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Prev Professional Automotive Repair Technical Discussions for February 12, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
2000 Audi A4 Quattro 2.8L Abs Module VIN: WAUDH28D0Y
I have a 2000 Audi A4 with only 42K miles, I was just wondering if some one could help me out. I have a Autell 101 ABS and SRS Scan Tool. The vehicle has the ABS Light on and the Brake light is flashing. For some reason my scan tool is not communticating with ...
2002 BMW X5 4.4i 4.4L Charging lamp VIN: 5UXFB335X2
Hey BMW gurus, Just want to throw this one out there to see if anyone else has run into this. An 02 X5 4.4 arrived at my shop from a local dealership with an unusual problem after they resealed the intake manifold. The charging system warning lamp is on whil...
1995 Cadillac DeVille Concours 4.6L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1G6KF52Y1S
Retreve codes multipal and eratic comunication with pcm checked grounds and powers . All ok exception pcm out puts eratic 5v ref. Replaced pcm and prom good comunication learned idle have code p080 looked at tps high voltage and idle motor was broken replaced ...
1999 Chevrolet C3500 5.7L Stall, Speed data VIN: 1GBJG31R5X
Hi all, Got this truck in the shop doing a lot of wrong stuff. Thought first, check grounds, tightened several, loosened and tightened several, no luck. Speedo shows crazy numbers, 150 when you?re doing 10 etc. on scan tool and variable on speedo. Replaced th...
1999 Chevrolet Silverado 1500 5.3L 2-3 & 3-4 Shift VIN: 1GCFK23T4X
This trans was overhauled about 10k ago. Customer says all was fine until the other day when he parked it then got in it the next day and it now has no 3rd or 4th gear. 1st and 2nd are fine and it feels like it tries to make the 2-3 shift but just stays in sec...
1998 Dodge B1500 3.9L Cuts out VIN: 2B7HB21X4V
This van was a NO START! The convertor was 1 month old, from another shop but PLUGGED SOLID! Installed new exhaust, sounds GREAT! now Oil light on. Replaced Oil pump. It was also PLUGGED! On test drive, engine "hicuped" but diddn't stall. Check engine light ca... Trouble codes: P0300 (Multiple Misfire), P1391 (Loss of CKP or CMP)
1998 Ford LT8501 LOUIS 8.3L Vibration VIN: 1FDZW86E5W
Truck came in with the throttle linkage broken. we removed and replaced with new It only lasted a short time before it rebroke. This time we reenforced the linkage before installing it. The truck return hours later with a violent shake at 2000rpm. most likely ...
2000 Ford Taurus SE 3.0L noise and engagement concern VIN: 1FAFP55U8Y
Hoping you transmission gurus can help me here.I have an issue with a buzzing noise at times and a no/very slow engagement problem in both forward and reverse.I got this car from one of my high school students who had driven it with a trans cooler line connect...
2002 Ford E-350 Econoline 7.3L MIL Lamp on VIN: 1FDSS34F72
Hello technician out there.this is my cry for help I have 7.3 in my shop For a week now that I'm still trying to figure the cause of lock pwr.Here the Store goes,cust just bough this Ambulance & was referral to me. Cust states Vehicle has a lock of pwr,I verif... Trouble codes: P1211 (I.c.p above below)
2001 Honda Civic LX 1.7L Poor Idle Quality, Stall, Poor Fuel Economy VIN: 2HGES16551
Hello Honda techs: I have this 01 civic with an idle problem. Replaced cylinder head/gasket with a valve job. Also replaced one coil and plugs. The car idles fine from cold start until the fan comes on. Idle drops to 700 rpm and when the car is driven it stall...
2003 Infiniti G35 3.5L No Start VIN: JNKCV54E33
I have an Infiniti g35 problem child. I recieved this car as a no start. The information the customer gave me is that it was driving and just died. He towed it home and found ecu fuse blown. he replaced it and it just blew again, so he installed a handy paperc... Trouble codes: U1000 (Can communictation error)
2011 Kia SOUL 2.0L MIL Lamp on VIN: KNDJT2A20B
This 2011 Kia Soul has P0455 code (Evap large leak). I took out the canister close valve and leak tested, and then the canister close valve works and sealed. When I blew my breath into the canister, air came back out, that means Evap system sealed. This Soul r... Trouble codes: P0455 (EVAP large leak)
1996 Mercedes-Benz E320 3.2L Trans VIN: WDBJ55F9TJ
Hello !!! please help car tow in we can start engine ( engine start and run good )but can not get shifter out of park .. And key get stuck in the ignition can not get the key out !!! thank you for any information best regard bob [...]
2000 Mercedes-Benz ML320 3.2L Heat And A/C VIN: 4JGAB54EGY
Having problems with the A/C system in this ML320. Customer complaint is the vent temp will change from warm to cool without changing the dash controls. They will be driving down the freeway with the heat on and the temp will go cool for awhile than back to ho...
1997 Plymouth Voyager 2.4L MIL Lamp on VIN: 2P4FP25BXV
I have a 1997 plymouth voyager 2.4l that failed a smog test due to evap codes p0442 and p0455. I replaced the fuel cap and a vacuum line to the evap system and that seems to have taken care of dtc p0455. But dtc p0442 keeps setting every time. I have smoked th... Trouble codes: P0442 (Evap. Control system small leak detected)
2007 Volkswagen Passat 2.0T 2.0L Engine VIN: WVWAK73C97
I need help with my daughters vw passat - vehicle was purchased 6000 miles ago from a vw dealer - i changed oil in it 1000 miles ago - used mobil 1 0w40 meeting vw spec 502.00 - everything was ok until last week when engine starts making a squeaking noise afte...
