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Prev Professional Automotive Repair Technical Discussions for May 16, 2009
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Open Help Requests for All Makes and Models
Help Request Answers
2003 BMW 745i 4.4L dynamic drive malfunction VIN: WBAGL63433
hi everyone this car came in with dynamic drive malfunction, check for code with my modis scanner and under engine i got code 10221= undocumented code , 2778 vehical speed. under transmision i got code 5141= can time-out dsc. under abs i got no comunication wi...
1997 Cadillac DeVille 4.6L No Start
this shop got in this north star cadi... car was driven in with blown head gasket..cust. opted to replace motor with used replaced and drove for test drive. all seemed good. once got back to shop the engined died.. engine would turn over but not star...
1998 Cadillac DeVille 4.6L No Start VIN: 1G6KD54Y1W
need some thoughts on this one. has had 2 sets of ckp sensors in it for intermittent no start previously, now it will not start, i have both ckp pulses, cmp pulse, spark, fuel pressure, battery voltage at injectors and no injector pulse. no dtcs present at thi...
2000 Cadillac DeVille 4.6L spark plugs VIN: 1G6KD54Y4Y
Hello, Iam trying to change plugs on my sons car.Left it with me for afternoon to cool off. Changed front bank fine. Cannot get coil pack off back, am I missing something or do they melt on. What is the recomended procedure. thank you all
1998 Chevrolet C1500 Cheyenne 4.3L Surge, Misfire VIN: 1GCEC14W9W
The customers complaint is that the truck will buck and jerk and feel like it wants to quite. On a test drive it only acted up once and it won't act up again. The cap and plugs are ok. The fuel pump and filter are ok. Does anyone have any ideas, Mike Trouble codes: P0300 (Multiple Missfire)
2001 Chevrolet Impala LS 3.8L No Start, MIL Lamp on VIN: 2G1WH55K01
HI out there I am in need of help from you gm tecs or pcm networking tecs out there this is the kind of challenging we all love to figure out but pull are hair out trying to fix it this car comes to me from another shop that has spent 3 or so weeks on and has ... Trouble codes: U1000 (data line), U1016 (loss of pcm data line), P1631 (theft code)
2003 Chevrolet Impala 3.4L headlights VIN: 2G1WF52E03
hey guys,this baby is trying to mess up my weekend.if anybody had this problem help me out please!!i just started to work in this new place and we do not have any software yet!!so i cant get any diagrams for this headlights.thanks.
2003 Chevrolet Tahoe LT 5.3L Stall, MIL Lamp on VIN: 1GNEC13Z33
Why is it that family always have the biggest problem vehicles?My Niece call me to come look at her Tahoe,said the ABS light came on while she was sitting in the Tahoe Talking on the phone with her foot on the brake,then when she took off it stall,when restart... Trouble codes: P1518 (Throttle Actuator Control Module Serial Data Malfunction)
2006 Chevrolet Corvette Z06 7.0L code 315 VIN: 1G1YY26E26
I recently replaced the ECM on my 2006 ZO6 , and am getting a failure to calibrate camshaft sensor code ,The gentleman that sold me the ECM , states he is just a progammer , and does not know off the top of his head how to calibrate the sensor to the ECM , but... Trouble codes: 315 (camshaft position sensor not calibrated)
1998 Chrysler Sebring LXi 2.5L driveability VIN: 4C3AU52N5W
Good day gents car has a stalling issue when coming to a stop if it is put into neutral it can be caught and will idle ok.No cel on have done all resets for trans and ecm car is running rich have checked map and tps sensors reference voltage 4.9 grounds are go...
