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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 20, 2007
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Open Help Requests for All Makes and Models
Help Request Answers
1999 BMW 323i 2.5L Poor Idle Quality, nOISE VIN: WBAAM320XO
Hello all, Have a customer 323i that has a noise that sounds like it's coming through the inlet manifold when cold and also when hot if you turn the car off, it sounds like air flowing through some sort of valve, the noise sounds a bit like a clowns horn from ...
1993 Buick Park Avenue 3.8L Poor Idle Quality, Hesitation
ok Guys heres one for you . Custmer stated runs rough and hesitates when cold. Acts like coged converter when cold. once warmed up drives fine but i have some bad info from data stream. these are what i read under idle cold or hot. Custermer states that her br...
1992 Cadillac Eldorado 4.9L hvac VIN: 1G6EL13B7N
After driving the car a few minutes the check engine light comes on and the blower starts working with system off.The air bag light will also come on at times. No codes set in ECM scanner wont always connect to ECM? IPC Cluster was changed at another shop,code...
1998 Chevrolet Tahoe 5.7L MIL Lamp on VIN: 3GNEK18R1W
Hi guys The customer is a retired mechanic. After he replaced the canister purge valve, one of the hoses at the canister and checked the lines he came to me. I pulled code PO446, and new he was on the right track. I think he may have a bad fuel vapor pressure... Trouble codes: P0446
2001 Chevrolet Silverado 1500 5.3L power seats VIN: 2GCEK19T33
THIS RIG BELONGS TO A FRIEND OF MINE. He bought it new and it has been fine until recently. Now, the power seat system will not stay set. He has an extended warranty and has had it to the dealer several times and no one seems to find anything wrong with it. Wh...
1999 Dodge Intrepid 2.7L control head VIN: 2B3HD46R1X
"manual" A/C temp control not operating. A/C & heat core appear to be functioning but had no control over temp. What is the procedure to pull codes from this? After I have them, how do I dechipher? It should be be nice to have AllData at my contract location!...
2002 Dodge Ram 1500 SLT 4.7L engine VIN: 1D7HA16NX2
Hi everyone, I have a 4.7 with a noise in right timing chain. So I pulled timing chain cover off and replaced tensioner. After putting back together still had noise. Seems to get worse as it gets warmer. Oil hole seemed to be open, wondering if anybody else ha...
2002 Ford Taurus LX 3.0L MIL Lamp on VIN: 1FAFP55UG2
we have a taurus with two different problems. first one is when you fill it with fuel you can put in about two gallons and then it will start flowing to slow and kick out the pump nozzle. doesn't matter how you put the nozzle in it will still start doing it af... Trouble codes: P1131
1993 GMC Jimmy SLE 4.3L Poor Idle Quality, Poor Fuel Economy
This truck has a rough idle and is getting poor gas milage. Plugs, cap, wires and rotor were replaced before I starting working on it. My scanner will not work on this truck because it is not programmed into it. Have checked for codes manually and none were fo...
2000 Honda Odyssey EX 3.5L Transmission VIN: 2HKRL1865Y
This Honda van is slip at 1st to 2nd gear, from stop and go only . It runs Ok in third & fourth . From complete stop , the Rpm go up to 4000 to got trans to engage and of course a jerk after that The code was p0740 torque solenoid circuit/open . I removed thos...
2002 Honda Accord LX 2.3L Power window VIN: JHMCG56412
All help is appreciated. All other 3 windows operate fine, but passenger front window doesn't with master switch or passenger front switch. I took front passenger switch & operated rear window with no problem. I also operated front passenger window motor manua...
1993 Jeep Grand Cherokee Limited 5.2L Blower Fan, etc VIN: 1J4GZ78Y8P
Automatic temp control unit not functioning. Have tried known good unit and swapped into other Jeeps and all work ok (blower fan, resistor, control module all good!) Unit powers up, display comes on, but no control of fan or blend motors, etc. I do not have ...
1998 Jeep Wrangler Sport 4.0L Poor Idle Quality, Hesitation, Misfire VIN: 1J4FY1953W
This vehicle has an intermitant poor running problem. At times it will buck under accelleration (usually during warm up period). If you let off the throttle and downshift it will sometimes clear up. New parts installed include fuel punp+filter,spark plugs,igni...
1998 Mercury boat 90CID flywheel VIN: 4373290123
if tere are any boat mechanics or boating people out their help would be appriciated. this is my personal boat, the flywheel came loose and sheered the key of, causing it to be out of time. i fixed the flywheel and timed it at top dead center. it runs fine oth...
