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Prev Professional Automotive Repair Technical Discussions for December 23, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2004 Audi A4 Quattro 3.0L instrument cluster VIN: WAULT68EX4
Hello we have this Audi at the shop right now giving us a little grief. Car came to us dead description was a light came on, on the dash he pulled over and turned car off, then would not restart. When we got it the cluster was dead aside from the slip light wa...
2005 Audi A4 2.0L MIL Lamp on VIN: WAUAF68E15
Good Morning to all, and hope everyone is ready for the Holidays, I have this Audi with the code P1624, vehicle speed sensor/TCM check engine request, on this vehicle. I have no help from Audi service and All Data has no info. any help would be greatly appreci... Trouble codes: P1625 (vehicle speed sensor control)
2008 Buick LaCrosse CXL 3.8L water pump VIN: 2G4WD58258
I have this Buick in here that is making a knocking noise in the front of the engine. it is not consistent may last 5 to 10 seconds and go away for 30 and come back. I can take the belt off and the noise goes away. we replaced the water pump it had a tiny bit ...
1999 Cadillac Seville STS 4.6L mode door actuator VIN: 1G6KY5497X
I'll spare you the details that led me to this point. Dash is out. Replacing mode door actuator. New unit from gm has slightly different pattern in wheel grooves that move the various door levers. That doesn't disturb me nearly as much as the fact that I can't...
1997 Chevrolet K2500 Suburban LS 7.4L Misfire VIN: 3GNGK26J2V
I have a misfire on #3 cylinder. This one came to me after many things tried elsewhere. The above listed has been changed, an rechecked while here. Converters have just been replaced for restriction. I have checked the previous repairs and adjustments, and fou... Trouble codes: P0171
2005 Chevrolet Tahoe LS 5.3L rotors VIN: 1GNEK13TX5
hi everyone I have one that I am not familiar with I work on manly imports but this a good customers second ride...this truck came in because the right rear caliper had locked up and caught on fire,once truck was towed here I verified that it had caught on fir...
2010 Chevrolet Equinox LT 3.0L MIL Lamp on VIN: 2CNFLNEY4A
This code will set most of the time when cold, could get it to come back a couple times when engine warmed up. I have tried crankshaft relearn with no change, cam sensor on the firewall side exhaust no change, have also switched the vvt actuators with intake s... Trouble codes: P0017
2010 Dodge Journey SE 2.4L Low Reverse Solenoid Circuit VIN: 3D4PG4FB6A
The vehicle came into the shop originally with a P0750- Low Reverse Solenoid Circuit and P0731- Gear Ratio Error in 1st. The transmission filter was full of clutch material so we had pulled the transmission out and rebuilt it. Only to find the torque convertor...
1988 Ford F-150 Custom 4.9L Excessive Emissions, Poor Idle Quality, Surge, Stall VIN: 1FTDF15YBJ
This truck always surges at start-up regardless of engine temperature. Rpms go from 900 to 450 up and down for about 20 seconds and eventually clears out. After that the idle returns to around 750 rpm. I already set base idle speed according to the factory and...
1997 Ford F-150 XL 4.2L MIL Lamp on, fuel trim VIN: 1FTDX1721V
merry christmas everyone! this one has me stumped. originally arrived with a dead misfire #1 cylinder and PO301. Tested/eliminated coolant leaking into cylinders, compression, ignition, valve train, EGR (ports clear), engine vacuum and confirmed NORMAL trims (... Trouble codes: P0174
2000 Ford Taurus SE 4-Valve 3.0L 180m Psi VIN: 1FAFP56S2Y
Please help did head gasket and now engine will crank but will not start, most of gaskets with kit were wrong? we checked compression is at 180psi we checked timing and is good, we checked for spark first we did not have spark but now we do, we removed the fue...
2009 GMC Yukon Denali 6.2L park in center VIN: 1GKFK03249
at times windshield wipers will park in the center of the windshield any hints thanks MERRY CHRISTMAS
2008 Honda Civic EX 1.8L No Start, Poor Fuel Economy, Sluggish up hills VIN: 2HGFA16808
Customer came in a few months ago complaining of excessive cranking time. We were able to duplicate the condition rather easy with just turning the vehicle off and trying to restart it. Sounded like the engine was not getting enough fuel. Customer decided to...
2004 Jeep Liberty Limited 3.7L Low Power VIN: 1J4GK58K04
Customer states vehicle has low power on accel. Found transmission shifts to high gear too soon and has no 3-2 downshift. I got this one after the TPS was replaced. Of course they never told me another shop already looked at the problem and did the repair wit...
1995 Land Rover Range Rover County Classic 3.9L Spark VIN: SALPE1243S
The vehicle came in with the complaint that periodically the car would stall and not restart. The car was towed in on a weekend. When Monday came around, I cranked the motor and the car started immediately. I drove the car for about 10 minutes and then, while ...
