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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 19, 2018
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Open Help Requests for All Makes and Models
Help Request Answers
2009 Audi A4 Quattro 2.0L exhaust cam broken 3 times VIN: WAULF78K59
All started after vac pump froze on highway. Causing 1st exhaust cam to break. 2nd cam broke when fuel injector was pouring fuel into #4 cylinder causing cylinder to hydroloc. Drove car 140 miles cam broke 3rdd time.no reason found why cam would break.
2006 BMW 330xi 3.0L Bad Smoking VIN: WBAVD33556
Any suggestions will be greatly appreciated! We have been servicing this non-turbo, 6 cylinder BMW for about 3 years and everything has been fine. Always used Mobil 1 European formula oil and genuine BMW oil filters. The car has been serviced regularly a...
2006 Cadillac SRX 3.6L No Start, Can not remove Key VIN: 1GYEE63796
I have been Fighting this car for Several weeks now... The Customers Complaint was when she first brought the car into the shop that she could not remove the Key from the Ignition... I by the time I got the car the battery was dead and after I charged the ... Trouble codes: U1300 (Class 2 Data Link High), U1301 (Class 2 Data Link Low)
2003 Chevrolet Silverado 1500 HD LS 6.0L No Start, Stall, MIL Lamp on VIN: 1GCGK13U83
This Silverado stalls intermittently. No sputtering when this happens. Just like it shuts off. It will restart after it sits for a couple hours. It has the 2 listed codes. Fuel pressure is 60bs. Trouble codes: U1026 (Loss class 2 communication with ATC/trans), U1041 (Loss communication with EBCM)
2006 Chevrolet Cobalt LS 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G1AK15F06
hi and thanks, this night mare begins in October 2017 car gets towed over customer complaint, she just got fuel and the car running bad and couldn't drive it over here. check codes, p0136, p0138, p0300, p0442. road tested car no problem found, car ran grea... Trouble codes: P0136, P0138, P0300, P0442
2004 Ford E-350 Super Duty 6.0L engine VIN: 1FDSS34P14
This is an ambulance Customer complaining of a smell that is coming from under the dog-house that is usually smelt in the cab, but occasionally is smelt in the rear portion as well. This primarily happens under load upon acceleration at speed above 70mph. ...
2004 Ford Escape XLT 3.0L anti-theft VIN: 1FMYU03134
After disconnecting the battery negative connector and then replacing it the anti-theft system operates the horn, headlamps and four way flashers as though the system is in a theft mode, but it will start. Even after starting it continues to operate the li...
2008 Ford Fusion SE 3.0L master cylinder VIN: 3FAHP07158
Client complained that brakes were not working well.I test drove vehicle and noticed pedal felt firm when first applied, then moved downward about two inches. I replaced all brake components both front and rear. Rears were totally shot. Did power bleed and...
2011 Ford F-450 Super Duty XLT 6.7L Stall, MIL Lamp on VIN: 1FD9W4HT8B
This Ford stalls under a load or accelerating hard. Got the large fuel leak code but can not locate any leak. Previous shop replaced fuel pressure sensor but did not help. The desired fuel pressure is consistently a few thousand lbs above the actual fuel p... Trouble codes: P0093 (Fuel leak large)
2001 GMC Sierra 2500 HD SL 8.1L Transfer Case VIN: 1GTHK24GX1
Any suggestions will be greatly appreciated. This truck came in with complaint of going into transfer case neutral. Customer was in the mountains and shifted to 4x4 and it worked fine, then went down to 4 low and it never achieved 4x4 low range. He had i...
2007 Honda Odyssey EX 3.5L spool valve (vcm type) VIN: 5FNRL38737
Honda does not seem to list this 3 chamber o-ring type seal which seals the two halves of the spool valve (VCM type engine). We have the gasket that has 4 chambers with the screen in it. Has anyone been able to find this other gasket separately? It kind of...
2012 Jeep Liberty Sport 3.7L MIL Lamp on, Won't Accelerate VIN: 1C4PJMAK2C
The complaint is the CEL, Traction Control Light, Service 4WD Light & TPMS Lights all came on when the Jeep sputtered & the driver had to pull over on the side of the highway as the Jeep wouldn't accelerate. She called her Dad who suggested she turn the Ke... Trouble codes: P2127 (Accelerator Pedal Position Sensor 2 Circuit Low), P0652 (Sensor Reference Voltage 2 Circuit Low), P0344 (Camshaft Position Sensor Intermittent - Bank 1 Sensor 1)
2007 Land Rover Range Rover HSE 4.4L Eas VIN: SALMF15427
Quick stupid question. Do you have to disable the EAS before you raise this? It holds air pressure better than most so I don't want to change that. I used to work on a lot of the older ones and knew what to do with all the different versions before putting...
