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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 16, 2006
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Open Help Requests for All Makes and Models
Help Request Answers
2000 Audi A8 Quattro 4.2L compressor VIN: WAUFL54D9Y
Hi all! Iím in need of some help. I have an air conditioning compressor that only cycles for about forty five seconds to a minute. The AC control head is dropping the ground to energize the relay. If I jump the compressor relay it will continue to run and deli...
1996 Buick Century Custom 3.1L Cuts out, Stall VIN: 1G4AG55M9T
I need some help with this one. I have recently changed jobs, so I don't have the resources of a shop anymore. This is my son's car. He complains of a dying out and sometimes hard to restart condition intermittently. It seems to happen more frequently in hot w...
2003 Buick Rendezvous CX 3.4L lock-up VIN: 3G5DB03E53
Hi all, Have a SUV that has rear end noise going around turns , left or right. Sounds like a remote control airplane diving at the rear of the vehicle. Research says they have trouble with these rear ends and they are only serviceable as a complete assembly an...
1994 Chevrolet G30 Chevy Van 6.5L No Start VIN: 1GCGG35Y6R
This van starts great on its own after sitting over night. Only -30* requires plugin. But, lately when run for for anytime over 1/2 hour and shut down for 1/2 hr to 1 hr. it cranks but no start. It was having extensive hot crank times for the last month but af...
1996 Chevrolet C1500 5.0L MIL Lamp on VIN: GCEC14W0VZ
Hi, to all Been having a technician's nightmare on this one. Had checked the wiring harness, battery and ground connection, still the same problem, no run. Cannot communicate with PCM, scanner does not read or receive anything. The only part left that I have ...
1991 Dodge Stealth R/T Turbo 3.0L No Start VIN: JB3XE74C5M
This Stealth came in on a rollback.It has no spark and no fuel pressure.Inside the cabin of the car is a strong burnt electrical smell.At first I thought it could possibly be a security problem when talking to customer...followed directions to check and or re-...
1999 Dodge Durango SLT 5.2L MIL Lamp on VIN: 1B4HS28Y1X
this dodge belongs to my mother so i realy have to fix it! the vehicle runs great 95% of the time it seems that after driving at a sustained speed on the highway it starts to miss and hesitate. i can never get it to happen when i drive it and each time i hook... Trouble codes: P0203, P0202, P0205, P0206, P0207, P0208
2002 Dodge Dakota Sport 3.9L ABS module VIN: 1B7GL32X72
Was unable to communicate with PCM. Replaced PCM and after starting vehicle, ABS light came on. Took vehicle to Dodge dealer to have the PCM flashed. Dodge dealer mentioned vehicle now has ABS codes 82 and 83. I can't determine what's causing these codes to co...
1996 Ford E-250 Econoline XL 5.8L overdrive light flashing VIN: 1FTHE24H8T
I have a Ford van here that, under acceleration from 45-55 mph will set a code sending the transmission into fail safe mode, resulting in the usual hard shifting until it is shut off. Upon restart fail safe turns off and all is normal until the next time. Pull...
1992 Lincoln Continental 3.8L No Start VIN: 1LNLM9740N
This one was towed in I was told needed a timing chain won't start, it sounds like timing problem but I cranked engine over and found TDC dist. right on no play in timing chain dist. moves with barring engine over I have spark, good fuel pressure, noid light f...
1995 Mercedes-Benz S320 SWB 3.2L cam timing VIN: 1GFTYU456Y
This car has given us much grief---in short we had a broken exhaust cam disaster after head R&R due to tensioner not being reset and resultant bent valves. This will be its 3rd reassembly so PLEASE READ AND HELP!!! I see posts here with info on indexing cams a...
1994 Nissan Sentra SE 1.6L Hesitation, Misfire VIN: 1N4EB31F5A
Thanks in advance, Car starts, runs cold fine. When operating temp is reached, under light acceleration and moderate cruise speed it misses a moderate amount. Here are the tests performed to date: O2 sensor, graphed and shows a nice wave pattern and crosscount...
1998 Pontiac Sunfire SE 2.2L Hesitation, MIL Lamp on, No power VIN: 1G2JB5248W
Customer has had TPS code for at least ten months. The ses would come on and usually stay on even after the TPS was replaced. The P1404 EGR he has chosen not to diagnos. When the car acts up, loses power will not accel over 1200-1400rpm it is when engine is ho... Trouble codes: P0122 (TPS sensor circut short), P1404 (EGR position error), P0108 (MAP sensor circut)
2000 Volvo S40 1.9L Cuts out, Stall, MIL Lamp on VIN: YV1FRYH56J
Allright Volvo gurus, help me out here... this little volvo is killing me. Vehicle comes in with a list of problems,First problem, the catalyst is broken a causing it to sound like a truck, I replace the cat and that code is gone... Next code, P0128- Replace c... Trouble codes: P0102 (p0420-), P0420 (p0128-), P0128

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Buick Century Custom 3.1L theft system VIN: 2G4WS52J4Y
First,I want to thanks for the replies I recieved,although the tests had already been run,as posted in my previous request.Ihad already stated that I replaced the BCM because of no communication.After the replacement BCM kept setting two codes related to key c...