2004 Land Rover Discovery SE 4.6L Cooling Systems VIN: SALTY19414
The car came to us overheating and a leaking hose, we replaced the hose, replaced the thermostat, refilled the system as per sugestion from RR dealer tech lifting the expansion tank about 8 inches above the bleeder screw and filling the tank until coolant flow...
2003 Mazda MPV ES 3.0L Readiness monitors VIN: JM3LW28J13
Hi there, I have this MPV that the customer is trying to ready for smog. We had to repair some vacuum leaks for code P0171. That seems to be fine now. The problem is that this vehicle will not pass its readiness monitors. Here in CA they are gonna have to pas...
1997 Mercedes-Benz E320 3.2L speedo / fuel/ temp VIN: WDBJF55F0V
speedo / temp gauge / fuel gauge not working , everything else at cluster works .needle of gas gauge vibrate .on rare occasion , when turning key on , all work [ very rarely ].i am assuming bad cluster ??? , am i right ??? .job for Bob Beckmann ??? .
2011 Mercedes-Benz ML350 Bluetec 4Matic 3.0L check engine on
We have done only maintenance work on new diesel MBs, and a few intake actuators. We are not sure about this: Check engine on; codes: 1189 exhaust back press sensor implausible value (comp.B60) and 1239 positive boost press. too high. Could not reset, codes ar...
2004 Mercury Grand Marquis GS 4.6L Lighting VIN: 2MEFM74W54
So this is a family car so I do not wish to spend a hole lot of time on it. This car came in with the headlamps staying on. It has never bin a cop car so no wig wag module. Found only fuse number 27 for the lcm would turn both off for the night. I get to the s...
2001 Nissan Maxima GLE 3.0L side marker VIN: JN1CA31D71
Need to check/replace bulb in left rear side marker..does anyone know how to get the marker assembly out of the bumper? I removed two small bolts on the inside, thinking that was holding them in, but they won't budge. Help me Mr. Nissan Bodyman!!!
2008 Nissan Frontier LE 4.0L Wipers VIN: 1N6AD07W28
The wipers on this truck have an issue that when in hard rain and used for a while, with wipers on low, they stop part way up glass. High speed works, intermittent usually works, but owner claims this setting has been starting to act up. Accessible wiring look...
1997 Pontiac Grand Am SE 3.1L Coolant leak VIN: 1G2NE52M2V
We have the Grand Am cone in with coolant leaking out of the A/C drain, my question is what would alow coolant to leak ot of the A/C drain Thanks to all
2011 Ram 1500 Laramie 5.7L no turn signals or instrument lights VIN: 1D7RV1GT9B
No turn signals are working and we have no dash instrument lighting up. Truck was recently rust check oil sprayed, Checked under hood grounds all good as tested. Where should we look?
2004 Volkswagen Passat GLS 1.8L Unknown VIN: WVWPD63B64
Customer ran over tree branch which part of it went past the lower sound panel and proceeded past the starter and into the thin aluminum eng/trans separation plate which then made one heck of a noise when the engine ran. We removed the engine to replace this ...
2005 Volkswagen Jetta GLS TDI 1.9L Hesitation VIN: 3VWSR69M55
This tdi is giving us headaches, please help. We performed a test while driving to see how the turbo performed. Driving and flooring value boost pressure came to 1946psi which is normal here at 7000 feet. The mass air flow reading however is only 450 tested wi... Trouble codes: P0101 (Mass air flow sensor circuit range/performance), P0341 (Camshaft pos sensor)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Audi A6 Quattro 2.7L Misfire, MIL Lamp on VIN: WAUED24B8Y
Thanks for the help everybody. We ended up repairing grounds at ign modules (pins were slightly loose). We also added several grounds as Autologic tech support recommended- chassis to engine, battery to engine and ign modules to chassis. Merry Christmas! Greg ...
2002 Audi A4 Quattro 3.0L oil pressure VIN: WAULT68E42
thanks for all of the input. I replaced the O-ring seals on the pump tubes inside the oil pan and then we ran a oil system flush chemical through it. after that the oil pressure jumped up to slightly above the minimum spec and the light has stayed off. thank...
2007 BMW 550i 4.8L Unknown VIN: WBANB53587
Thank you for all the input, we end up try perform a pressure adaption on all clutch & set all pressure from negative value [...] 0. Road test the car, transmission run like a dream. Customer has been pick up vehicle & drove for a week without any issue. Thank yo...
1999 Chevrolet Silverado 2500 6.0L No Start VIN: 1GCGK29U1X
2002 Chevrolet Silverado 3500 6.0L Fuel guage VIN: 1GBJK34U82
Everything checks out ok. New updated float arm was put in when rear fuel module assembly was put in. Customer admitted that it only does it on extreme angles. It seems that it is being operated outside the designed conditions. Customer liked the idea of k...
