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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 23, 2020
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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2015 BMW 750i xDrive 4.4L Excessive Emissions VIN: WBAYF8C54F
vehicle came in running very poorly with low power and misfiring. initially had many misfire and mixture codes plus boost pressure and rail pressure codes. went for the low rail pressure B1 first. could see the actual pressure never get close to desired an... Trouble codes: P0172, P0172, 11850, 11800, 11840
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2002 Buick Century Custom 3.1L No Start VIN: 2G4WS52J92
We installed the VIN in the replacement BCM and performed a Key Learn Procedure to no vail. However noticed NO VIN present in the replaced BCM. Attempted several times but no luck. (It will start with the old BCM.) Do not know why the VIN disappears. Possi...
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2002 Chevrolet Silverado 1500 5.3L abs VIN: 1GCEK14T22
hey guys, i have a low speed abs activation, under 5 miles a hour. i can see on my scanner that its coming from the rear wheel speed sensor. the wheel speed sensor reports to the PCM and then the PCM sends a pulsating voltage to the ABS module. the pulsati...
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1990 Ford F Super Duty Custom 7.5L No Start VIN: 2FDLF47G0L
Hello Techs. This is our own 1990 Super duty with a bucket lift on it. Some kind of rodent had chewed the wires off that come out of the distributor pick-up coil and rather than try to repair the wires I replaced the pickup-coil instead but then found I ha...
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1998 Ford F-150 Lariat 4.6L No Start, Poor Idle Quality, MIL Lamp on VIN: 1FTZX1869W
This one is about as hard as they come for us. Vehicle was presented for smog check. Had two coil primary coil codes and a random misfire code. Those issues were fixed quickly with a reman ecm. Vehicle passed smog ok. Customer then wondered why it was hard...
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2008 Jeep Grand Cherokee Laredo 3.7L Misfire VIN: 1J8GR48K08
still has misfire after tune up, but will not show on scan tool. misfires at light accel about 10 to 17 MPH. when this occurs. misfire monitor status goes to ??? on scan tool. never seen this before. runs great at idle and medium to hard accel. only feel i...
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2012 Jeep Grand Cherokee Laredo 3.6L MIL Lamp on VIN: 1C4RJFAG5C
Hey all, 2012 Jeep Grand Cherokee 3.6L came in with stored p0420 and p0430 catalyst efficiency codes. Front oxygen sensors are not lazy (switch rich/lean normally) and downstream sensors look normal at 2500 rpm, holding steady near half a volt, and ther... Trouble codes: P0420, P0430
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2012 Nissan Versa 1.6 S 1.6L Trans goes into low on HWY & engine redlines VIN: 3N1CN7AP5C
I finished rebuilding this wrecked Nissan Versa including installing a transmission from a parts car. Drove it 30 miles on the highway to the salvage inspection no problem. Transmission feels great with no unusual behavior or noise. On the drive home, half...
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2000 Porsche 911 Carrera 3.4L rollbar warning light on VIN: WP0CA2990Y
car came in with roll bar warning light on. NO codes present. NO rodents visible. NO water damage. NO after market radios. LOW mileage car. replaced both instrument cluster and rollover module with know good parts. popped roll bars with scan tool. both wor...
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2016 Toyota Prius Two 1.8L hybrid control system VIN: JTDKBRFU5G
hey guys ive got one here that im not sure what to do about. 2016 toyota prius with around 300k miles. its one of our taxis. i get 2 codes very intermittently p0a1b-94- drive motor 'A' control module unexpected operation; and p3123-87- lost communication w...
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2014 Volkswagen Jetta SE 1.8L Poor Idle Quality, Surge, Stall VIN: 3VWD17AJ3E
Car first came in with misfire codes for all cylinders. coils and plugs had just been replaced elsewhere. Look like quality parts. During actuator test, I could not hear n205 operating. Unbolted it and noticed it barely moved. Also checked the mechanical p... Trouble codes: P0300 (Misfire), P0301 (Misfire 1), P0302 (Misfire 2), P0303 (Misfire 3), P0304 (Misfire 4)
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2014 Audi Q5 2.0T 2.0L oil pressure VIN: WA1CFAFP3E
Replace he balance shafts and we now have oil pressure that is within specs Thanks for all the replies
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