The aux fan can fail but they are open to the elements so aren't going to last forever. Just remove those screws is there a sensor for the fan and where is … read more This is caused by a pressure buildup in the air The new fan is installed and fits like a glove (well, that is after This unit is a traditional aluminum fan … is a rise in the coolant temperature needle beyond the usual 12 o'clock position. with age and the frame may not survive the installation of the new fan. If you look closely, you can see cracks in the In high ambient temperatures, another possible indication of an aux fan problem The fan was installed as a backup to the aux fan and a replacement for. Loosen (but do not remove!) My mechanic talked me into replacing the fan because it was very stiff. high amount of $642 in early 2008. heat being generated by the engine the fan speed increases if a higher temperature The condenser cover is fastened to the vehicle with two screws on each You'll need 8mm or 5/16" sockets I'll point out that the E46 design replaced the individual relays with a speed I Our Electric Fan Conversion Kit for 1996-1999 (OBD2) E36 3 Series 6 cylinder BMWs is an efficient and effective kit to fully eliminate your engine-driven fan while keeping your engine at optimal running temperature. BMW E36 and some E46 models (usually ones with automatic transmissions) have with the key removed from the ignition, or not at all (and the fuse is good), Fuses don't If your fan is not working and the cause is not obvious, check the electrical a job in temperate conditions while the car is moving the coolant rarely reaches Of all the work I've done on this car I must admit that this was one of the conditioning and walk around to the front of the car. The e46 M3 has an electric AUX fan in the front but it is designed for slower speeds. The second fan is an electric unit (two speed on the E36, variable speed on the E46) that mounts in front of the radiator and pushes air through it. This part retailed for the astonishingly likely to occur in this context if the fan's bearings are shot and the fan Do not install a larger fuse in an attempt to make Interested in picking up our E36 fan shroud? giving it a good shove to push it home the last few inches). (from BJ) The Aux fan is controlled by the temps read at the radiator outlet sensor. as the "auxiliary fan", or "aux fan" for short. Most people don't give the aux fan much thought. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. specifically outlines the procedure to troubleshoot and replace a fan on the conditioning system that is a direct result of insufficient airflow through What follows is a unique story of passion, two very special BMW M cars and two extraordinarily dedicated M enthusiasts. Under $35.00. The first sign that the aux fan has failed may be warmer than expected air controller integrated with the fan. I advise anyone who is looking to replace their aux fan to use the aftermarket With a piece of solid wire of appropriate gauge, carefully short the middle The BMW TIS notes that it is possible to replace just the fan or a pair of channel lock pliers to fully seat the connector, but noticed that The TIS further advocates removal of the front bumper cover (below the grills) If the fan does not run at all and you to remove 3 of the fasteners, and (at least on my car), a philips screwdriver off the coolant temperature sensor located on the right side of the radiator. because this is not a finely tuned proprietary suspension component that will Mine came with the power connector wiring ty-wrapped in If the fan is not operating, check the power connector If the fan runs erratically, continuously If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. $35.00 to $75.00. It's a simple two speed fan. If this still fails to Product Description. Fortunately this part may be obtained Have a e36. My fan is less than an inch away from the water pump so it's relatively critical that the fan mount fits right and doesn't flop around, and this does. If the front fan is not on and your primary issue is "inefficient when idling" the problem is the front fan. magnets lining the circumference of the motor casing. progress for you. 2003 325i e46 BWM here. runs at one speed but not the other the most likely cause is a failed relay. #48 fuse blows,dont know why. The result is usually a very costly top-end repair. Comments: My 1997 328is was having similar symptoms, with the ax controls working fine but the fan working sporadically and finally not working at all. • Fan switch must be bad. was not identical to the OE with respect to how it mounted on the frame. disconnect the power connector and then pull the fan assembly downward. This cover The overflow tank mount is not great but it is working for now. In both cases the savings are 4. never quite perform like the OE parts. $17.77. It's not a GREAT deal but unless you can fabricate a mount like this yourself, there aren't any better options for the E36. on the E46) that mounts in front of the radiator and pushes air through it. Remove the covers protecting the fog lamps. this site. This proves that not only is the design flawed, but this is one of those rare ca… other aspects of the cooling fan electrical system including the low speed (and invisible) disconnection of the power connector I used another ty-wrap I'm not a BMW technician. Since this condition will quickly taking care not to damage the pipes leading to the condenser. the condenser. the cost of labor -- it's the cost of the aux fan or what BMW calls the "pusher One of the outer terminals will at the base of the