2007 Chevrolet Impala LT 3.9L Blowing lines/seals VIN: 2G1WC58R17
Further interrogation of the customer revealed this last failure happened right out of the warm garage and only a couple miles of driving. Used shop air to check return side to reservoir, good flow. Purged the system fluid, replaced the p/s pump, return line...
2007 Dodge Sprinter 2500 3.0L No Start VIN: WD0PE84557
Good replies, thanks to one and all. Gilbert and Steve set us on the right track, I'll tack Steve's reply to the end of this post. We ponied up and bought the tools online to measure fuel injector leakage back through the return lines (not expensive at all). ...
2010 Dodge Ram 1500 SLT 5.7L 4x4 VIN: 1D7RV1CT7A
Thank all. Replaced front axle actuator. Looks like control circuit was being pulled low by the actuator.
1990 Ford Ranger STX 2.3L Cuts out VIN: 1FTCR10A0L
well this one is fixed. Rob from BC, Dan form TEX, Russ from Il, checked resistance on injectors got shade lower than spec. Replace all injectors helped but didn't fix all the way. Jim from Cali thank you the dis module was the culprit had mod tested and passe...
2001 GMC Sierra 2500 HD SL 6.6L downshift VIN: 1GTHK23161
Ok the actuall fix for this vehicle was simple but not sure what caused it to start. We relearned all the trans adapts and found a tsb for a reflash for some trans related issues so I did the reflash also. drove the vehicle for several days and all is well.
2007 GMC Sierra 1500 Classic SL 4.3L Stall, MIL Lamp on VIN: 1GTEC19X87
Thanks to all that applied. Mark and Doug were pretty close to what had happened. The tech2 would communicate after selecting "classic." That fixed the no communication errors. I still had an intermittent stall, theft deterrent and battery light. I double chec...
1996 Honda Accord LX 2.2L Fuel Tank VIN: 1HGCD5633T
Unfortunately the customer had to take this vehicle before we could solve the problem. He currently has left gas cap a little loose to prevent fuel from leaking. When he brings vehicle back I will post the fix (hopefully). And yes we did try a new gas cap also...
2000 Jaguar XK8 4.0L removability VIN: SAJJA42CXY
I found the fuel lines to be unapproachable without removal of the front portion of the subframe. The space available was less than 1 in. in width, and the access for the fuel line removal tool was 4 in. or more from the access area. Once I had removed the fro...
2004 Mini Cooper S 1.6L Engine VIN: WMWRE33474
Thank you all for your replies and great information. We suspect that the engine deck surface is the main problem. The inside of the engine also had some sort of coolant stop leak material added to the system, which was cleaned out at time of cyl head work. O...
2011 Mini Cooper Countryman S ALL4 1.6L Misfire VIN: WMWZC5C59B
Well, we reviewed everything that had been done, replaced the crank sensor, sanded all surfaces to ensure no interference, reassembled with the same symptoms. Reprogrammed all modules and installed new plugs and the car runs beautifully. There is a bulletin ... Trouble codes: P0300, P0301, P0302, P0303, P0304.
2003 Nissan Murano SE 3.5L No Start, Poor Idle Quality, Stall, MIL Lamp on VIN: JN8AZ08WX3's the story. New throttle body made no difference and in fact became impossible to do the relearn. Nissan could not do the relearn with the Consult and said it would possibly be in the wiring or ECM. Speaking to a friend at another Nissan dealersh...
1996 Saab 900 S 2.3L Stall VIN: YS3DD58B9T
Well guys this was a weird one. We finally caught the mass air meter reading 200+gps at idle with engine load at 100%. Scanner data switches slowly on these older cars. New mass air sensor readings 4-5 gps at idle- engine load 9%. Merry Christmas! Greg and Cr...
2006 Saturn Ion-3 2.4L MIL Lamp on VIN: 1G8AW15B86
Hello everyone and thanks for the help on this. The fix for this one was a new PCM. The dealer reflashed it and off to the races we go. Thanks, ROn Trouble codes: P2127 (accel pedal position sensor circuit 2 too low).
2011 Subaru Outback 3.6R 3.6L Unknown VIN: 4S4BRDJC9B
Thank you for all the replies, we end up send vehicle [...] the cost. ...
2003 Volkswagen Beetle GLS 1.8L MIL Lamp on, Lean VIN: 3VWCD21Y83
Thanks for all of your help. I was on the same wave length as all of you. It turn out to be a leaky one way check valve coming of intake above valve cover. It must have been picking up carb cleaner through the leak since it was in the area. I did smoke tes... Trouble codes: P0171 (Running lean Bank 1).
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