2002 Volvo S80 D5 2400CC No Start VIN: YV1TS79322
Vehicle came to us as non start. From the dealership report below in 'Related Repair History' they seem to have checked most things - if you can believe them. Initial check of DTC's using Bosch KTS650 - non stored. Battery voltage only 10.5 volts as car had b...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 325i 2.5L Hesitation, MIL Lamp on VIN: WBAAV334X1
The vehicle was repaired by a buddy of mine with more experiance on BMW's by adjusting cam timing. Thanks for all the help, I love iATN and I'm thankful to all the techs that replied. Trouble codes: P0011 (Camshaft position A timing cover advanced or system.).
2005 Chevrolet Silverado 3500 6.6L RPM change VIN: 1GCJK33225
With a limited amount of time to work on this truck and properly diagnose the issue the customer simply requested the EGR valve be replaced. The motor is available separately but the cost was almost the same as the whole unit and with the EGR valve already ou... Trouble codes: P0401 (EGR Flow Insufficient), P0404 (EGR Open Position Performance), P2127 (APPS 2 Circuit Low Voltage), P2138 (APPS 1 - 2 Correlation), P2140 (APPS 2 - 3 Correlation), P2563 (Turbo Boost Control Position Sensor Performance).
1997 Dodge Caravan SE 3.3L Misfire VIN: 2B4GP44R6V
Two weeks after posting for help, the fuel pump seeming went out in this van. After installing a new fuel pump, all the problems have disappeared. Apparantly, the pressure regulator was bad and had pressure problems when driving it. Thanks everyone for your ...
2000 Dodge Durango 4.7L voltage gauge VIN: 1B4HS28NFY
Well I feel like a dumb-a. After going through and checking everything I forgot alot of alternators require 12V to excite the regulator. This thing actually quit on the girl the other day and I went back and checked the alt output and it was 0 amps. Voltage wa...
2001 Ford Excursion Limited 7.3L No Start VIN: 1FMSU43F41
Thanks everyone for all the imformation.The owner has desided to not fix it.He went and ordered a new suburban.Again thanks for all the information.JGS
2008 Ford Fusion SE 3.0L No Start VIN: 3FAH407198
2003 GMC Yukon Denali XL 6.0L Blower Motor VIN: 1GKFK66U53
replaced blower module and disconnected battery to reset
2004 Kia Amanti 3.5L timing belt VIN: KNALD12454
Thanks for your help. I had removed the 5 engine mount bracket bolts and did not know there was a 6th one under the alternator. I removed the fan and alternator and took the bracket off. Thanks again
2001 Lexus IS300 3.0L Battery VIN: JTHBD18261
Several responses stated could be a battery issue, we replaced battery so far no issues. Will update if problem returns
1994 Lincoln Town Car Signature 4.6L Valves VIN: 1LNLM82W7R
Thanks for the help guys. Most of you confirmed that the timing chain has probably jumped time and done damage to the valves. I've recomended a valve job to the customer, but he is still undecided at this point. Unfortunately I'll have to close this request wi...
1994 Mercedes-Benz E320 3.2L headlights VIN: WDBEA52E7R
Thanks for all the help. So here is what fixed it. I removed the headlight control module as suggested and checked for broken or burnt solder joints, all seemed fine. I got a copy of a factory headlamp system wiring diagram from my friends in MB parts dept. (M...
1999 Nissan Altima GLE 2.4L Stall VIN: 1N4DL01DHX
Installed purge valve, filled tank and had no more problems. Thanks for the help.
2002 Nissan Sentra GXE 1.8L VTC sprocket VIN: 3NICB51D82
Happy to report that the new timing chain fixed all 3 problems that this car had!!! I laid new and old chain side by side, old one was 3/4 inch longer, and the tensioner plunger was sticking out about 1", now with new chain, plunger sticks out maybe 1/4 inch. ...
2005 Nissan Quest SL 3.5L Cuts out, Stall VIN: 5N1BV28UX5
Thank you Everyone for all the help. It was much appreciated. I double checked everything that was suggested to me and ended up just taking a chance on the temp sensor because of how it was affecting the instrument cluster's temp gauge. It looks like it ended ...
1997 Saab 9000 CS 2.3L Poor Idle Quality, Surge VIN: YSC3D68U8V
I finally got it fixed. i cleaned ever ground i could find and rechecked the fuses and find the ecm/diag fuse blown (5amp)with that fuse being blown the computer would lose its memory and ever time the car sits and you start it cold it has to relearn so i ei...
1999 Saturn SL1 1.9L Misfire VIN: 1G8ZF5284X
Well looks like everyone but me knows about the intake gasket on these cars. It was bad. I still wouldn't have thought the ECU would shut down the injector when it saw the misfire though, so I'm glad everyone was telling me this could happen. As soon as I s...
2000 Toyota RAV4 2.0L MIL Lamp on VIN: JT3HP10V8Y
Check engine light was off for three consecutive days during super cold weather. She put nearly five hundred miles on during that time. My wife advised me this morning that the customer said it had come back on yesterday. I'm leaning towards the VSV valve on t... Trouble codes: P0401.
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