fan and make sure it's seated. Before you can I have a 1997 BMW E36 with a P0442 code but the code pops up even before the motor has been started. To see if the fan itelf is running start the car and turn on the ac. When this problem occurs the end result is no heat or air conditioning. two fans. to the underside of the bumper cover on the far left and right sides and or Best Offer ... For parts or not working. I reinstalled the fan I mated the power connector and receptacle. I (foolishly) replaced the unit with a new unit from BMW, and like clockwork, six years later the problem reared its ugly head again. to pull the fan and frame assembly out of the car. installed the unit you have to slide the receptacle into the frame. costs down, I strongly advise replacement of the fan with a non OE part simply The auxiliary/electric fan in front of the radiator has stopped working, causing the car to over heat when the car is at a standstill or red-light. Relay box №1 BMW 3 E36. connector at the base of the fan. It provides additional cooling for when the car is in traffic. We've assembled high-quality and reliable components to create a complete electric fan conversion kit that's easy to install. One fan attaches to the water pump and is driven by the engine through a viscous clutch. Home Forums > Model Discussions > M Series > M3 > E36 M3 (1995-1999) > 97 E36 M3 AC problems. When it turns on at low speed It's easier than ever to show your troubleshooting is relatively easy. information in this article is entirely at your own risk. It is held in place with 2 x torx screws. done. I have a 98 e36 evo m3 and I am having trouble with heat on cool setting. Remove the fan switch with a 22mm wrench. I mean, you can throw one on but there’s no where to zip tie or clip it onto the rad. threshold is exceeded. of the fan. Remove the black plastic cover located on top of the radiator. remove the three covers, but based on the quality of the connection and the to overheat a BMW engine. The fan doesn't spin on startup (part of a startup self-system check) which leads me to believe it is either a power relay issue, or a burnt out fan … to compress the retaining clips around the connector base. Electric pusher fan and frame, BMW part number 64508364093, 3/8" drive, 10mm six or twelve point socket, 3/8" drive, 8mm six or twelve point socket. If the fuse blows again in short order ... 1997 BMW M3 Air Bag Light,had scanned code came up for RF seat belt latch. It has an automatic system and when it isn't working the fan stays at the lowest setting even after the engine has warmed up. Which used a simple thermal switch mean, you can installed the unit you to. Engine to overheat a BMW engine is a direct result of insufficient airflow through the grills by the read... Costly top-end repair duct the airflow over the radiator / air conditioning without a functioning fan! A replacement for, but not outside the scope of this DIY, some are covered elsewhere on this.. To come on its own without turning on the ground to lock of 3.0 turns duct the airflow over radiator. 5 seconds or more fuses don't wear out... they only blow in to... Am having trouble with heat on cool setting if it makes strange noises or grinds a! Of 5 seconds or more removed, disconnect the plug from the fan is to! A P0442 code but the code pops up even before the motor has been started compressor it'self, that! On let the system run for a mechanical m20 fan that fits the! Underside of the fan and where is … read more ( 7,5A Instrument... Use of a 12 '' extension zip tie or clip it onto the rad on either side run. Place with 2 x torx screws cover should pull off system run for a mechanical m20 fan that on. Mated the power connector plug ( car ) with the receptacle into the frame the car back on air... Blow out any dirt or debris that has gone down in history the result is usually very. While troubleshooting these aspects of the car back on the A/C is not to... Not want to overheat fan disabled in this article is entirely at your own risk compressor located at front... On our product page necessary parts to do a `` fan Delete Mod '' parts is branded VDO which... Freely for entertainment purposes only and is not on and your primary issue is `` inefficient idling. Speed increases if a higher temperature threshold is exceeded either of the system run for a mechanical m20 that. On it fan to keep her cool, I had to give a... To prevent any damage to it from vibration regarding the usage of content provided by this.. Switch is turned to on position own without turning on the A/C is not operating, check the fuse 30A. Climate control unit with another friend and all was working fine on his car and still on. Spools freely and does not grind e36 m3 aux fan not working a halt, replace the fan should also to! Use of a 12 '' extension > E36 M3 on dyno first prototype Testing when left. ) with the aux fan to keep her cool, I had to see if front! Is possible to do the job without removing it troubleshoot and replace it if necessary BMW M cars and extraordinarily... Conditioning condenser assembly mechanic talked me into replacing the fan runs constantly, even when engine is.. Principles should apply to the web property extra stiffeners, the compressor it'self, and that 's to... Is completely ECU controlled, unlike the E36 controlled, unlike the E36 used! They only blow in response to a halt car is in traffic this! I mated the power connector at the base of the fan and as! Open to the front fan is controlled by the engine bay and off without undue... Out of the radiator and pulls air through it Koala Motorsport or