timing resulting in power loss. It's outside or ambient temp sensor. Explore Our Forums. i waited about a week to post this to make absolutly sure the problem was gone. bgsmith 248 Replies. 99 Add to Cart. This sensor samples the cabin air to determine how the "auto" setting of your climate control should respond. I cannot get such temperature till winter, so only way to check if sensor is OK is to get it to ambient temp and compare reading with new one. Explore Outside (ambient) temperature sensor. One in the engine block is I believe the ECT sensor. 2002 E46 M3 TiAg Coupé >> full tracktool I was running on the track yesterday, at ambient temperatures of 20°C my oil temp does not exceed 87°C. 5X Entries For Holiday Spin To Win Outside Air Ambient Temperature Sensor 6581-6936-953 65816936953 For BMW 3 Series E36 E46 M3. Come join the Show Less . D) There's an ambient air temp sensor in the front driver's wheel Feb 1, 2018 · So the readings are way off using the M3 sensor but just to be sure I attached an original E46 IAT and get perfect temperature reading that match ambient temps. Does this item fit your BMW? Choose car to verify fitment. My car has said 122 degrees I ended up wrapping my ambient temperature sensor assembly around and around the wires shown below 2013) E39 (1997 - 2003) E46 (1999 - 2006) E36 (1991 - 1999) E60 / E61 (2004 - 2010) Top Contributors this The temp sensor that is monitored by the DME is the more expensive one. 5 Oil Temp Sensor you bought will screw in there with a crush washer just like a drain plug would (torque to 25nm). JPT 197 Replies. RevlisM3 Achieved official socks. Previous Jul 16, 2023 · Ambient exterior temperature sensors located on left driver splash shield e46 m3 01-06. shawnsheridan 399 Replies. Save Share. JPT 197 Replies Feb 1, 2012 · Ambient temp sensor is not going to affect the engine performance. rumoon Underwear thermally upgraded. Sapote 471 Replies. Jump to Latest (I still have the lugs complete with screws and rivet attached to the car), a temperature sensor, and any bits needed to mount it. Appreciate 0 Tweet. Thanks to TerraPhantm's & Silbervogel's contributions, this thread is incredibly useful to all e46 owners. 00. Unfortunately, I became intimately aware of these oil system issues when the original engine in my 2001 E46 M3 spun a bearing at just under 100k miles. The car is a 2000 323i thanks inadvance Bob Jan 8, 2013 · The E46 M3 is a bit different, it has the coolant temperature sensor mounted in the rear of the cylinder head like the standard BMW I6 engines, but I believe they run a slightly colder thermostat than base 323/325/328/330. Jump to Latest 18K views The ambient temp sensor has NOTHING to do with how hot the car runs (what an idiot, tell him I said so). Check Details. While the sensor was off, I had driven around for about a week and had readings of -40 F and +122 F - mostly staying with Dec 22, 2007 · E46 Temp Sensor Gauge Display. JPT 259 Replies. Sapote 491 Replies. JPT 227 Replies. Previous template Next. (E36) 3-series 1992-1999 (E36) M3 1995-1999 (E46) 3-Series 1999-2005 (E46) M3 2001-2006 (E90) What is the normal operating temp for the e46 M3? It did climb to 96, but dropped back to 90 quickly, with an ambient temp of approx 23C Perhaps there is an issue with my aux fan or the temperature sensor? R. Sapote 488 Replies. C) There's an oil temp sensor in the driver's side of the head near cyl #6 (I think it's oil, maybe coolant). my oil temp will be around 190 or so (and about 170 on a particularly cold day), but yesterday it was at about 220 (ambient was 100 according to the car) E46 General E46 Showroom California E46 M3 Tires, Wheels. E46 Temp Sensor Gauge Display. png. The only temperature reading that will affect the engine is the air temp sent from the MAF and the engine coolant temp which is controlled by thermostat and the temperature sensor hooked to the engine. The sensor could be shorted, feeding voltage to the ground. Many e46 owners complain that the non-M coolant temperature gauge is practically useless given its wide buffer range Jan 17, 2009 · E46 M3 (2001-2006) Temperature Sensor Issue +122 F. 2% positive; Seller's - Outside ambient temperature sensor reads -40° on the cluster 2013) E39 (1997 - 2003) E46 (1999 - 2006) E36 (1991 - 1999) E60 / E61 (2004 - 2010) Top Contributors this Month View All. bgsmith 329 Replies. 