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Prev Professional Automotive Repair Technical Discussions for September 30, 2007
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Open Help Requests for All Makes and Models
Help Request Answers
2000 Audi A4 Quattro 1.8L Mechanical VIN: WAUDC28D9Y
I just need some feedback BEFORE I go through the expense and labor of removing this cylinder head. According to my client the original problem was that the oil light was coming on, then the daughter was driving the car and it stopped running Cam seized in hea...
2001 Audi A4 1.8L Engine VIN: WAUZZZ8EZ1
Dear all. This is an odd one.We have a non start engine with good spark, good injector pulse + spray, good fuel presure. good compression no blocked exhaust. ECU has been tested OK . THIS IS A 2.0 litre 4 Cyl 20 valve engine with vari cam timming on inlet. 3 i...
1997 Chevrolet Cavalier 2.2L Starting VIN: 1G1JC5244V
Hello. I have no start and spark with this vehicle. Fuses ok. Check engine light indicator will not come on with Key on engine off, so i suspected the PCM. PCM replaced (from wrecking yard) and now check engine light indicator is illuminating with KOEO, but no...
2003 Chevrolet S10 2.2L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1GCCS14H43
I have tried to find info about this sensor in Alldata and Mitchell. I can not find any info on it. When I look at scan data, I see upstream O2 at 0 mv, short term srat at 45%, long term at 0 % and running so rich that it leaves a black spot on concrete. New P... Trouble codes: P0178 (Fuel Composition Sensor Circuit Low Voltage)
2002 Chrysler PT Cruiser 2.4L MIL Lamp on VIN: 3C4FY48B42
This PT has a PO456 code for a small evap leak.Which is turning on the check engine light. I have put smoke to it and I get alot of smoke coming out of the leak detection pump filter, located above the fuel tank.There is no smoke anywhere else. I was wondering... Trouble codes: P0456
2003 Dodge Ram 2500 Truck 5.9L TSB # 24-004-03 (Blend door inoperative) VIN: 3D7KU28603
Regarding TSB # 24-004-03 (Blend door inoperative) Complaint – improper command of mode door selection (defrost, floor and panel - inconsistent) Hello to all, After comparing my complaint to those on IATN, I found my problem closely match’s those found on ...
2003 Dodge Neon SXT 2.0L MIL Lamp on VIN: 1B3ES56C93
Cmp replaced to address PO340-signal lost. Vehicle returned a week later with PO344-erratic cmp. Both times I scoped the sensor with Matco Insight. I also checked it against the crank sensor and synched it to each injector. The original sensor showed some fuzz... Trouble codes: P0340, P0344
1984 Ford E-350 Econoline 7.5L Excessive Emissions VIN: 1FDKE30LXE
any help on this one would be appreciated. failed for hc's at idle. scoped ignition and all looks o.k. boss requested replacing plugs, rotor and carb. rebuild. customer agreed. no change in the numbers. no vacuum leaks that i can find. did a compression test a...
1994 GMC Jimmy 4.3L Excessive Emissions VIN: 1XCPK18349
I posted this machine back in July and you guys were of great help. The C0 level is low but the machine has a different smell coming out of the exhaust. It's not a rotten egg smell, I think it might be Nitrates of Oxides? Will an engine have a horrible smell i... Trouble codes: 42 (Ignition control error)
1998 Isuzu Rodeo LS 3.2L expansion valve VIN: 4S2CM58W0W
Hey guys, I have this Isuzu Rodeo that at times at idle has extreme high side pressure and doesnt cool, then other times works fine. Seems to work fine in the cool morning but later in the day doesnt cool at all. Compressor runs and cycles normal when working ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1995 Buick Park Avenue 3.8L Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G4CW52K2S
Hi all I have a fixed this car it finly acted up and I seen with my lab scope that the maf signal was droping out this time so as may of you said the maf was the problome I left the pcm in that i put in a few weeks ago becouse I know that was a problome then a... Trouble codes: P0101 (Maf senser).
1998 Cadillac DeVille 4.6L Head Bolts VIN: 1G6KD54YOW
First of all, a big thank you to everyone who responded to my request. I did find the "Timesert" thread repair kits online for about $450. The replacement inserts were $3.25 each. Since I plan to never work on one of these monsters again I did not want to pur...
2002 Cadillac DeVille 4.6L power window motor VIN: 1G6KD54Y32
first of all i would like to thank all who replied! however steve from kentuck and glen from idaho where dead on!!! when i was diagnosing the power window problem i did open the harness from the body pilar to the door but did not see anything at all wrong. a...
1999 Chrysler Town & Country (Van) LX 3.8L MIL Lamp on VIN: 1C4GT54L5X
well i am still waiting for this vehicle to come back, the guy should drop it off about next week , with the helpful info u guys have given me i think i can fix this thing. thanks for the help guys , believe me much appreciated.
1992 Dodge D150 5.2L Surge VIN: 1B7GE16Y5N
i would like to thank everyone for all their help with this i had alot of thing i forgot to mention when i posted this request was that i had already replaced the tps. the problem ended up being a blown gasket on the bottom side plate of the intake...
2004 Dodge Grand Caravan SE 3.3L radiator fans VIN: 1D4GP24R64
Thanx for all the help. Turned out to be both a broken wire from the computer to the IPM. Fixed that and then the vehicle would not idle. Replacing the computer for the final fix. Unfortunately they are on back order!
1997 GMC K1500 Sierra SL 6.5L No Start VIN: 1GTEK19S8V
Thanks for all replies.After a stiff learning curve and alot of research I think we are looking at an injection pump.Customer is short on funds.Will post a fix when everything comes together.
2000 Mercedes-Benz S430 4.3L Instrument Cluster VIN: WDBNG70J41
Removed LF SAM ECU, opened, & found water. Cleaned ECU. Re-installed ECU. Instrument cluster no longer displayed error message.
1989 Nissan Sentra 1.6L Poor Idle Quality, Cuts out, Stall VIN: 2N1GB24PQK
Yes,old school wiggle test did worked. It was a lot of corrosion in MAF sensor connector. I had noticed that every time I would install air cleaner box engine started to hesitate. Wires for MAF and IAC were routed in such way that air cleaner box put a tensio...
2005 Subaru Outback R 3.0L Misfire VIN: 4S4BL84C25
Vehicle was under warrenty, so customer decided to have it repaired at the dealer ship for free, Interesting note that was told to me by customer when car was picked up. They loaned the car to friend and that individual did not know why the shift light light w... Trouble codes: P0302 (cylinder 2 misfire).
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