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Prev Professional Automotive Repair Technical Discussions for November 6, 2010
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Audi A4 1.8L Hesitation, Zero Boost VIN: WAUJC68E02
Upon driving the car requests boost but the actual stays the same as idle. Have disconnected the N75 boost control valve but still no boost. Will rev up to 5k RPM fine in neutral, but driving under load it has very slow acceleration. Car has a new Cat Converte...
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2001 Chevrolet Silverado 1500 4.8L Misfire VIN: 1GCEK19V71
Customer complained of an occasional miss or misfire. checked for codes and misfire history. Found an occasional(history) misfire on some cylinders. Recommended spark plugs & wire inspection. Bosch plugs were replaced with AC Delco. Ign. wires looked good. Aft...
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2007 Chevrolet HHR LS 2.2L steering
Having trouble locating a rattle type noise on this HHR. Seemed simple enough that it was a intermediate shaft but that wasn't it. Have checked the TSB for all the noises from the HHRs. It is a light rattle at times on rough roads or customer says when exiting...
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1996 Dodge Intrepid ES 3.5L start and stall VIN: 2B3HD56F9T
Car came in after customer left lights on and drained battery, he jump started it himself and it just starts and dies ever since. After 2 seconds of running my scanner says fuel not allowed. Also all of the gauges and door locks quit working and no communicati...
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2002 Dodge Intrepid ES 3.5L No Start VIN: 2B3HD56M32
The more we work on this car the worse it gets. It started out running fine but had the mil on for P0740. Changed the torque converter. Vehicle started with a misfire. Mil on for code p0016 camshaft / crankshaft sensor out of sync. Thought we may of caused a p...
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2002 Ford F-250 Super Duty XLT 6.8L Poor Idle Quality, Misfire VIN: 1FTNX21S22
Truck came in 2 weeks ago with cold misfire. It only misses cold for about 1 miles or 1 minute. No codes and but cylinder 6 is showing misfires in mode 6. Replaced coil, spark plug, injector and tried second coil. Sprayed intake for leaks. Nothing changes any ...
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2002 Ford Windstar LX 3.8L Poor Idle Quality, Surge, Cuts out, Stall VIN: 2FMZA51422
I found 5 volt reference at TPS and DPFE. None at cam sensor. Cam sensor has ground to battery. Mitchell shows a 3 wire connector at cam sensor. This van has 2 wire connector at sensor. Diagram shows 5 volts should be going to cam sensor. Is that right? Or am ... Trouble codes: 340 (Cam position sensor a bank 1 ckt malfunction)
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2004 GMC Envoy XL SLE 4.2L Cruise control VIN: 1GKET16SX4
Vehicle came in with customer complaining of the cruise control shuting off when traveling up long steep grades mostly at highway speed. After a few days we are now able to recreate the symptoms but their are no codes in any module. We dont really know where t...
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2003 Jaguar XK8 4.2L No Start VIN: SAJDA42C53
Need some help on this one. Great customer had vehicle towed in. Cranks but no start. Checked fuel pressure - good. No spark from individual coils, and no injector pulse. Only code visible was a p0193 which is for the pressure regulator. Koeo checked for volta... Trouble codes: P0193 (Fuel pressure regulator high output)
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2002 Jeep Grand Cherokee Limited 4.7L Fuel Injectors VIN: IJ4GW58N82
Truck came with check engine light, scan found code for cranksensor, Installed new cranksensor. Vehicle runs for 10 minutes, then shuts off when hot. Vehicles injectors start pouring gas from wide open infectors. Vehicle won't restart until cooled down. If flo...
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2004 Jeep Grand Cherokee Limited 4.0L MIL Lamp on VIN: 1J4GW48S54
This Jeep has a reoccuring P0031. It came to me with two new upstream 02 sensors. After scoping the circuits I recommended a pcm and new 02 sensor. Customer declined repairs at that time. Two months later they decided to fix it. I don`t remember why I recommen... Trouble codes: P0031 (B1S1 Heater circuit low)
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2006 Jeep Liberty Sport 2.8L Cuts out, MIL Lamp on VIN: 1J4GL48536
Help Diesel Jeep guru's. I know there must be a couple of you out there, even though this is a bit of an orphan, (10,000 of these made).This Jeep has problems starting when cold, you have to plug it in and have battery charger on it and bleed the air from the ... Trouble codes: P0093 (Either Large Fuel leak or Fuel Rail Pressure Malf.)
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2003 Lexus RX300 3.0L Electronic VIN: JTJGF10U13
ATF temp light came on during long drive, and then MIL came on. Stored code P0710 (trans fluid temp switch malfunction). I tried to order a replacement switch from Lexus, but their parts guy couldn't find a listing. I looked online and couldn't find a listing ...
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2005 Mazda 6 S 3.0L Hesitation, Surge VIN: 1YVHP80D45
I am hoping a Mazda expert smiles from experience when he/she reads this. This car looks like it rolled off the line yesterday. One owner, who provided me with previous information regarding repair and maintenance. The only issue is a light miss/surge under l... Trouble codes: P0306 (Cylinder No.6 misfire detected)
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1995 Mercury Mystique LS 2.0L Poor Idle Quality, Hesitation, Surge VIN: 1MELM6637S
Under acceleration engine bugs down,and jerks,trans,won't shift normal,and,it feel like engine wants to fall appart, fuel pressure is at 32 psi,no codes,this car had the problem before it came to me,all the repair were done by the previous owner,i verified all...