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 - 2020 M3 & M4 (F80, F82, F83) 2021 M3 & M4 (G80, G82) Explains and demonstrates how to replace the outside temperature sensor. Guangzhou Didi Auto Parts Co. No reviews yet 40 sold. Your heat/AC will freak out but there will be no effect in the engine. G80Model Year: 2021 + Previous Generations; Welcome to the good old broken BMW Air Temp Sensor. Here is a test you can do with your own car! Oct 1, 2011 · I put a new m3 bumper on my 2005 325i and forgot to save the ambient temp sensor. May 21, 2018 813. Where to get them from (apart from a main dealer?). 7 KB Views: 1,688. If it reads anything else then there is a problem in the cluster, period! 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 M3 & M4 (F80, F82, F83) 2000 - 2003 M5 and Z8 (E39, E52) The E46 M3 oil level sensor is super easy to fix so don’t get lazy and avoid it if you’re having issues. 62. C. I would suggest to do both coolant temp sensors, they're around $20ish each. For exterior temp display on HVAC. Many thanks to the additional responders as well, the pic is spot on and I'm sure this thread will assist others after rooting around in the forum and seeing the confusion about whether it exists and mixing it up with the ambient temp sensor under the bumper/cowl. This is a bit unusual. S. 1. E46 M3 M3 operating temperature These things are what makes a soft failing thermostat and oil temp sensor so hard to diagnose. E46 Engine Wiring Harness. '13 E92 M3 SG FR, '03 530i. An oil cooler, oil diverter valve and proper ducting will help. bgsmith 351 Replies. bgsmith 350 Replies. The other Jan 25, 2008 · Hi can anyone tell me where the outside air temp sensor is, there are 2 wires cut behind the drivers side bumper and the wires run with the left horn wires ,and do all 323i have one . BMW E46 M3 Ambient Temperature Sensor Replacement DIY (1999-2006 BMW. I've read that a bad temp sensor would cause fueling issues because the computer will think the temperature is off. Dec 28, 2024 · If your temp display is reading way off (or showing a bizarre value like -37 degrees F), it's most likely that your external ambient air temp sensor has malfunctioned and needs to be replaced. and one of the issues is that the driver side fender liner was busted out so the ambient temperature sensor was missing, only had the two wires hanging (Blue/red and blue brown I think the colors are). 2L: Battery Maintainers, Battery Tender Chargers, & more An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates to maximize battery life and enable fast charging. Top Contributors this Month View All. It was jumping back and forth between +144 and -40. The GRY/BRN wire on the temp sensor shares a ground from the DME with the dual temp sensor on the radiator. Install Directions. A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. its a simple fix. Oct 18, 2011 2,193. These are 2 VERY different things. The temp sensors only function is to display the outside air temp on the OBC/MID. That depends on what is at the end of the wires. , however that as a fact is highly unlikely, this usually means a malfunctioning temperature sensor. E30 M3 / E46 M3 / E83 X3. 5 (compressor is still off) and then faster and faster and at about 5. The sensor is mounted under the car in the front wheel splash pan area. Many e46 owners complain that the non-M coolant temperature gauge is practically useless given its wide buffer range (75ºC-115ºC) and high range settings. Oct 26, 2007 · Ambient Temperature Sensor (E-46) 2004 E46 M3 - Imola red. $19. bgsmith 342 Replies. 2 740i 740iL 740iLP 750iL 750iLP 525i 528i 530i 540i 540iP 320i 323Ci 323i 325Ci 325i 325xi 328Ci 328i 330Ci 330i 330xi X5 3. there (too hat actually or the ambient temperature sensor is reporting the wrong temperature E46 General E46 Showroom California E46 M3 Tires, Wheels. 1 130 Ambient/Outside temperature - chg met 5 pts. there is a round knockout that you have to remove for the sensor in the driver side liner. M3. E46 (1999 - 2006) Temperature Sensor Fault. External temperature sensor wiring got cut. Alternative Products. 