1991 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Stall VIN: 1GNCS13Z7M
thanks for all the help. this one was actually a very easy fix once I got the vehicle back. it was a bad pickup coil, and a cracked distributor magnet. I replaced distributor and vehicle runs fine now.
1992 Chevrolet Cavalier RS 2.2L master cyl VIN: 1G1JC1446N
hello, guys, first let me thank each & every one of you fine techs that sent me your information.it was well recieved & thank you for your info. o,k. i followed procedure described by karl [...], drove it around parking lot carefully & brought back to shop...
2001 Chevrolet Prizm 1.8L Hesitation VIN: 1Y1SK52801
the reason i didnt reply sooner is i was waiting on the customer to tell me if the car was running ok.because problem was so intermittent.this is what was done to the car. we cleaned the mass air flow sensor, ran some injector cleaner and also decarbed the eng...
1999 Chrysler Cirrus LXi 2.5L Stall VIN: 1C3EJ56H4X
Hi Guys! The majority of responses for this fix, was to replace the distributor. The boss was asked by the customer to try and save him as much $ as possible to repair this car. So to my strong objection I was given a used distributor to install. After s...
2002 Dodge Grand Caravan Sport 3.3L Not real sure VIN: 2B4GP443X2
The upper idler was the culprit, it was tight and felt good and smoothe. I pried the seals out of brng. and cleaned it real good wth air and brake clean and gave it a little bit of 90 w and it lasted silky smooth and quiet for 2 days tilll new one got here. Th...
1989 Ford Bronco Custom 5.0L Poor Idle Quality, Stall VIN: 1FMEU15N2K
Thanks to everyone for your help. Checked PCM grounds,OK. Found that when scan tool was connected it was suppling sensor ground. Replaced PCM, OK.
1995 Ford Ranger Splash 2.3L MIL Lamp on VIN: 1FTCR10A9S
Howard from California was correct, the Cam Sensor Synchronizer (Oil Pump Sprocket) was defective. My best guess is when the timing belt tensioner was pried over the Oil Pump Sprocket was bent. This would only show up intermittently as a second pulse from the ... Trouble codes: P0340.
2000 Ford F-150 Lariat 4.6L blend doors VIN: 2FTRX07W1Y
Group I'm sorry to say that the customer has yet to return..I know that he will he's away on vacation.All 8 replies stated that its probable that the blend door is broken.I wonder only because it takes a while for the problem to 0ccur and will reset with ign. ...
2001 Ford Taurus SE 4-Valve 3.0L Poor Idle Quality, Surge, MIL Lamp on VIN: 1FAHP56S91
Unfortunately I have not repaired the vehicle. I received some generic information from members, but no one had seen the same problem before, and with the VERY specific problem that this car had, idling poorly only with the AC turned on and otherwise running p... Trouble codes: B1260 (Solar Radiation sensor circuit short to battery), B1696 (Autolamp on circuit short to ground), B1790 (Autolamp sensor input circuit failure), P1464 (AC demand out of self test range), P0301.
2002 Kia Rio 1.5L Poor Idle Quality, Hesitation VIN: KNADCT63X2
Hi Guys, I just want to thanks all of you who took the time to read and answer my help request, thanks again, I REALLY appreciate this. Firs of all I did not like the way things have been going with that car. By itself it started running properly after cou...
1997 Mercedes-Benz C280 2.8L Unknown VIN: WGUJRFY46V
Sorry about the late fix gents, the benz is fixed... ended up being a compressor problem- put a brand new one on (not cheap) and customer has been happy for weeks... Thanks again to all.
1994 Pontiac Grand Am SE 3.1L Starter VIN: 1G2NE53MXR
Replaced the starter. The vehicle has not been back for five days so I cosider it fixed as it would not start one or two times a day when at operating temp.Other replies were to check for anti theft not working,ingnition switch,power to the purple wire at the ...
1997 Saturn SL2 1.9L MIL Lamp on VIN: 1G8ZK5279V
The problem with this car was the EGR passage was clogged.I tried to clean it with carb cleaner and air blower that helped a little,but would still set faults.Th final fix came from my step father who is a tech.Take a welding torch and put in the passage to ge... Trouble codes: P0401.
2000 Volkswagen Beetle GLS 2.0L Plastic Flange VIN: 3VWCA21C5Y
I would like to thank everyone who sent me information. We replaced the t-stat, the plastic housing, and water pump agian. The orginal plastic housing was from the dealer, and water pump (after market)had a metal blade but was leaking. I think the problem may ...
1995 Volvo 850 Turbo 2.3L Poor Idle Quality VIN: YV1LW5716S
I would like to thank all of you that replied. The fix for this car was an ECM, IMC control module and coil. The ECM was putting out a very dirty wave form causing the coil to fire very werd, as soon as it went into close loop it would clear up and run fine. T... Trouble codes: 534 (Powerstage D).
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