2000 Chrysler Sebring LXi 2.5L Poor Idle Quality, Surge, Stall, Misfire VIN: 4C3AU52N3Y
this came to me from another shop that bowed out ... (smart thinking at this point) I checked for codes found po 300 and a 202 injector code.had open winding on #2 injector. replaced injector still missed installed champion plugs. no change. checked timing bel... Trouble codes: P00, 300 (multiple missfire)
2002 Chrysler PT Cruiser Dream 2.4L No Start VIN: 3C8FY68BX2
PT Cruiser stalled out while at highway speed. Towed home. First thing checked was for stored codes - Found P0320 - There is no spark. Did not check for injector pulse yet. This is what I did do. Replaced crank sensor - no change Verified 8.9 volt reference vo... Trouble codes: P0320 (No crank reference signal at PCM)
1999 Dodge Ram 1500 Van 5.2L 2-3-3-2 shuttle shift VIN: 3B7HF13Y1X
thanks in advance for any help thought i had done everything right kinda limited on my resources at this time usually no problems but seems this is one of those that doesn't want to go away thanks
2003 Dodge Dakota 4.7L compressor VIN: 1D7HL3AX53
have this dakota with no power to compressor, can cycle compressor with scanner. only way to make it come on is by feeding ground to relay.all works good with ground to relay, pressures are good, and blows cold,just on all the time. have 5.v reference at press...
1996 Ford Ranger Splash 2.3L Misfire, MIL Lamp on VIN: 1FTCR10A6T
96 ranger 4 cyl 2wd sets code for cyl 1 misfire. This eng has 2 spark plugs per cyl. All spark plugs and wires are new. Spark is strong at both plugs in that cyl, aprox 40kv. Hooked timing light to #1, spark is steady while misfire occurs. Also replaced #1 inj... Trouble codes: P0301
1998 Ford Taurus LX 3.0L instrument cluster VIN: 1FMJ52U4JM
hey everyone i have a 98 ford taurus the speedo tach fuelgage and wipers all quit at once checked fuses all ok vehicle speed sensor is ok. instrument panel will lite up but only temp gauge works this is a flex fuel vehicle looks like all this is tied into the ...
2001 Ford F-250 Super Duty Lariat 7.3L Cuts out VIN: 1FTNX21F31
Need some help on this one, this '01 F250 7.3 diesel will intermitantly will sputter then cut out and not restart sometimes for a coulple minutes, sometimes not till overnight, every time I get to the customers house, it starts right up, but will always leave ... Trouble codes: PP034
2001 Ford F-250 Super Duty XL 7.3L Lighting VIN: 1FTER57JO1
The VIN is wrong on this truck. I am posting a fix so as to help you guys. The truck had no headlights. Hi or low. Customer swapped headlight switch and multifunction switch to no avail. I chased the wireing from fuse 13 in underhood battery box to headlight s...
2003 Ford F-350 Super Duty XLT 6.0L Excessive Emissions, black smoke VIN: 1FTSF31P53
the story i got from the driver was running problem of low power, black smoke. manly while pulling a trailer, but not allways. it has been to two ford dealer ships. it has had 2 complete set of injectors installed once by a dealer second by a diesel goro. next... Trouble codes: P0404, P0528, P132B, P2269
2003 Ford Crown Victoria LX 4.6L Cuts out VIN: 2FAFP74WX3
have a head scratcher i feel i have tested everything and would like to have some input from fellow members to make sure i am not missing anything. vehiecle cuts out when warm (approx 10 min drive) like ign switch turned off and on and engine sometimes stalls ...
2001 GMC Sierra 2500 SL 6.0L Poor Idle Quality, Misfire, MIL Lamp on, low power VIN: 1GTGK29U31
Hello all, thank you in advance for any help I may recieve. This truck is a tough one. Truck runs perfect most of the time, every once in a while, twice in the last 2 days we have had the vehicle, it will start running rough and the CK eng light flashes with t... Trouble codes: 300 (Random misfire)
2002 Hyundai Elantra GLS 2.0L MIL Lamp on VIN: KMHDN45DX2
I have this lovely vehicle with a p0441. and thanks Alldata for leaving out any possible test procedure for this code.I am able to actuate the purge valve with the modis but it doesnt have a loud click at all . If I hook up a led light to the plug and actuate ... Trouble codes: P0441 (improper purge flow)
2003 Jeep Liberty Renegade 3.7L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 1J4HL38K13
I have a problem with the OEM crank sensor.I had to basically pry the old one out of the block.The new one won't fit in the hole.The old sensor outside diameter is .858 and the new sensor is .863 . I have tryed 2 new OEM sensors so far and no difference.They w... Trouble codes: P0340 (crank sensor)
1999 Plymouth Voyager 3.3L Misfire VIN: 2P4GP25G9X
Ive got this Voyager van in the shop, Customer had a salvage engine put in it a month ago and it just started acting up, under accelleration it pops thru the intake, I removed the plugs and inspected they are ok wires ok coil ok what am I missing? I had put a ...
