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Prev Professional Automotive Repair Technical Discussions for August 6, 2006
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Open Help Requests for All Makes and Models
Help Request Answers
1992 BMW 525i 2.5L Central locking VIN: WBAHC12000
Hi all, This 5 series came in to have a new keyless entry system installed. We checked the central locking system operation before touching the vehicle and found that when the doors are locked from the driver's side, all the locks will lock and then reopen. If...
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1994 Buick LeSabre Limited 3.8L Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G4HR52L1R
this one drives me nuts, fuel pressure is low ( 7 lbs below specs ) but comes into specs with the regulator vacuum line disconnected. but a new regulator did not change it. the pump is also nosiey which concerns me. (but pressure does not change when vehicle a...
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1990 Dodge Caravan 3.3L Cuts out VIN: 1B4GK54ROL
The van seems to have two problems.One the trans seems to stick in second gear.When you accelerate you can feel that the van is taking off in second a dog off the line.After you get going it doesnt upshift.When you manually shift it makes no difference, the tr... Trouble codes: 15 (no speed sigal to ecm)
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2003 Dodge Sprinter 2500 2.7L Stall VIN: WD2YD74223
Gentlemen. This Sprinter has an fairly consisent probelm with stalling upon accel. What happens is if you WOT from a stop, when the RPMs reach about 4000, the control unit shuts off the fuel pump. The check engine comes on, the vehicle coasts to a stop and die... Trouble codes: P1187
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1990 Ford Bronco II XL 2.9L No Start VIN: 1FMCU14TLU
hello everybody out there,i need some help with this ford it was towed in with no start. sat for days and started by the time i got to it, after 30 mins shut off and now no start. have spark,no injector pulse,no fuel pressure or prime,no voltage @ orange/blue ...
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1996 Ford Explorer Eddie Bauer 4.0L MIL Lamp on VIN: 1FMDU34XXT
This vehicle has slow o2 response on bank 2 sensor 1. Bank one perfectly normal.Longterm fuel on both bank normal. Short term on bank one normal but short term on bank two moves -14 to +14 in a very regular pattern in time with o2 sensor. Another shop replace ... Trouble codes: P0153
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2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L MIL Lamp on VIN: 1FTNW21PX4
Hi there, I have a Ford F250 here which just wont go away, I have previously posted a similar request and following the replies i changed the exhaust back pressure sensor and the fault virtually went away. what it does now is less often but still occurs, the m... Trouble codes: P2263 (tcsc boost performance), P0401 (egr insufficient flow detected)
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1996 GMC Jimmy 4.3L Mechanical VIN: 1GKDT13W5T
Installing new timing chain and noticed it had as much slack as the old one. The set up is the thin gears and chain with extra teeth. This is a w code engine with balance shaft! Looking at a 1996 W code engine with balance shaft engine Timing gears and chain a...
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1994 Jeep Grand Cherokee Laredo 4.0L Starting VIN: 1J4GZ58S8R
Vehicle was towed in. Cranks, no start. Has no spark at coil or power at primary side of coil. No fuel pressure and no injector pulse. Also unable to communicate with PCM using 2 different scanners. Disconnected Vehicle Security Module with no response. I ques...
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1990 Nissan Maxima GXE 3.0L Poor Idle Quality, Hesitation VIN: JN1HJ01P5L
hi guys we had this nissan maxima towed in our shop. it starts and idles fairly smooth , but it wont accelerate. you give it gas and the rpms wont raise. we check the fuel pressure , which seems fine. im now thinking the timimng belt might have jumped a tooth ...
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1997 Plymouth Neon 2.0L No Start VIN: 1P3ES27C9V
Please help. Neon towed in with no spark and no injector pulse. Found wiring going to the cam sensor exposed and the voltage and ground were touching. Repaired wiring and replaced cam and crank sensors and injector pulse and ignition spark is now present. Did ...
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1998 Pontiac Sunfire SE 2.2L Hesitation, MIL Lamp on, No power VIN: 1G2JB5248W
Customer has had TPS code for at least ten months. The ses would come on and usually stay on even after the TPS was replaced. The P1404 EGR he has chosen not to diagnos. When the car acts up, loses power will not accel over 1200-1400rpm it is when engine is ho... Trouble codes: P0122 (TPS sensor circut short), P1404 (EGR position error), P0108 (MAP sensor circut)
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1999 Subaru Legacy Limited 30th Anniversary 2.5L Misfire VIN: 4S3BG6850X
Not sure wether to post this under drivability, transmission or electrical, (instrumentation). This customer reports that intermittently the engine will missfire and at that time the transmission will not shift. problem is intermittent and I have not experien...
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2001 Toyota RAV4 2.0L powertrain management VIN: JTEHH20V01
HI guys, Here is another strange one for your consideration. This car came in from another shop with the complaint that it stalls when sitting then idling. It also just drops out and then recovers while idling. When it stumbles, the MIL and battery lights fla...
