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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 24, 2019
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
2014 BMW 740i 3.0L water pump VIN: WBAYA7C41E
hello, guys I had a customer come in today for a vehicle inspection on a car whey just purchased few weeks ago. and well doing inspection I notice the electronic water pump was not bolted properly and was held down by one bolt out of three it required.. wa...
2006 Ford Fusion SEL 3.0L No Start VIN: 3FAHP08136
looking for some ideas on this one, when the car is cold it starts and drives fine.. after about 15 minutes of driving the abs light will come on followed by the wrench light, you can hear the fans come on high then the transmission goes into limp mode, wh... Trouble codes: U0101 (Lost communication with tcm), U1900 (Abs can comminication bus fault), P1657 (Can link chip malfunction)
2009 Ford Expedition EL Limited 5.4L Hesitation VIN: 1FMFK20509
Came In for a hesitation under load, codes for both banks lean. Volumetric efficiency test found it's not perfect but also not bad considering the mileage. Monitoring fuel trims while driving found that Everytime it happens short term drops to -20 range on... Trouble codes: P0171 (Bank one lean), P0174 (Bank two lean)
2015 GMC Yukon XL Denali 6.2L Mechanical VIN: 1GKS2JKJ5F
It appears this engine melted down #8 piston and seized without much warning. It was in a couple of weeks ago for a check up and was in good running order. Not suspecting an engine failure, the battery was disconnected to install a starter and the codes we...
1995 Mercedes-Benz SL500 5.0L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall, Poor Fuel Economy
This ran great and then just ran poor. It appears rich. The fuel pressure is around 50psi. There is no leak in the pressure regulator. It runs better when ice cold but still won't rev up. My scanner is giving me a code 10 in base module but I'm not sure if...
2006 Mercedes-Benz SL55 AMG 5.5L Keyless Go VIN: WDBSK74F16
Hello group. We have this 2006 SL 55 where the Keyless Go locking/ unlocking and starting will intermittently not work, and also while driving a message of "key not detected" will be displayed in cluster. We have tried several different key batteries, and ...
2009 Mercedes-Benz CLK350 3.5L convertible top VIN: WDBTK56F79
Hello Mercedes Techs: I have this 09 CLK 350 with soft top inop. Will not open. When switch is operated i hear a solenoid/noise and message in cluster that it is opening , but nothing happens. Then there is a message, (TEL off). I can see that the roll bar...
2012 Mercedes-Benz C250 1.8L Excessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp on VIN: WDDGJ4HB7C
car came in running,found fuel trims were at max.i used propane and found leaks around intake so I replaced intake gaskets and rechecked still seams that the propane will affect the fuel trim.was wondering what I may be missing?no other leaks are noticeabl... Trouble codes: P0171 (System lean bank1), P0303 (Misfire 3), P0304 (Misfire 4)
2005 Nissan Murano S 3.5L Interior VIN: JN8AZ08W65
Car came into shop door wouldn’t unlock or they word just cycling to lock position rear hatch didn’t work .so I started pull rear hatch panel off and they had wires to different wires .so I fixed all that though wiring schematic door still didn’t operate t...
2006 Nissan Frontier XE 2.5L Stall VIN: 1N6BD06T76
This car will randomly lose the throttle control when the car is exceeding 30 mph. PID data indicates the APP sensor working, but the throttle body not. Oddly, it also does NOT store any codes. However, when I lose throttle, as I am observing data, I notic... Trouble codes: P1572
2012 Subaru Outback 2.5i Premium 2.5L MIL Lamp on VIN: 4S4BRCBC8C
on previous diagnosis i replaced the b1s1 AF sensor for this code. have checked for exhaust leaks and been unable to locate any. downstream o2 sensor goes from 0.0 to 0.8. upstream is 0.99 to 1.35. it runs great and has plenty of power. any Subaru guys out... Trouble codes: P2096
2007 Volkswagen Passat Value Edition 2.0L Unknown VIN: WVWLK73C67
Car came in as a no crank no start. We finally got that under control, but the engine runs poorly for the first 5 to 8 minutes; then it purrs. We don't know the car and do not own the drivability of this engine; BUT, this has been a problem car and custome...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 535i 3.0L Engine VIN: WBANW13528
7 replies 6 said drop out the bottom one said take out the top decided to drop out the bottom smooth as silk
2012 BMW 328i 2.0L MIL Lamp on, VIN: WBA3A5G50C
2013 BMW 528i xDrive 2.0L Poor performance VIN: WBAXH5C53D
So thanks for the help it turned out to be the turbo waste gate would not close completely the bushing was worn . Mass air flow code was the inlet from mass air flow tube was broken clip so the hose from valve cover was popping off . Also recommended timing ch...