2000 Saturn LW2 3.0L MIL Lamp on, P1511 VIN: 1G8JW82R9Y
This car arrived with code p0030 and p1511, a noisey water pump and oe timing belt. I replaced plugs, timing belt, water pump, O2 sensor and accy. belt. I thought that the faulty O2 sensor might cause some type of throttle issue, and hoped that all would be we... Trouble codes: P1511
2003 Volkswagen Beetle GL 1.9L No Start VIN: 3VWBP21C13
just replaced engine . car sat for 9 months with no battery . engine cranks over but won't start. not getting fuel to filter . i don't have any information on this car. fuse to pump checks ok . i wonder if this car has a security system that has lost code for ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 BMW 528i 2.8L MIL Lamp on VIN: WBADM6349Y
Thanks everyone for the input. Being a Smog Technician and replacing many new defective parts I knew that a new part could be defective. Anyways I did replace the sensor with one from BMW and the problem is ok now. I really didnt think the oil was the issue bu... Trouble codes: 18 (manufacture specific exhaust camshaft sensor), 1397 (Non manufacture exhaust camshaft sensor).
2003 Chevrolet Trailblazer LS 4.2L No Start VIN: 1GNDS13503
Thank for all the reply, most of u guy refer to fuel problem which i think is correct, but SAT. morning when i have the fuel gauge and spark tester connected the vehicle start up normally. so i don't know that the throttle assembly have to relearn after i inst...
1999 Ford Explorer Eddie Bauer 4.0L No Start VIN: 1FMZU34E9X
Hello All, Well this case is closed. One thing I learned is that Ford's PATS system is not well understood by most technicians. Although I deeply appreciate everybody's time in reviewing and replying to my help request, only one of the replies was helpful in... Trouble codes: B2139 (pcm id does not match stored value), U1147 (no communication pcm to pats).
1999 Ford F-350 Super Duty Lariat 7.3L steering VIN: 1FTWW33F9X
thanks for the replies on this. especially Alfred from Florida. most said to check the axle shaft u-joints. this was done first. The steering column bearings were bad causing the high steering effort. it seems that replacing the other worn parts & getting ever...
2001 Honda Accord EX 3.0L SRS light stays on VIN: 1HGCG165X1
This vehicle repairs was covered by an extended warranty so the repairs are being done by the Honda dealership. A faulty OPDS sensor was the problem. I have asked the owner to show me the bill from the dealer so if there are any other information on the bill a...
1996 Jeep Grand Cherokee Limited 4.0L abs VIN: IJ4GZ7852V
Thanks to the replies received especially Rick [...] for the wiring diagram, yes I had checked all the obvious things like fuses and bulb. The wiring diagram enabled me to test all related circuits therefore ordered in replacement ABS control. This repaired my...
1997 Jeep Grand Cherokee Limited 5.2L blower/hvac head/gages/windows/interior lights VIN: 14GZ78Y2VC
I had the main feed tucked behind the HVAC box. Required doing the job over. This is what happens when you let your customers rush you. Thanks for the input.
2001 Mercedes-Benz SL500 5.0L conv. top VIN: WDFA68F31F
Thanks to all that took the time to reply. I played around enough with live data to determine that the defective switch was at the hydraulic lock on top of the windshield, left side. Got a new one on its way. Top works now when I manipulate the switch.
1996 Nissan Pickup 2.4L timing chain VIN: 1N6SD11S4T
tore it back down.inspected oil feed holes and the front cover seal hole for excess gasket material,inspected the new parts very close and found that the new chain tensioner did not have both holes machined out!i prefer to use o e parts and this is just anothe...
2001 Pontiac Montana 3.4L no security lights VIN: 1GMDX03E61
I want to thank everyone for you collective help, to lot you guys know the problem was with the electric circuit between the engine fuse box and the body fuse box.
2005 Toyota Camry 2.4L No Start VIN: JTDBE32KX5
first i want to thank Michael [...] for read and replied my reqest for help. as we all know how difficault to diagnosis a problem nowaday,with so limited info, it is sometimes almost next to impossible to diagnosis a problem on l...
1997 Volkswagen Jetta GLS 2.0L Cuts out, Stall, Misfire VIN: 3VWSA81H5V
Thank [...] everyone who replied. I Think stan hit this one. The spark plugs were burnt up after 40 miles of driving. Alot of replies said that I should be using NGK plugs. This vw called for a Bosch plug. The dealer only had one on the shelf, but I found the the...
2000 Volkswagen Jetta TDI 1.9L trans VIN: 3VWRF29MXY
Sorry for the long delay, I wanted to make sure this was a sure fix. We sent this to the transmission specialist who indeed faulted the unit. After a costly rebuild and almost 2000kms this is fixed. Once again thanks to all
2002 Volkswagen Jetta GLS 2.0L no speedo VIN: 3VWSB69M62
I thank all that replied, although almost all said that gear in trans breaks. Most also said can be changed in car but not a fun job to do. I guess I wasn't clear enough in my original post I had the sensor out of car and turning with drill. I finally got the ... Trouble codes: P0500.
2005 Volkswagen Jetta 2.5 2.5L MIL Lamp on VIN: 3VWRG71K55
Hello VW Techs After doing some testing we found that the fuel purge valve was getting a signal, but was not working, therefore we replaced the fuel purge valve and it worked fine. Thanks a lot for all the help Trouble codes: 17834 (PO1426 Evaporation purge valve open).
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