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Prev Professional Automotive Repair Technical Discussions for January 2, 2005
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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
1992 Audi 100 S 2.8L Hesitation, Cuts out, Misfire VIN: WAUBK54A2N
This car misses/cuts out briefly on steady throttle but only for a couple seconds then it picks back up. You can accelerate from a stop at an even throttle and when it hist about 2000 rpm it will cut out badly almost as if the ignition was turned off but not q...
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1996 Cadillac DeVille 4.6L seat heaters VIN: 1G6KD52YXT
Happy New Year everyone! Customer brought in this car for seat heaters not working. He bought car recently and says they never worked for him. His main concern was drivers side, and depending on cost, maybe passenger side. I followed Alldata's flow charts and ...
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1999 Chrysler Intrepid 3.2L Fan Control Resistor VIN: 2C3HH46ROX
Hi everyone, this vehicle came in with only high fan speed on Feb 2. Checked for power at the resistor and everything looked ok. Changed resistor and all fans speeds worked properly. Vehicle came back on Feb 16 with same problem. Checked everything again and r...
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1995 Dodge Ram 2500 Truck 5.9L No Start, Hesitation, Cuts out, Stall, Misfire VIN: 1B7KF2625S
after warming up for 10- 20 mins truck starts cutting out, backfiring, then dies out. After dying out, truck wont restart. cranks good, but no spark and no injector pulse. after letting it sit it starts up fine and runs good for a while, but eventually happens...
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1997 Dodge Dakota 3.9L Poor Idle Quality, Stall, MIL Lamp on VIN: 1B443XCCT4
Hello everyone, if you read the vin it is not correct, this truck has no vin so I had to guess one. The problem this old Dakota has is I can reset all addaptives with scanner and it will run fine for 1 week and it will not idle one day then you reset all addap...
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1997 Dodge Grand Caravan ES 3.8L Trans Code 43 VIN: 1B4GP54L1V
Daughter's 1997 3.8L Grand Caravan w/107,000 miles goes into limp-in mode with MIL ON and stores a code 43 (overdrive solenoid circuit error) every time you drive it; clear the code with a Snap-On scanner and all is well for about 1 to 2 miles and then it happ...
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1999 Dodge Ram 3500 Truck 5.9L No Start, Barely idles VIN: 1B7MF3362X
Hello Fellow Techs, This Dodge 3500 with a 5.9 diesel was running fine with no signs of a problem. Then it just shut down like someone turned off the key. It would not start afterwards. After it set for about an hour it would start but will only idle and very... Trouble codes: P1688 (See Service Manuel), P0252 (Injector Pump A rotor/cam range/ perf)
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2000 Dodge Ram 3500 Truck 5.9L No Start VIN: 1B7MF3369Y
truck was towed in , cut out while driving ,checked lift pump press 15 lbs,and flowed lots of fuel, checked fuses all ok ,...cracked #1 and #3 and#4 injector lines, cranked engine #1 began to flow almost a steady flow of fuel ,#3,#4 injectors only pulsed a ver...
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1999 Ford Taurus SE 3.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1FAFP53S1X
i need help from the ford techs this car came in on new years eve ( not significant)running rough , idling rough and with cel lite code p0402. after doing the usuaul under hood checks and a short road test. it started running fine however i noticed the egr vaz... Trouble codes: P0402
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1999 GMC Sierra 1500 SLT 5.3L Heated Seat VIN: 2GTEC19T5X
Electric seat heater quit working. I found a schematic on AllData & checked the fuses(ok) & looked under the seat to try to find the relay. I was hoping someone has 'Been there/done that' and can direct me to the proper things to test and maybe a likely failur...
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1998 Lexus ES300 3.0L MIL Lamp on VIN: JT8BF28G7W
Needs some help... please.. Mil on code p0172 rich bank one fuel trims both banks (long) negative -18 and -15%. Cleaned maf cleared code drove car but cant seem to get the trims in to the normal ranges fuel pressure is at 52 psi and pressure holds when pump is... Trouble codes: P0172
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1999 Lexus RX300 3.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: JT6HF10U3X
Vehicle came in with low idle speed and intermittent stall while on decel. Also had to open throttle slightly to get to start.Also had lack of power. Found trouble code P01351 relating to camshaft/valve timing. Found timing belt had jumped (was original) repla... Trouble codes: P1351
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1999 Toyota Sienna XLE 3.0L No Start VIN: 4T3ZF13C4X
I hope this is something simple. My guy replaced the battery in this van, and now it won't start. It cranks, but there is no signal to the injectors or coils. I have power to both, but no ground signal. My guy did not have a power source to the van when he rep...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 325i 2.5L Poor Fuel Economy, MIL Lamp on VIN: WBAAV33411
Thank you to all who replied. Your prognosis of defective cam sensors were right on. I could not get the sensor waveform to act up of course whie I was probing the sensor, but a phone call to the dealer verified that he had several sensors in stock. The MIL li... Trouble codes: P0369 (Camshaft Position Sensor Exhaust Alignment Sensor B bank 1).