4 out of 5 stars 11 Feb 18, 2012 · the other sensor is the coolant temp sensor @ the engine block. Coolant=29C = 84F and ambient = 79F. Wonder if 5 degrees diff is due to sensors or engine still warm even resting overnight. 5 yrs CN . Sapote 315 Replies. The thermoswitch's only function is to turn on the heaters for the heated washer jets when the outside temp falls below 38F and turn them off when it warms up above 38F. On colder days, it'll tend to fall towards the lower end of that range. The symptoms of a bad oil level sensor is quite obvious, but two of the most common are: Oil light comes on at start, This is a guide on what your going to need to do to fix your BMW E46 exterior temperature sensor, which could also be causing your air conditioning to fail o I assume this might?? be the Ambient Air Temperature sensor located under the A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. it takes about 20 Minutes start to finish. Lifetime Replacement. Real OEM should show this sensor location on the drivers side of the block below the intake manifold. Turner BMW E46 M3; Turner BMW E46 330i ZHP; Turner BMW E36 M3; Turner BMW E30 M3; Turner MINI Cooper S; McLaren F1; Turner BMW E92 M3 Lime Rock; Turner BMW F80 M3 Silverstone; Turner Keys To Performance Library; For any owner of an E46 M3, especially those planning to drive on track, keeping oil temperatures in check and using a high quality oil is critical. In this video I go over how to test and troubleshoot the outside temperature sensor. Gesendet von meinem Pixel 7 mit Tapatalk. If the ends are in tact then just the sensor is needed. Jul 24, 2011 · E46 (1999 - 2006) Outside air temp reads -40. my ambient Temp reads +50Deg and -40Deg(when raining or when I run through a puddle of water) E46 General E46 Showroom California E46 M3 Tires, Wheels. The problem is that i've replaced the sensor and all the wiring and it still doesn't work. Maybe the M3 also use the ambient temp sensor, I don't know. Replies: 5 Turner BMW E46 M3; Turner BMW E46 330i ZHP; Turner BMW E36 M3; Turner BMW E30 M3; Turner MINI Cooper S; McLaren F1; Turner BMW E92 M3 Lime Rock; Ambient Temp. Sapote Since, according to him, the temp sensor is tied into the AC/heating system, when it was reading very low temps (like -40F or 6F), the AC system was getting conflicting information and not working correctly. Sapote 487 Replies. Cooling water outlet temperature sensor: Signal, temperature sensor, radiator outlet: Radiator outlet temperature sensor: 044: Surrounding pressure sensor: Ambient pressure sensor (DME internal) Ambient pressure sensor: 077: 2003 E46 M3 TiAg/Cinnamon 6MT 2005 E46 330i ZHP Imola/Sand | Karbonius | Schrick | Supertech | Volk This Assembled By ECS Exterior Temperature Sensor Repair Kit (Mfg#65816905133KT) fits BMW E38, BMW E39, BMW E46, BMW E52, BMW E53, BMW E60, BMW E61, BMW E63, BMW E64 There is a sensor behind the HVAC unit in the cabin, the heater core sensor. Sapote 397 Replies. 2L. e46 m3 Hi there looking for someone that can help me please. There is a possible potential because the ground signal is coming from the DME, not grounded to the chassis. 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 - 2020 M3 & M4 (F80, F82, F83) This Hamburg Tech Ambient Temp. Sapote 482 Replies. when i got the car i checked the codes/monitors with a obd scanner. I know it from my E32, the ambient air temp sensor is only for the OBC to give you the 'black ice' warning at plus 3 degree C and to rear the actual ambient air temp on the OBC. Add to Cart. JPT 199 Replies. I even had a mechanic check the sensor to make sure it was good and it is. Genuine BMW Outdoor Temperature Sensor/Probe - Multiple BMWs. M4. 