1998 Toyota Camry CE 3.0L security system VIN: 4T1BF22K8W
good morning iatn techs. i have a camry that the customer broke his keyless entry transmitter. he does not want the security system active any longer so is there a way to bypass the factory installed security system so i can start the vehicle? or do i need to ...
1999 Toyota Corolla CE 1.8L compressor VIN: 1NX1BR18E6
I have intermittent operation of a/c compressor. when system works it blows cold and operation is good. after about 30 min or less it will stop working and compressor will not turn on. sometimes when it is working and you shut it off and restart it will not co...
1996 Volkswagen Jetta GL 2.0L p0501 VIN: 3VWRA81H2T
Hi guys just picked up this vehicle for myself as a commuter. Left the sellers house and the speedo was inop, couple miles down the road the MIL illuminated setting a P0501 code. did a web search and seems like this is common on these cars but cant find a repa...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 730Li 3.0L Electronic VIN: WBAHN21018
The culprit is EGS control module. Now we have an interesting thing.Another car EGS light on and we replaced SHD solved the problem.Who can explain this?One belong to K-CAN and another belong to PT-CAN,how SHD cause EGS light on?
1996 Buick Century Custom 3.1L steering shaft? VIN: 1G4AG55M7T
Thank you for all of the replies. I have concluded that the noise must be the rack and pinion input shaft seal squeaking against the input shaft. I raised tires off of ground , engine running, still had noise. Removed serp belt , noise gone. I guess with engin...
2002 Cadillac DeVille 4.6L power window VIN: 1G6KD54Y52
I ran out of time, I didn't get this car fixed in the 2 weeks I was helping out at this other shop I ran for a couple of weeks. I think that the instrument cluster may be the problem since the databus wires go through it. The battery light just stayed on whi...
1998 Chevrolet C1500 Cheyenne 5.7L MIL Lamp on VIN: 2GCEC19R3W
I'd like to thank all the techs who responded to this request and I appreciate all the input. Most of my experience with lean codes is on Ford trucks and the newer GM 5.3 engines, almost always vacuum leaks from one source or another. After resealing the intak... Trouble codes: P0171 (Lean bank 1), P0174 (Lean bank 2).
2003 Chevrolet Tahoe LS 4.8L starter VIN: 1GNEC13VX3
thanks to all who responded. it turned out to be bad pcm. i just barely thumped it with my little finger and i heard the fuel pump prime then it started. new pcm did it. thanks again steve.
2003 Chevrolet Trailblazer North Face 4.2L Misfire, MIL Lamp on VIN: 1GNDT13S63
Unfortunately,did not fix this one. Customer is tiring of the constant problems on a fairly new,low mileage truck and swears he won't put another dime in it,for now. A few responses, 1), boot/plug problems, I don't think so,new coil came with new boot and new... Trouble codes: P0301.
2004 Chevrolet Astro 4.3L abs VIN: 1GNEL19X24
It is a FIX,it turned out to be a lot of rust causing a big air gap.I order 2 AC Delco front HUB and the false ABS activation is gone.All of you were RIGHT,thanks to all for the great help that some times we all need .THOMAS
2006 Chevrolet HHR LT 2.4L lock cylinder/key VIN: 3GNDA23P66
Thank you to Dennis, Robert, Mike, Scott, Bill [...]. for their quick replies. The consensus said to replace the shifter. This took care of the problem! Like everybody said, a poor design. Happy Wrenc...