2006 Buick Rendezvous CXL 3.5L MIL Lamp on VIN: 3G5DA03L66
based upon all the replies i started looking towards the electrical connector c305 i believe. i checked where it went into the body from underneath and cleaned and lubed. customer left and has not returned. Trouble codes: P0446.
2010 Cadillac STS 3.6L Modules VIN: 1G6DU6EV8A
First of all I would like to thank everyone who took the time to read the help request and reply. When we run in to issues like this we try to take a step back and regroup within our shop and with the help of great information sources like IATN. What we foun...
2007 Chevrolet Suburban 1500 LTZ 5.3L MIL Lamp on VIN: 1GNFK16317
My boss called a friend who is a chevy tech. He said they replace the purge valve, vent valve, and fuel cap any time they get one of these codes. Turns out GM has updated the vent valve. New part # is [...]. It also requires an adapter harness, part # 20915... Trouble codes: P0443.
2014 Chevrolet Cruze LT 1.4L engine VIN: 1G1PE5SB4E
Just about everyone said that adding diesel fuel to this car did not affect this oil consumption and I tend to agree. The turbo is where the oil is coming from. We removed the charge hose from turbo to intercooler and spilled oil all over the shop floor. with ...
2014 Ford Transit Connect XLT 2.5L Door Module VIN: NM0GE9F71E
I really appreciate all of your input. Today I finally got a chance to get back to this vehicle after 4 days of it being put on the back burner. A fresh look into the issue and I was able to narrow the problem down to the Hall sensor circuit in the window moto...
2014 Infiniti Q50 3.7L alarm VIN: JN1BV7AP7E
Okay, so I this vehicle has many horns, chines, beepers, you name it, it has them. So the beeper for the door locks is located behind the passenger headlight. Listened for the sound and it was Not coming from there. And I as I expected there was some thing aft...
2014 Jaguar XJ L Portfolio 3.0L p0017 VIN: SAJWJ2GD1E
3ed time is the charm as it turns out the one exhaust cam actuator was bad but with all the other codes for the timing chains did not pick it up until put back together. I guess that's why the dealers replace everything when they do the chains. shotgun it and ...
2010 Jeep Wrangler Unlimited Sahara 3.8L Oil Light Instrument Panel VIN: 1J4BA5H10A
Thanks everybody for sharing your knowledge. Customer decided to add an oil gauge, instead of fixing the ¨idiot oil light¨, as a result of presenting him with the possible ecm exchange or cluster exchange, plus labor. Then I do remember when cars where soooo m...
2013 Mini Cooper Countryman S ALL4 1.6L Misfire, MIL Lamp on VIN: WMWZC5C53D
Neglected to mention in original post but tried David's suggestion for fuel injector balance test, which didn't uncover anything, as idle was fairly smooth, and RPM drop-off was similar on all 4 cylinders. Took Alan and Victor's advice, removed injector rail ... Trouble codes: P0301.
2008 Pontiac G6 3.5L Surge VIN: 1G2ZG57N08
rechecked ecm power supplies and grounds. replaced ecm all is good.
2014 Ram ProMaster 1500 3.6L Shift VIN: 3C6TRVBG7E
The horrors of working on a piece of Chrysler, customer stated was driving when the shifting to first happened, so no accident related, then diagnostic guide tells you to check or replace units, what they do not show, is the expensive well manufacture indestru...
2006 Toyota Prius 1.5L Hesitation, MIL Lamp on VIN: JTDKB20U16
While I have not fixed the vehicle as yet I am able to say that the hv battery was proven bad, the link that Matthew included to Arts Automotive's article and test procedure test procedure was ran 3 times and battery block 2 failed twice. On the last test it ... Trouble codes: P3000, P0A80.
2011 Volkswagen Jetta SE 2.5L Battery drain VIN: 3VWDZ7AJ2B
Thanks for all the useful replies. Not all were useful. I really don't need someone to say look at a wiring diagram. Not having a diagram was not the problem. Finding the right one is. There are 1700 diagrams listed in Motologic and VW does them a lot differe...
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