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2000 Nissan Maxima SE 3.0L Stall
i have a 2000 nissan maxima 3.0L that starts and runs for about 5 seconds and dies. if you press the gas pedal while its running it stalls immediately as if its starving for gas. its difficult to check fuel pressure but if you spray carb cleaner in the intake ...
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1994 Toyota 4Runner SR5 3.0L Unknown VIN: JT3VN39W1R
Hello all you Toyota techs out there. Thanks in advance for your help. I have a 94 Toyota 4Runner with an automatic trans. This truck feels like it is stuck in 4WD especially at higher speeds however I have not verified this. With the shifters in 2hi and drive...
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1999 Volkswagen Passat GLS 2.8L MIL Lamp on VIN: WVWMD63B6X
Car came in 1st time with P1141(Load registration unlikely value), P1129(bank 2 LTF trim rich), P1127(bank 1 LTF trim rich). I found all vacuum hoses were deteriorate. Replaced all hoses and new aftermarket MAF. Road tested 60 miles. No Check engine light. Giv... Trouble codes: P1141 (Load registration unlikely value), P1129 (Bank 2 long term fuel trim system too rich), P1127 (Bank 1 long term fuel trim system too rich), P1139 (Bank 2 long term fuel trim system too rich), P1137 (Bank 1 long term fuel trim system too rich)
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2007 Volvo S40 2.4i 2.4L Unknown VIN: JHTSD45TY7
Hi group sorry the vin is wrong forgot to make a note-any way this car has a funny gas smell or oil type smell only at idle.while driving smell is gone.there are no codes in any of the systems.there is no fuel leaks or oil leaks on the car is really dry.we che...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Chevrolet Tahoe LT 5.3L air conditioning VIN: 1GNEC16T51
thanks for all the help you guys replaced the orfice tube and recharged it worked better then re placed blend door motor works good now just wanted to be sure on the orfice tube sence she had previous problems thanks chris
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2005 Chevrolet Equinox LS 3.4L front end VIN: 2CNDL13F65
thank you for all the help. it appears that the passeneger cv joints are bad. customer to return for repair at a later date.
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2004 Chrysler Sebring 2.7L coolant resovoir VIN: 1C3EL55R94
checked cts with snap on advantage, all in spec,did blocktest. passed, no hc present in cooling system at this time. tried bleeding cooling system with front end raised, still having bubbles in coolant resovoir with no elect fan operation. coolant still boilin...
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1995 Ford F-250 XL 7.5L Cooling Systems VIN: 1FTHF25G9S
Thanks Kevin, Chris, Rob and Dan for the replies. This was one foxy mutha! The problem turned out to be the passenger side head gasket. There was a gasket errosion between the very back water channel and the #4 cylinder fire ring. The fire ring was actuall...
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2000 Ford E-350 Econoline XL 5.4L Poor Idle Quality, Misfire VIN: 1FDWE35L8Y
Thank you to everyone who sent in a reply. After giving the customer the results of our testing, the customer took the vehicle to a neighboring shop a few doors down, where it has been before. They pulled the bank one valve cover off and said everything looked...
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2004 Ford Freestar SE 3.9L MIL Lamp on VIN: 2FMZA57254
Thanks again Alex was the one that got me looking in the right direction.I looked at what the others said then because i had already checked the pcm connector i took a closer look at pcm and it was corroded slightly. Thanks for all the help.Billy Trouble codes: P0068, P1120.
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1998 GMC Yukon SLT 5.7L Tail lights, directionals VIN: 1GKEK13R6X
This was an electrical nightmare! I spent hours trying to locate the exact problem, I was able to fix it with replacement of both tail light circuit boards & replacement of every single bulb in the vehicle. Some of the blinker bulbs were incorrectly installed....
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2000 Honda Accord EX 3.0L Mechanical VIN: 1HGCG2247Y
Thanks for the helpful replies. I discussed the replies with my customer and he wanted to repair the housing leak and reevaluate it from there. I called him today and has not lost any coolant or had any heater or cooling system performance issues. He has only ...
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2006 Jeep Commander (Truck) 4.7L front differential solenoid VIN: 1J8HG582X6
Thanks for you replies and information. Replaced the front differential solenoid.
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2004 Mercedes-Benz CLK320 3.2L Convertible VIN: WDBTK65G04
Thank you to all who help us with this repair. The replies helped us understand how this system works. We found that there were 8 main switches that we had to monitor. We found that the switch at the rear main left strut to operate the top had a switch where t...
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2007 Pontiac G6 GT 3.9L noise VIN: 1G2ZH36137
hey everybody, thanks for the ideas. ended up that the resonator was restricted. the customer opted to have a aftermarket resonator installed. in place of the factory part. works great. customer happy. i'm happy.
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2000 Saab 9-3 2.0L MIL Lamp on VIN: YS3DD75H9Y
THANX GUYS YOU GUYS WHERE RIGHT ON AFTER CHECKING FUTHER IT WAS THE BRAKE SWITCH AND COIL PACK!! Trouble codes: P1577.
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2000 Volkswagen Beetle GL 1.8L No Start VIN: 3VWBC21C2Y
most of the responses said needed VW dealer connect to internet. I did find out that this is true after april 2001. before this they used a 4 digit pin code, some models it is inscribed under a light layer of paint on cluster, not so on the beetle. I guess the...
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2004 Volvo XC70 2.5L Differential VIN: YV1SZ59H84
Thank you for the great replies from Peter,John and Paul.Also for Thomas Chung from LMV tech support for his patience.Next step was to correct hard fault from DEM,Had correct values to DEM and CAN.There was a possibility that this may have been reason for orth...
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