2002 Dodge Grand Caravan Sport 3.3L No Start, Stall, MIL Lamp on VIN: 2B8GP44372
Boy what a nightmare, but it's done! My thanks to those who replied. Most of you nailed it on the button, broken flex plate. Our shop dose not have a lab scope so I removed the dust cover and found 2 small cracks. This justified the r&r of the trans. Once the ... Trouble codes: P1391 (intermittet loss of cam or crank sensor).
2004 Dodge Intrepid SE 2.7L long crank VIN: 2B3HD46R04
i want to say thanks to everyone who took the time to help me out here.after hours of working on this and looking at all the replies i recieved. i got it to dupclucate the problem for me several time. we had 2 problems, the crank senser was eratic it times and...
2005 Ford Five Hundred Limited 3.0L transfer VIN: 1FAFP28185
This car is fixed. I put the direct coupleing oil pump in the rearend. Just to let everyone know, there are a few post here about the Ford TSB to replace the temp sensor. None of these fixed the problem. There is very little info on MOD. Our Ford garage did no...
2005 Ford F-350 Super Duty Lariat 6.0L No Start, Stall VIN: 1FTWX33P75
Dear techs; Thanks to all that responded. I had 4 people that replied. One said check the batterys; I guess I can't see the lodgic in this with 11.5 volts and 265 RPM cranking! Another said check for EGR staying open or coolant leaks; no indication of these pr... Trouble codes: P0299 (TC/SC underboost mem KOEO one time), P0678 (8 glow plug circuit mem), P2287, P2614 (CMP sig open mem), P2617 (CKP sig open mem), P1725 (insufficient engine RPM KOER).
2003 GMC Envoy XL SLT 5.3L engine temp VIN: 1GKET16P73
hi all and thanks for the help sorry it took so long but my buddy finally got back to my shop. seems the truck never had a tow package installed. put in an aftermarket trans cooler with fan and problem solved. happy motoring and boating for him, and a huge tha...
2004 Jeep Grand Cherokee Limited 4.0L Cuts out, Stall VIN: 1J4GX485X4
first i want to say thinks to all who responded.after reading all the responces i chose my starting place with robert from pennsylvania.robert you were right on the harness had been pierced and several wires were chaff.repairing the wires fixed this one.i also...
2003 Kia Sedona EX 3.5L ABS light VIN: KNDUP13163
Thanks to all for the help. Brad hit it on the head. Replaced the suspect speed sensor and the light went out after a couple of trips.
2000 Mazda B4000 SE 4.0L MIL Lamp on VIN: 4F4ZR17XXY
Thanks for the help guys. I went back to basics on this one (always a good idea). O2 bank 2 was always rich, computer was reaching lean limit to control it. Pulled the spark plugs and found that #4 plug was a different color than all the others, a darker color... Trouble codes: P1151 (lack of switch ho2s21).
1998 Mercedes-Benz C280 2.8L Fluid VIN: WDBHA29G9W
Easy fix. The cable on the left of the trans is what leaks. There is an internal seal that was split. Drain and removed pan. Modified a standard screwdriver to push pin out of lever and detached cable outside of trans. Replaced with PN 140-270-13-65 from World...
2000 Mercedes-Benz S430 4.3L cluster VIN: WDBNF70J21
Front left sam (SAM-FL) Control unit adaptations,Initialize Steering column module,follow scan tool instructions for automatic normalization, steering will move in all directions thanks it solved the problem
1994 Nissan Altima GLE 2.4L No Start VIN: 1N4BU31D2R
This car is not fixed, but after checking all of the parts on another altima and replacing the inline capacitor with no luck, I have concluded that the wiring harness must be bad and there must be something on another circuit feeding back wrong at the computer...
1987 Toyota 4Runner SR5 2.4L Poor Idle Quality, Hesitation, Misfire VIN: JT3RN67W1H
Customer has decided to take vehicle without ending fix, but thanks to all who replied. Information about wire corrosion near injector led to acheiving injector pulse for cylinder 1 but still with misfire, I believe fix was either in lower intake gasket, fuel ... Trouble codes: 06 (Igniter no power at idle terminals IGt E1).
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