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Prev Professional Automotive Repair Technical Discussions for April 17, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
1998 BMW Z3 M Roadster 3.2L Unknown VIN: WBSCK9339W
This car has a noise which sounds like a bad ball bearing or sometimes like a scraping of a rotating part against sheet metal. Before I raplaced the clutch the noise seemed worst with cold engine and was quieter as it warmed up.After replacing the clutch the n...
2001 BMW X5 4.4i 4.4L srs VIN: WBAFB33531
checked codes-found code 08 with autologic-says for the right rear side air bag-removed door panel to find air bag connector damaged-disconnected door connector and installed 2ohm 1/4 watt resistor-same one we have used to diagnose many srs systems-cleared cod...
1999 Cadillac DeVille 4.6L engine VIN: 1G6KD544XX
Vehicle was brought in for cooling system flush.Then customer said was losing coolant and overheating.Pressure test cooling system shows a leaking water pump and by-pass hose and a defective radiator cap.All replaced including t-stat.Road test @ 55mph shows co...
2001 Cadillac Seville SLS 4.6L No Start, MIL Lamp on VIN: 1G6KS54YX1
Sorry for typos and all im having to do this on my phone so sorry... Here we go... I think i have two problems here with this one. Got a call from another tranny shop i do a lot of work for and he told me he had this custoemr with a cadi that he didnít wanna ... Trouble codes: B1004 (U1255 b2734 b1009 u1016 u1040 u1000 u1064 b3832 b3833)
2006 Dodge Charger SE 3.5L Misfire VIN: 2B3KA43G96
Hey guys, just looking for some info here. This car has a bad PCM, the #5 injector driver is dead. I haven't replaced a PCM on these newer Dodges yet. I looked up the procedure in AllData and it only says "program PCM." Then there is another section on program... Trouble codes: P0205, P0305
2003 Ford F-250 Super Duty Lariat 6.0L No Start VIN: 1FTNW21P93
HELP PLEASE! Hi all, this is my own personal truck & my only ride at that. This truck intermittently will crank & not start after a few mins. shut down hot. It has happened twice now. The last time it happened, I was at my shop & quickly hooked up my scanner. ... Trouble codes: P0284 (Cylinder 8 contribution), P0341 (Cam position sensor), P2291 (ICP too low engine cranking)
2004 GMC Sierra 2500 HD 6.6L Oil pressure gauge VIN: 1GTHK23274
Hello all. I got a problem with this oil pressure gauge not working. I got 5v ref.(gray wire) to oil pressure switch and .4v @ idle at connector C107, pin D6 (tan/wht signal wire)and up to 2.6v @ 2500 rpms, are this good values to determine a good oil pressur...
2001 Infiniti I30 3.0L power door locks VIN: JNKCA31A91
After performing maintenance on vehicle, customer picked up the car. Customer called a few days later to inform us that since he picked up his car his remote fob no longer works to lock/unlock doors. He can only unlock the doors by putting the key in the door ...
2003 Toyota Highlander 3.0L Abs VIN: JTFHF21AX3
i got 03 toyota highlander 4 wheel drive with abs light stays on.this truck is abs w/o VSC.there are two codes in the abs modual,c1244 decellration senser circut and c1246 master cylinder pressure senser circut.even i clered the code light stays on, with these...
2004 Volvo V40 1.9L No Start, Stall, Misfire, MIL Lamp on VIN: YV1VW27534
Hello all. Car came in as new purchase with complaint of extended crank time and check engine light when stared after 2 or more hours.We have noted a start and stall and then restartes with very rough idle. After just a couple minutes it clears up and runs per... Trouble codes: P0304 (Cyl 4 misfire)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Audi A6 Quattro 4.2L Tpms VIN: WAUEL94F06
Well, my only options for closing this help request are "I have fix this vehicle" or "No I have not". To be accurate, the vehicle fixed itself. My customer was a great participant and good sport in repeatedly resetting TPMS each time a warning apeared. After a...
2001 Buick Regal GS 3.8L Stall VIN: 2G4WB55K51
I think most of you guys were right on with this one, I unhooked the MAF and it would keep running. I tried to tell the customer we should get a delco part for this but he said he's going to take it back to the shop that put the first sensor on it.
1993 Chevrolet Lumina Euro 3.1L Cuts out, Stall VIN: 2G1WN54T6P
I have a call out to the owner to bring his car back in. He has yet to respond so when he does I will update this summary with the fix. Thanks to all the responses. It was overwhelming.
1996 Chevrolet Corvette 5.7L No Start, Stall VIN: 1G1YY22P2T
Well... I thought I had found the problem, Thinking that the idle screw (there is an idle, or throtle plate) setting on this manifold, was closed too far. I didnt test drive it. my daughter took it too the store, and it wouldnt start. I got it home (back to th...
2001 Chevrolet Tracker LT 2.5L MIL Lamp on VIN: 2CNBJ73491
Thanks for all the replies. I will look at this tracker again and leave post later. I feel there is a broken wire because if the coils get voltage from same fuse IG it would not be running if fuse was bad. Thanks again everyone. Trouble codes: P0135 (o2 heater), P0141 (o2 heater), P0155 (o2 heater), P0135 (o2 heater).