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1991 Buick Century Custom 3.3L Hesitation, Cuts out, Stall VIN: 1G4AH54N2M
Many thanks to your quick and excellant responses to my problem. It was the fuel pump causing the problems. I appreciate the clarifications on the matter that the quad driver signals some of the outputs. This helped me quite a bit. Trouble codes: 26 (Quad Driver error).
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2001 Chevrolet Monte Carlo LS 3.4L engine vibration VIN: 2G1WW12EX1
We have not yet got this car back but customer said if it gets worse he will return it to us. Some mentioned injector balance and timing belt although I really still feel it is a vibration of some sort because the engine is smooth as silk out the exaust.Scott ...
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2004 Chevrolet Trailblazer LS 4.2L Radio VIN: 1GNDT13S54
Well I'm pretty sure I got it fixed. It's been gone for a week now and the customer called and said is was working fine. I got several replies with alot of good help. A couple stated to check the grounds and for shorted out speakers. Those were all ok. Three r...
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1993 Chrysler Concorde 3.5L Poor Idle Quality, Surge, Cuts out, Stall, Misfire
thanks guys the crank pulley was off 1 tooth.i set it straight and it runs like a top!
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1988 Ford Bronco 5.0L no four-wheel drive
i did like they said tapping on motor and 4 wheel did work a couple times so i replaced motor.thanks guys for all help.
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1990 Ford LTD Crown Victoria S 5.0L heater VIN: 2FACP73F3L
thanks to all 14 replies on this one ,most replies suspected the blend door or motor , but John from CA, Steven from ONT,and Brian from KS were right with the control head , by checking the wiring at the actuator motor for power and ground was the key , there ...
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1994 Ford Mustang 5.0L radiator VIN: 1FAFP11111
Hey thanks everyone for the info, had major home pc failure. I have never run into this problem but here goes. The engine passes block tester but was still blowing coolant out radiator after 15 minutes. Pulled thermostat out,removed coolant sensor filled block...
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2000 Ford F-250 Super Duty Lariat 7.3L speedometer VIN: 1FTNX21F8Y
Fixed-Found disconnected ground wire at abs module. When the truck first came in it did not have abs indicator light on the cluster, and the abs module was not where the component locator showed it and my wiring manual was sparse. Thank you for all the help ab...
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2002 Ford Crown Victoria LX 4.6L starter VIN: 2FAFP74W72
Well Guy's, i did hook-up a power-probe to small starter terminal along w/a DVOM,just kept starting it over+over again;ie,warming the eng. 1/2 way,letting it cool a little,then trying again,finally deciding i had enough volts each time it would hesitate to sta...
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1994 Jeep Grand Cherokee Limited 5.2L 4 wheel drive switch VIN: 1J4G278Y5R
Sorry for the late post but the customer has not returned.I personally am suspecting the VIC module sisnce it is also giving us problems resettting the service intervals.The customer does not want to sink a lot of money into this old Jeep.If I ever get another...
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1997 Lincoln Mark VIII 4.6L Poor Idle Quality, Surge VIN: 1LNLM91V9V
Even though I have had several good suggestions on items to check on this vehicle most were already done or didn't pan out to be anything. Mass Air Flow and E.G.R. were operating fine. Customer took vehicle for the holidays and has reported that the problem is...
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1996 Nissan Maxima GLE 3.0L OBD-II Not Ready VIN: JN1CA21D0T
Thanks for all the replies, it took 900 miles for the system to get ready
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1997 Pontiac Grand Am SE 2.4L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NE52TXV
We determined the problem to be mechanical due to timing chain jumping causing a low vacuum which in turn is causing the computer to go full rich. Some of you guys suggested this. This happened all of a sudden on a very cold day. I'm guessing that the cam hous... Trouble codes: P0530 (A/C System Pressure Circuit), P1441 (Evap shows flow during non-purge), P0300 (Random Misfire Detected), P0108 (MAP or BARO Signal High).
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2000 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWMA23BOY
thank every one who response. car didnot come back yet. i will post when car come back. thanks lot. Trouble codes: P0422.
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1986 Volvo 760 GLE 2.3L Hesitation VIN: YV1GX87596
After checking everything twice i had to replace the fuel pressure regulator, it would sometimes work, after test driving vehicle for two days, the dang fuel pump went out, replaced the fuel pump and installed a retro fit intank fuel pump in the vehicle now ve...
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