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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 29, 2021
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Open Help Requests for All Makes and Models
Help Request Answers
2009 BMW 335d 3.0L alternator
This BMW alternator will bench test fine. I put it in and it won't charge. I replaced the ground strap from the body to the engine. I ran a temp wire from the battery to the power and a temp ground to the alternator and it won't charge. If I put the booste...
2006 Chevrolet Cobalt LS 2.2L No Communication VIN: 1G1AK15F76
initial diagnosis-not shifting properly-flaring & skipping gears- no comm with TCM, PCM code U101, On install of new GM TCM & program attempt (with battery charger attached under hood B & top of shock tower)- got sparks from a different bolt at top of stru... Trouble codes: U0101
2013 Chevrolet Impala LT 3.6L abs VIN: 2G1WG5E32D
Hi Guys. car came in with blown rear caliper. Replaced and cannot bleed system manually or with pressure bleed and scan tool. Running out of ideas, hoping somone has been there Thanks
2010 Dodge Ram 1500 SLT 5.7L Starter VIN: 1D7RV1CT0A
I suspect I may have a bad PCM, but might also be a grounding issue. I never see 12v at the relay on the coil side. The switch side is fine and jumping the relay will crank the starter. I question weather or not the TIPM might be acting up as well, but .6 ...
1995 GMC G3500 Magnavan 5.7L abs module VIN: 1GDHG31K3S
I'm looking for an ABS module/BPVM or someone who can rebuild it. Would appreciate any info ya'll could give Kevin
2010 Jeep Patriot Sport 2.4L Misfire VIN: 1J4NT2GB6A
This is a weird one for me. The PCM says the engine is misfiring on cylinders 1 and 4, but it's running fine. Then because the PCM "thinks" it's misfiring, it shuts the injectors off on those cylinders, and then the engine actually starts to misfire. Turn ... Trouble codes: P0300 (Random misfire), P0301 (Cylinder 1 misfire), P0335 (Crank sensor circuit malfunction), P0315 (Crank position sensor not learned)
2013 Jeep Wrangler Unlimited Sahara 3.6L stays in limp mode after repair VIN: 1C4BJWEG0D
Customer came in , no shift , in limp mode PO743 TCC solenoid. replaced TCC solenoid & circuit board assembly. old one had 1.2 Ohns (spec is 2.5) ohmed wiring from TCM (ohms 3.2 cold) cleared code. comes back after test drive, still stuck in limp mode. Is ...
2007 Nissan Murano SL 3.5L Electric VIN: JN8AZ08T17
With key off the turn signals are flashing and the headlights are on high. With the engine running the blower fan comes on (no buttons work for HVAC system), Headlights are on high, every light on the dash on and the wipers are going full tilt. Have checke...
2007 Volvo XC70 2.5L Can-Bus Communication VIN: YV4SZ59227
WE could not communicate with the ABS module and discovered There was no "wake up" power from the CEM. WE ran a fused power from a 12 volt source to the blue wire -#4 on the BCM and then could communicate with the ABS but still have all those communication...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2016 Chevrolet Silverado 1500 LTZ 5.3L MIL Lamp on VIN: 1GCVKSEC8G
The truck is repaired, I removed the NOM flow injector and replaced it with the an injector that matches the original part number. Now mind you, that number isn't the same as the one I removed, it crosses to the one I used. GM is funny to get answers and the... Trouble codes: P219B.
2009 Honda CR-V LX 2.4L No communication VIN: 3CZRE38339
Removed the PGMFI Sub Relay that was clicking when I first turned the key on and while it remained off you had communication. With the relay out communication is restored and I was able to complete the install of the used ECM. Vehicle still had no spark and f...
2000 Nissan Xterra SE 3.3L Mechanical VIN: 5N1ED28Y7Y
SO the customer is going to have me fix try to fix this towards the end of the summer, he has another car so he is not in a hurry to do this I will let you know if this is doable when I get to do this thank you for letting me know as this car is boarder line a...
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