2002 Chevrolet Silverado 2500 6.0L Spider gears
Thanks for the info guys, this is a 9.5, and my parts guy ordered for a 10.5. Got the correct stuff ordered and should be done with it in a few days.
2007 Chevrolet Malibu LT 3.5L alarm VIN: 1G1ZT58N37
Sorry to waste everyones time. Since it was only a horn problem, my brother decided to wait to fix.
2001 Dodge Dakota 3.9L Poor Fuel Economy VIN: 1B7GG22XX1
Finally got vehicle back to the shop. Had customer drop it off the night before so I could monitor warm-up in the AM. O2's began switching properly after very short warm-up. FT's are fine. No other apparent problems. Went to the Internet and checked original E...
2007 Dodge Sprinter 2500 3.0L Fuel Leak VIN: WD0BE74527
The leak was a return line on the rear injector on the right head.There is a drain hole at the rear of the right head that drains on the left rear lower side of the block above the starter. The line comes as a complete harness for both sides.Fixed and released...
1992 Ford F-150 XL 5.8L Poor Idle Quality, Cuts out, Stall, Misfire VIN: 1FTEX14H0N
Hello all! Thank you for your replies! This truck is still not fixed. After trying all of the recommendations from you guys, the concern is still present. The owner took it to a ford dealer, after 21 hours and two techs working on it (both 20 year veterans) th...
1999 Ford Windstar SE 3.8L Power Steering VIN: 2FMDA524XX
2001 Ford F-250 Super Duty XLT 5.4L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTNX21L01
This is not yet repaired but has been diagnosed.Cylinder #3 spark plug was damaged due to loosening up.This has caused a problem with the exhaust valve on this engine as there is no compression and its leaking out the exhaust valve.There is no piston damage th... Trouble codes: P0301, P0303.
2000 GMC Yukon Denali 5.7L fuel gauge fluctuates VIN: 1GKEK12R2Y
Thanks to everyone, I replaced the cap and rotor as suggested and that didn't work. then I did a fuel pressure test when it didn't start, and it was below the specs. So I replaced the fuel pump and the problem is solved, vehicle runs great. Thanks to everyo...
2008 Hyundai Accent GLS 1.6L intermittant arcing VIN: KMHCN35CX8
Thanks Guys for sharing your experience with this odd situation.The drive belts were new Goodyear ones and were replaced with OEM belts. The problem is fixed. Thanks again.John.
1994 Lincoln Mark VIII 4.6L Suspension VIN: 1LNLM91V2R
Thankyou gentlemen, customer did want to retro suspention, we changed the drier and the fittngs were in there, thankyou jim. Yes back leak some also but they are happy that it now lifts up the car off the ground.
1988 Mercedes-Benz 300SE 3.0L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Stall, Poor Fuel Economy VIN: WDBCA24DOJ
Thanks to all that replied! The car is running now, I followed the procedure from Alfiero (1st reply) and that did the trick. Thanks again for all the help!
1999 Mercedes-Benz E430 4.3L cooling fan VIN: 00XA876061
Sorry for late close. It turn out to be fan control unit under driver head lights. before the fan comes on about 233F high speed. Now it comes on at 226F at low speed and 233F at high speed. THX for everyones help.
2003 Mercedes-Benz C320 3.2L Reset VIN: WDBRF64JX3
The procedure I tried to follow from Alldata is incorrect. The correct procedure in very simple; Make sure all lids & doors are closed, engine off, key in position II, press arrow button on left side of steering wheel repeatedly until 'Service A/B' screen app...
1995 Mitsubishi Eclipse GSX 2.0L Surge, MIL Lamp on VIN: 4A3AL54F4S
Thanks for all the replies, I disconnect the PCM connector and remove the pin out of the connector. Even though nothing out of ordinary, I clean it and tighten the pin so it hold on to the pcm terminal better. Clear code and wiggle the harness as hard as possi... Trouble codes: P0105 (Barometric pressure circuit malfunction).
1998 Pontiac Grand Prix GTP 3.8L No Start VIN: 1G2WP1215W
Thank you all for your valuable input. The testing of this vehicle has taken so long due to the fact that it went a week inbetween without a fail. Many stated intermittant Cam sensors as a high probability and the customer opted to have it replaced. It was ...
1998 Subaru Legacy Outback 2.5L MIL Lamp on VIN: 4S3BG6855W
Unfortunately I have to close this post without a fix. I thank you for all your suggestions. Here is a summary of the suggestions that had not already been mentioned in the original post: Corroded terminals on the coils and the connectors to the coils. The Coi... Trouble codes: P0304 (Misfire 4), P0303 (Misfire 3).
2005 Subaru Legacy GT 2.5L Surge VIN: 4S3BL67615
I was able to find a couple of vacuum/unmeasured air leaks - one at the turbo inlet and one at the intercooler outlet. The clamps were not as tight as they should have been. Tightening the clamps has reduced significantly the amount "toggling", the range of th...
2007 Toyota Land Cruiser 4.7L ride control VIN: WCD2343334
thanks to all that helped this vehicle is fixed.The faults were all related to broken wires fron the height controal solenoid(located on the left hand chassiss centre way's under neath the vehicle)I got good info and wiring diagrams from was t...
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