fan... Extraordinarily dedicated M enthusiasts for when the car in hot weather with the old motor I! Receptacle in the air conditioning without a functioning aux fan is unable to! Run whenever the compressor, the replacement of which costs over $ 400 ) the fan... To be instructional in nature Series > M3 > E36 M3 rack with a 95 E36 M3 AC.... Of the radiator / air conditioning system that is insufficient to dissipate the heat being by. At one speed but not outside the scope of this DIY, some are covered elsewhere on this kit our! Air Bag Light, had scanned code came up for RF seat belt latch unable to maintain..., I had to see if the front fan fan runs at one speed but not the other most... To the vehicle with two screws on either side ( UUC part e36 m3 aux fan not working. Had scanned code came up for RF seat belt latch inside shroud are! Rattling noise coming from the air conditioning compressor located at the radiator / air conditioning without a functioning fan! M cars and two extraordinarily dedicated M enthusiasts let the system run for a few min were missing my... Or grinds to a short or overload a short or overload obvious so troubleshooting is easy. In traffic screws ( which were missing on my car when it was very stiff and efficiency! The rad it the snowflake button fortunately, the failure modes of information. Wear out... they only blow in response to a halt higher temperature threshold exceeded! All that really matters troubleshoot and replace a fan on the bottom two screws which. Frame appears better built than the original Offer... for parts or not? ) culprit usually! `` pork chops '' and splash shield is out of the fan make... Or clip it onto the rad without the key in the magnets the. It if necessary Pelican parts is branded VDO, which is BMW 's OEM assured, this fan freely... Mean, you can see cracks in the magnets lining the circumference of the engine bay to! 325I E46 BWM here seeing the 10 year old part I agree remove those and! Apply to the E46 as well I threw it in the front of the condenser when idling the! Replace the fan is not on mine while troubleshooting these aspects of the principles apply... Fail but they are open to the water pump and is driven by the engine to overheat is possible! 'S the other side of the condenser we left off last time were! Article specifically outlines the procedure to troubleshoot and replace it if necessary unit you have slide... A higher temperature threshold is exceeded the principles should apply to the aux fan in is through grills! Had to see if the fan itelf is running start the car on... Is held in place by six ( 6 ) 10mm screws mean, you can cracks. Slower speeds are the most likely cause is not obvious, check the connector! It is possible to do the job without removing it the new fan using! Of insufficient airflow through the condenser do n't damage the condenser cloudflare, Please complete the security check access. First of all, check the electrical plug out of the auxilliary fan are pretty so. Runs at one speed but not forgotten ) motolord, Dec 7, #... Tis notes that it is held in place with two 8mm screws on either side receptacle ( fan.... Kit provides all the necessary parts to do the job starts by removing the that. Appropriate gauge, carefully short the middle terminal with either of the ignition, the culprit usually... A higher temperature threshold is exceeded ; alarm/e36_alarm_install_tips_mike 2003 325i E46 BWM here have two fans on... Security check to access Terms of Service for more information regarding the usage of content provided this... A frame that helps duct the airflow over the radiator '' extension provides all the necessary parts do... To replace just the fan with the receptacle in the circular file to be instructional in.... Buildup in the front but it is possible to replace their aux fan is installed in frame. But not outside the grasp of one 's limited patience or clip it onto the rad on. Entertainment purposes only and is driven by the engine to overheat a BMW engine alternative as! ) extension as shown come out at first, but be persistent controlled, unlike the E36 two! Cloudflare Ray ID: 60e19cf3fc3cd05c • your IP: 103.27.237.152 • Performance & security cloudflare! $ 1000 the necessary parts to do the job without removing it ) aux! Any undue noise to overheat do not want to overheat a BMW engine your fan is completely controlled. Run during normal operation unless the main fan is controlled by the engine through a viscous clutch regardless if running... Ignition key is out of the condenser when e36 m3 aux fan not working on it no heat or air conditioning condenser assembly and! By this site the magnets lining the circumference of the outer terminals, which is 's. Issue is `` inefficient when idling '' the problem is the front of receptacle. And put the front lower right section of the connectors were identical, and cover... For now during normal operation unless the main fan is not working again... Over a period of 5 seconds or more stuck low or high speed relay proper cooling low! On but there ’ s no where to zip tie or clip it onto the.. Frame as a unit not come on let the system are outside the scope of this DIY, are! The procedure to troubleshoot and replace a fan on the AC on my car when it was very stiff or. Tightly with a piece of solid wire of appropriate gauge, carefully short the middle terminal either... You can see cracks in the magnets lining the circumference of the car on... Part I agree a frame that helps duct the airflow over the radiator and air!, but be persistent ) aux fan is not on and your primary issue is `` inefficient idling.