99. its that simple. If improper signal/temperature is registered, the valve will not open and close correctly not bringing in heat to the cabin. Already changed the sensor Jul 24, 2011 · If you replaced the wrong sensor, use these pictures to 'find' the right sensor: - AMBIENT TEMPERATURE SENSOR BREAKS OFF: low mounted ambient temperature sensors in the passenger side front wheel well cover is Jul 12, 2016 · The ambient temp sensor -- outside air, in front of the left front tire -- is a thermocouple. Top Contributors this Mar 16, 2017 · The E46 M3 and non M models use the same oil level/temperature sensor part number - 12617508003 I believe the M3 does use the level / temperature sensor to drive the oil temp gauge, it looks to me like the very bottom of the sensor (two semi circles) has the temp sensor and the May 31, 2019 · I recently fixed a mangled ambient air temp sensor on a friends e46, and at I first zip tied the temp sensor securely onto the metal frame rail (part of the car unibody). this sensor is located underneath your #6 intake runner. 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 - 2020 M3 & M4 (F80, F82, F83) 2021 M3 & M4 (G80, G82) 2000 - 2003 M5 and Z8 (E39, E52) BMW E46 M3 S54 3. May 21, 2011 2,462. Oct 7, 2022 · My ambient temperature seems to work perfectly fine until the auto headlights flick on then it reads -40c. Common fix for incorrect OBC temperature readings Brand: ES#: 3625624 Mfg#: 65816905133 Qty: Availability: In Stock $19. com Jul 14, 2021 · This was all in 79 ambient outside temperature. NewYall Outside Ambient Air Temperature Temp Sensor and Plug Wire Connector Pigtail for BMW 128i 135i 325i 328i 330i 335i 525i 528i 530i 535i 540i 545i 550i 650i 740i 745i 750i 760i M3 M5 M6 X3 X5 X6 4. 743. Exterior Temperature Sensor Repair Kit This kit will allow you to restore the functionality of your on board computer's external temperature reading. bgsmith 344 Nov 3, 2019 · OK so I am replacing my damaged bumper wiring harness, and I noticed 2 thin wires stripped/ripped off next to the ambient outside air temp sensor I searched the forums and found similar threads but no answers or solution just "mystery wire" but I did just replace these splash guards and sensors on my wifes 03 e46 M3, and I believe those two Nov 20, 2016 · Troubleshooting e46 Outside Temperature Sensor Issue. Ecs news Bmw e46 temperature sensor location How to wire up a temp sensor at madeleine wade blog. E46 M3 IAT Relocation DIY Thought I would write a little DIY post to help people who Seems that the MAF temp sensor is over reading by some margin over I've monitored the temperatures since i've fitted it and its never been more than a few degrees higher than ambient. E46 (1999 - 2006) Outside temp display on Does anyone know where this temperature sensor is located on the vehicle? Your link is not bringing up any part, but assuming that you are talking about the ambient temperature If you've replaced the ambient temp sensor in conjunction with the instructions in this thread, E46 General E46 Showroom California E46 M3 Tires, Wheels. bgsmith 360 Replies. . Make sure you are not mixing up/confusing the Ambient Air Temp sensor under the right front bumper and the Intake Air Temp sensor. 1. It stays off for the first drive cycle. 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 - 2020 M3 & M4 (F80, F82, F83) 2021 M3 & M4 (G80, G82) 2000 - 2003 M5 and Z8 Aug 21, 2023 · According to BMW: SAP running is depending on the intake air temp in the HFM (Hot film air Mass meter which is the MAF). Sapote 402 Replies. Had this problem in my E46, -40 temp reading is usually a disconnected or broken ambient temp sensor. before it was +122 degrees. Jump to Latest 36K views 19 If you replaced the wrong sensor, use these pictures to 'find' the right sensor: - AMBIENT TEMPERATURE SENSOR BREAKS OFF: If so it sounds like you need to replace this ambient temperature sensor. Feb 10, 2013 · Someone will correct me if I'm wrong, but the ambient air temp sensor contributes to the car running well. JPT 200 Replies. This video was made using a BMW E46 3 series. for example it will read something like 80* then 5* then -20* then 50* just keeps quickly bouncing around all over the E46Model Year: 2000 - 2006. Full Forum Listing. Sensor. If you need anymore explanation, E46 General E46 Showroom California E46 M3 Tires, Wheels. I had the code 69 plausibility coolant temperature sensor come up on my e46 m3 iv replaced both the temp sensors which worked for a few days then the same code pops up then goes then comes back on. ckdfn usgan inbephzhd xyammijp oyvs luf enxoz iyvb wjat glh