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Prev Professional Automotive Repair Technical Discussions for May 15, 2004
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Open Help Requests for All Makes and Models
Help Request Answers
1995 Buick Roadmaster Limited 5.7L Surge, Cuts out, Misfire VIN: 1G4BT52P2S
Hello all. I have this buick of A fellow firefighters here in the shop and it is missing on accel and cruise when it gets hot. I am thinking it may be in the dist. mounted on the front of the engine under the water pump? I am not a buick tech and this is the f...
1998 Buick LeSabre Custom 3.8L engine VIN: 1G4HP52K4W
Need some directions before proceding with further teardown. Car came in with a light knock and a ticking noise in bottom which could be be identified as coming form the lower portion of engine. Also there was a ticking/screech sound coming from the assess. dr...
1993 Chevrolet Lumina APV 3.1L Stall VIN: 1GNDU06D4P
Good Morning This vehicle stalls whenever it is in gear at idle or when driving and you come to a stop. It will be idling normally in neutral, you place it into gear and within 2 minutes, it starts to surge and finally cuts off. Just as it begins to surge, th...
1994 Chevrolet C1500 Suburban Silverado 5.7L Stall VIN: 1GNEC16K3R
HI and thanks in advance for any help. When this truck is first started it will run for about 10 secondsand stall. It will restart with out any problem and about 10 seconds it will stall it does this about three times and it will run great good power and it wi...
1996 Chevrolet Monte Carlo Z34 3.4L MIL Lamp on VIN: 2G1WX12X0T
complaint by customer CHECK ENGINE LIGHT ON found code P0172 system rich & LTFT @ -20% / STFT 8 runs like a 3.1L instead of a 3.4L (a little weak) please see history and specs @ bottom of page...I would like to add that the vacuum gauge wandered 1/2 inch back... Trouble codes: P0172 (Engine rich Block learn at -20)
1989 Dodge Dakota 3.9L No Start VIN: 1B7GG26X8K
Vehicle towed in with no start. Owner replaced hall effect and tps trying to repair. Went through NS tests many times and come up with same result,to replace SMEC. Tried 2, still no start. Truck will run if I ground inj driver wires at 14 pin conn at SMEC and ...
1996 Dodge Stratus 2.4L Poor Idle Quality
This car came in with a bad oil leak from the head gasket- as many of them have. I replaced the head gasket, bolts, timing belt, seals etc. without incident. The problem I'm having now is that I can't get the car to idle. I performed the timing re-learn proced... Trouble codes: P0351
1992 GMC Jimmy SLE 4.3L Poor Idle Quality, Cuts out, Stall VIN: 1GKDT13Z3N
Looses right side TBI injector pulse at times. I think it's just a poor connection at the EMC on the pin for that circuit. I can't see how to release the connector out of the plug to get a better look at it. I 'tweeked' it a bit and thought it was fixed but I ...
2000 Honda Odyssey EX 3.5L MIL Lamp on VIN: 2HKRL1872Y
This van is eating my lunch! It sets miss fire for cylinders 4,5,6 after about 60-100 miles of driving. When it sets the miss fire codes the van does run rough. Therefore I belive the engine to be missing. I searched data base and found where cleaning EGR pa... Trouble codes: P0304, P0305, P0306, P03XX
1989 Lincoln Continental Signature 3.8L cruise control VIN: 1LNLM9844K
Hello group. I have a strange one here. I am working on a 1989 Lincoln Continental with electronic cruise control. It has anoher computer, the speed sensor is ok, the brushes are ok, the servo is new. When using scanner, the cruise will work correctly. When dr...
2000 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA31A2Y
High To All In The IATN World. This Maxima came in first with a P0138. O2 [...]-2. After testing, we replaced and retested. All ok. Two days later, car was back with P0140. Basicly the same code if you read the diagnostic tree. Retested all circuits, clean... Trouble codes: P0140 (O2 Sensor Bank 1 Sensor 2 Low Activity)
1997 Pontiac Trans Sport 3.4L engine VIN: 1GMDXO3E5V
Good afternoon everyone. Got a good one here. Van came in on the hook, lost power on hiway and started to make noise. The computer has a random missfire code in it. When you go to start it it seems like its out of time but will start and run rough. the cam and...
1995 Volvo 850 T-5R 2.3L Poor Idle Quality, HIGH IDLE VIN: YV1LS5712S
car came in for an idle surge problem and occassionally, hot or cold eng., idle will go above 2k by its self. found throttle body extremely dirty and cleaned as well as idle control valve. started car and drove and all was good til the next day and after first...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 BMW 328i 2.8L MIL Lamp on VIN: WBACD4326T
Unfortunately, this vehicle will not be back in time to close this out with all the repair results. But the question I asked was about where to find the diagnostic information to do a quality repair. A little system information and a diagram would be nice to... Trouble codes: 65 (Cam Sensor), 253 (EVAP shut off valve jammed shut), 20 (MIL Circuit Fault).
1990 Mercedes-Benz 560SEL 5.6L Poor Idle Quality VIN: WDBCA39E0L
Thank you for all the help regarding the poor idle condition. Most of the replies mention the fuel distributor as being the cause. We are going to replace it in the next few weeks, when a weekend becomes available. So for now, I am going to close this posting.
1995 Mercedes-Benz E320 3.2L Evaporator VIN: WDBEA32E0S
Thanks to you who responded. Finished the job in about 12hrs. Don't think I will be rushing to do another one!
1993 Mitsubishi 3000GT SL 3.0L compressor VIN: JA3BM64J0P
Thank you to all who sent help on this car. Due to the fact that I have very little diagnostics information for this vehicle I will be forced to release it to the dealer for repair. My alldata does not offer an effective diagnostic procedure nor a system opera...
1993 Oldsmobile Cutlass Supreme 3.1L Hesitation VIN: 1G3WH51T3P
Hello all. Sorry for the delay in replying, but the custommer is deaf and at times hard to get a hold of.Was quite confident that problem was fixed when it left the shop,but wanted to hear back from customer to be sure.Anyway,thanks for all the great replys,a ...
1999 Renault Scenic XR4 1.9L Hesitation, MIL Lamp on
Hi techs, sorry for taking it too long but customer did not return and I found he had an accident - customer OK car K.O.I received two replies both adviced to check the grounds. Thank you for your help Regards
1992 Saturn SL1 1.9L Unknown VIN: 1G8ZH5494N
Well I am sorry to say the vehicle is still not fixed. Although with the help I have received I think it would be. But the customer needed the car back and he is driving it with the air conditioner as is for now. He actually said it feels pretty good. But I kn...
1988 Toyota Pickup SR5 2.4L Cuts out, Misfire VIN: 1FABP1589B
After checking over system, we found that the truck would run perfect after a hard run. So we concluded that the o2 sensor was not heating up normally. We disconnected it and found the problem was cured. Upon further inspection we found that a previous shop ha...
1991 Toyota Tercel DLX 1.5L lubrication VIN: JT2EL44D7M
The customer decided to try the pcv valve,easy thing to try. I hope that is the problem, the only other item you guys said would cause this was the piston rings, only problem I have with that is how can a bad ring (however-broken,???) be a sporatic problem?? T...
1992 Volvo 960 2.9L Excessive Emissions VIN: YV1FX87654
Well the first qustion to get to this page to post is ''Have You Fixed This Vehicle'' I hope so. Well this one had me going batty, the checks I'd done were redone and never did I go off what I thought, manuals were open just to make sure. I had one response sa...
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