2001 Lexus IS300 3.0L Mil VIN: JTHBD18281
First I wanted to say thank you for the help. I have a is300 that came in for a p1349 code and nothing else. The connector to the VVTi was zip tied on and the customer stated they replaced the vvti solenoid. I tested the vvti solenoid and it didn't fully r...
2006 Mercedes-Benz E350 3.5L battery warning VIN: WDBUF56J66
I'm having a rough time with this Benz. I can't get the red battery warning message to go out after all repairs were done. I'm thinking the last thing could be a CAN wiring problem near the BCM. Code B1070- component K75 (cut off relay for interruptible lo...
2011 Nissan Titan PRO-4X 5.6L Manual shift mode and tow mode VIN: 1N6BA0CJ2B
Tested switch using multi meter can see switch grounding in all modes like normal operation. Tested wiring from switch to combination meter good. Combination meter shows no signs of switches working no response.tested wiring from combination meter to tcm/ ...
2012 Porsche Cayenne 3.6L Hesitation, Misfire VIN: WP1AA2A26C
Test started vehicle cold and was misfiring at idle. Test drove and under light and heavy throttle car will feel like it is misfiring. Scanned entire vehicle for codes and found none in engine, transmission, ABS or transfer case systems. Monitored misfire coun...
2007 Saturn Outlook XR 3.6L engine VIN: 5GZEV237X7
Good day fellow techs . We are going to replace the engine on this out look which is a GM clone. Mitchel calls for a complete engine ,Transmission sub frame out the bottom. I have been told it can be done by removing core support and radiator then remove o...
2007 Volkswagen Passat 3.6 3.6L Surge, Cuts out, Stall VIN: WVWFU73C87
Stalls hot and when idling only. Had no codes stored and readiness monitors all passed. Found car stumbling at idle, at times and sometimes stalls. Found low side fuel pressure drops to 35 PSI and recovers to 90 PSI when stumble occurred. Did a current ram...
2008 Volkswagen Passat lux 2.0L Misfire, Misfire VIN: WVWTK73C98
The car came back and it has a miss under load in 6th gear light accel. The coil and plug were swapped with no change. smoked engine for vacuum nothing found. I took an extended test drive and noticed the #2 knock sensor starts at 1.7 volts and then jumps ... Trouble codes: P0302 (cylinder 2 misfire)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 BMW 525i 2.5L Stall VIN: WBANA53514
We are going to call this a fix. The problem posted is repaired, although the vehicle still has a problem related to this repair. We started with both voltage and ground checks as well as a pin drag test. The power, ground and 5 volt signal were all good with ... Trouble codes: 3C1F, 2766 (Intake cam sensor duration), 3C1D, 2768 (Intake can sensor phase position), 299A, C0DA7.
1988 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Surge, Cuts out, Misfire VIN: 2GCDC14K0J
thanks for the help, but the customer SET FIRE to the truck, so that takes care of that. nothing else to add.
2008 Chevrolet Equinox Sport 3.6L Starting VIN: 2CNDL93798
We ended up giving customer the choice of grounding the case or getting a new ECM and customer went with grounding the case. The vehicle has been gone for a couple of weeks and we have not heard from them. Tim [...] answer was spot on as far as the way th...
2011 Chevrolet Malibu LT 2.4L Abs VIN: 1G1ZC5E17B
The car had comunication with all the modules with scan tool. I tried both reprogram and replace and reprogram no luck. The E4398 error is that there is no calibrations available for the vin so you have to call tech line to release the calibrations, because th...
1995 Ford Ranger Splash 2.3L theft lamp VIN: 1FTCR14A1S
I replaced cluster with the one that came out of it, cust said it did the same thing with a used one, but with the old one no light and no blowing horn. It looks like this truck has a lot off mismatch parts, going to let him have it looks like there may be no ...
2005 Nissan Altima S 2.5L Electronic VIN: 1N4AL11D85
2013 Porsche Panamera GTS 4.8L Pasm VIN: WP0AF2A73D
There is a filling procedure that needs to be followed correctly to refill the system with nitrogen after a repair and your scanner has to have the ability to do so. Our Autologic was able to do this and the suspension is now working correctly. Thank you for t...
1988 Volvo 740 GLE 2.3L No Start VIN: YV1FX8843J
Thanks to all who took time to reply. Special thanks to Dallas [...] for answering the crux of my question. Is the 10.5v enough voltage to make the crank sensor in the distributor work. Yes it is. Always make sure you get the correct info from the owner. I was...
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