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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 5, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2014 Audi S7 4.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: WAUW2AFC6E
This car was towed into our shop after it died on the road. The first thing I did was a system scan using VCDS. There were no engine codes at all. I also looked for pending codes using the generic OBD2 feature of VCDS, None found. After warming up in our s...
2007 BMW 530xi 3.0L MIL Lamp on VIN: WBANF735X7
We noticed today engine running, lights and heater on, the scanner shows alternator putting out 13.1 volts at ilde. this seems low but Prodemand does not give an output spec. Anyone know what it actually should be? Trouble codes: 2E84, 2EA1, 2E8E, 2E97, 2C3E
2012 Chevrolet Malibu LT 2.4L No Start, Stall, Misfire VIN: 1G1ZC5E05C
2012 Malibu will run for 30 minutes to an hour. Each time it decides to stall I get all four injector circuit codes. Wait about 5 to 10 minutes it will start back up and run but stall out again shortly there after if not allowed to set for a bit. I have ch... Trouble codes: P0201 (Injector circuit), P0202 (Injector circuit), P0203 (Injector circuit), P0204 (Injector circuit)
2007 Ford Explorer XLT 4.0L Transmission VIN: 1FMEU63E97
Greetings everyone. I am back once again and believe I just need confirmation of what I found. Any insight and help will be much appreciated. This Explorer comes to me from a small car dealer. It was having transmission problems so they sent it to the deal...
2013 Ford Expedition Max Limited 5.4L Surge VIN: 1FMJK2A57D
Vehicle came in for surging issue on accel, more noticed on light accel but will do it at any speed. Does not do it all the time. Check fuel pressure and noticed it would randomly jump 5-10 pounds when it got to 50 psi. Replaced pump and now does not go be... Trouble codes: P0172, P0175 (Rich bank 2), P61B0
2007 GMC Envoy SLE 4.2L No tach VIN: 1GKDT13SX7
When tach works cannot give any throttle If tach doesn't work runs fine Replaced crank and cam sensor twice with AC Delco sensors Trouble codes: P0335, P0336, P0171
1995 Jaguar XJ12 6.0L Mil VIN: SAJMX1346S
Customer just bought this nice '95 XJ12 sedan. ABS & TRAC warning lights are on. ABS module was recently reconditioned by BBA for C1095 problem (pump terminal solder joints). I was able to retrieve a C1450 code which indicated a problem with the actuator f...
2014 Volkswagen Passat SEL Premium 1.8L Poor Idle Quality, Surge VIN: 1VWCS7A3XE
VW guys and gals I need some help on this Passat. it came in for a rough idle and other tech recommended plugs and 2 coils. well that didn't fix the problem so it came to me. I watched scanner data and noticed that when it was idling rough the cam timing f...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2014 BMW 328d xDrive 2.0L Excessive Emissions VIN: WBA3K5C55E
2003 Chevrolet Monte Carlo SS 3.8L MIL Lamp on VIN: 2G1WX15K03
Hi guys I wanted to thank everyone for your help. This car is not fixed. I just had my blinders on and only worrying about the check engine light and never looked over the car like I should have when it first came in. When I looked the car over I found the fra... Trouble codes: P0172 (Fuel System too rich).
2006 Chevrolet Silverado 1500 LT 5.3L No Start, Cuts out, Stall VIN: 2GCEK13Z86
The fix was G102 under the exhaust manifold, left side of engine. A fresh look this morning yeilded credible results. The voltage drop on the battery ground at that location was acceptable, however, G102 grounds JUST the coils and does not have any effect to t...
2010 Chevrolet Equinox LT 2.4L camshaft alignment VIN: 2CNALPEW4A
You guys are the greatest! There were multiple posts mentioning the cam reluctor. I rechecked gear alignment, then took a dial indicator to make sure the #4 exhaust valves were clear open and checked the reluctor. It was off. We held the cam with a wrench,...
2012 Chevrolet Malibu LT 2.4L MIL Lamp on VIN: 1G1ZC5E00C
As Robert said someone has put the wrong fuse box in. After looking at the ones with rpo code nu6 and le5 engine they all had the #53 relay. thanks for the help Trouble codes: P0412.
2009 Dodge Ram 1500 Sport 5.7L Misfire, MIL Lamp on VIN: 1D3HB18T09
As suggested, I did a leak down test, but it showed 5% leakage. Also as suggested, I removed the valve cover to measure the valve lift on intake and exhaust on cyl 8. Of course it is the farthest back and hard to reach. Note that the valve cover R&R is helped ... Trouble codes: P0308 (Misfire on cyl 8), P1004 (Intake shortcut).
2010 Dodge Journey SXT 3.5L long crank VIN: 3D4PH5FVXA
Brought this vehicle back in and checked timing marks,and yes it was out of time,replaced belt kit and all is good.Starts everytime. thank you all for the post and the help. keith
2003 GMC Sierra 1500 SLE 5.3L Starting VIN: 1GTEK19T13
Hi guys I want to thank everyone for their help. The truck is not fixed yet. But it does start in the neutral position and being that its a plow truck he is happy for now. He said he will bring the truck back in the spring after he doesn't need it for plowing ...
2008 Honda Civic EX 1.8L Misfire, Misfire VIN: 1HGFA16958
Thanks to everyone who replied.Compression test showed 3 cylinders at 182 psi compression and #3 cyl at 16o psi thats little low.Leak down test showed #3 cyl.at 30 psi the rest at about 9-10 psi.Smoke test showed [putting smoke in #3 cylinder while on tdc smok... Trouble codes: P0301, P0301, P0301, P0301, P0301.
2011 Jeep Grand Cherokee Overland 5.7L transfer case VIN: 1J4RRGGT6B
sent it to the dealer, customer had told me after the fact that it was already at the dealer and they recommended both transfer case and diff motor...I however feel there is an issue with the dtcm and yes guys it does have all the right tire sizes and fluid ...
2003 Mercedes-Benz S500 5.0L AIRmatic ride control VIN: WDBNG75J13
I never fixed this one. The customer came and got the car. I believe what was going on was the suggestions that I had a leaking air bag only in motion. The car would stay at height perfectly for days on end, until driven. I never got the chance to re-check for...
2007 Nissan Maxima SL 3.5L Unknown VIN: 1N4BA41E17
We went back to the rear hubs,we disconnected the rear wheel speed sensors and went for a ride.Trans feels good.Customer has a problem with abs module so speed sensors will remain disconnected until he decides what to do with the abs module
2011 Subaru Legacy 2.5i 2.5L Abs/Vdc, Can VIN: 4S3BMBA68B
Thanks to all who replied. Hollis [...] really hit the nail on the head with the comment that perhaps t...
1991 Toyota Previa LE 2.4L MIL Lamp on VIN: JT3AC12R3M
I delayed closing the help request to assure the vehicle is fixed. The arrival of the EBay sensor took about a week and didn?t resolve the issue. Since I was admonished to recheck the integrity of the circuit, that?s what I did next. I installed a 1194 bulb a... Trouble codes: 52 (Knock Sensor Cicuit).
2005 Toyota Prius 1.5L Engine VIN: JTDKB20U55
Thanks for all the replies. Turns out the "Boat Anchor" actually just needed the misfires corrected. I replaced all 4 ignition coils, spark plugs, and changed the engine oil. That took care of the engine knocking noise, and the vehicle runs great now! As far a...
2009 Volkswagen Jetta SE 2.5L MIL Lamp on VIN: 3VWRZ71K89
I had this car scheduled for yesterday to resolve the issue. Unfortunately, the customer had an issue and couldn?t bring it in Monday. Some of the replies trended towards a vacuum leak issue. This P2177 code is a lean condition off idle. Those that suggested c... Trouble codes: P2177 (System Too Lean Off Idle).
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