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1996 Volkswagen Jetta GLS 2.0L Hesitation, Surge, Cuts out VIN: 3VWSA81H5T
Customer states vehicle has had this problem for several months and it's becoming worse. Under moderate to heavy acceleration vehicle breaks down. DTC's present are P0134, B1S1, and P0501. Customer also state speedometer sometimes drops out. Checked Identifix ...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi Allroad Quattro 2.7L over boost condition VIN: WAUYPG4B21
Thanks to those who replied. After partialy disassemling the intake plumbing I was able to smoke check the wastegates and pressure hoses. These hoses are a solid steel tubing running between the exhaust mainifold and turbo with crimps on either end for built i... Trouble codes: P1555 (Charge pressure maximum limit exceded), P0103 (MAF signal too high imtermittent), P1857 (trans ABS Load signal error message from ECU intermittent).
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2002 Audi TT Quattro 1.8L a/c compressor VIN: TRUWT28N92
Everything continued to point to the control module so I got a another replacement, removed battery etc, changed it again but still had the same symptoms. Most replies were calling for failed water pump (loose impeller) and some for compressor clutch gap or fa...
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1998 BMW 528i 2.8L Seat Occupancy Sensor VIN: WBADD42010
Thanks guys for the prompt replies inrespect of my SRS fault. Needless to say I have replaced the seat sensor cleared the code and all is fixed. Customer was a carsales and standing over my shoulder at time of repair, but as I said was. He payed his A/C and wa...
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2001 BMW 740i 4.4L Heater blower VIN: WBAGG83431
Sorry, folks, there was a mixup as someone else inputed some of the basic information and it escaped my attention. This is an E38, not E39. Duh! The long and short of it is this: With the current drain on fuse 6 (interior lighting) and the shift indicator li...
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2000 Ford Focus LX 2.0L 2-3 shift VIN: 1FAFP33P0Y
Sorry it took a bit to get back and close this, a friends car that was sitting in the backyard with no hurry after the initial 'lets get this going soon' conversation. arg. Anyways, you guys nailed it on the head. I put the solenoids in and the 2-4 servo with ...
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1997 Geo Metro LSi 1.3L No Start, Shut Off VIN: 2C1MR5298V
We started looking for any wire harnesses that might be rubbed through. When we got it in the air ... there it was. The downstream O2 sensor mounting flange had rusted off the pipe behind the cat. The wires laid against the pipe and all rubbed through causing ...
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2001 GMC Jimmy SLE 4.3L No Start VIN: 1GKDT13WX1
Yes I have fixed this vehicle. I was sure it was something I did and I was right. The problem was the 100 something wire connecter below the glove box which is disconnected when you remove the dash. After loosening the center bolt I had a vey hard time seperat... Trouble codes: P1626, U1064.
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1991 Honda Civic DX 1.5L No Start, Died VIN: JHMED3642M
Sorry about late posting, finally got back onto the Honda and it runs, like i said I checked all common honda problems- dist /main relay and all computer grounds and powers etc.. even swapped a few parts that I had extra around the place (dist. and computer), ...
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2002 Kia Sportage 2.0L MIL Lamp on, Inspection Fail VIN: KNDJA72392
There is appearently still a glitch in the Sportage OBD2 software first discovered in 2002. The P013A code is an invalid code and according to the manufacturer was supposedly fixed. See Tech Bulletin for 2002 for Description of this problem. This code is suppo... Trouble codes: P013A (invalid code).
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2006 Lexus rx400h 3.3L Collision Repair VIN: JTJHW31U96
Iatn will not let anyone go in the dark alone!! Thanks guys. Some member suggested looking in the toyota hybrid section on the IATN. I found great info, but I could not find a proper power down for my spicific application. Thanks to Brent from Utah, he was mos...
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1996 Lincoln Continental Anniversary 4.6L Seats?? VIN: 1LNLM97V6T
Thanks for the help. Nick pointed out the lighting control module. I unpluged it and the draw dropped to 20 mA. After breaking out the wiring, I found the draw was in the trunk ajar circuit. Thanks Everyone.
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2001 Mercedes-Benz S430 4.3L Compressor VIN: WDBNG70J61
Hello Everyone, Thanks for the quick and informative responses. We ended up taking the car to the dealer and they found an evaporator temp senser code stored. We replaced the evaporator temp senser and the problem seems to be fixed. Thanks again, Chelsea.
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1998 Oldsmobile Silhouette GS 3.4L MIL Lamp on VIN: 1GHDU03E5W
What we found was the flash update sticker was improper as the update had not been done. After a reflash and new EGR, I road tested, ran all monitors. Mode 6 recheck found that nothing was even close to setting a flag. Thanks guys for trying. Trouble codes: P0172 (Fuel Trim Rich), P0440 (Evap Emission System).
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1999 Saab 9-5 2.3L MIL Lamp on, Data bus VIN: YS3ED58E8X
No joy on this one. The car hasn't done it again since that one episode. It seems clear that the p-bus went down. P-bus means Powertrain Bus, which consists of the engine Trionic ECM, the auto-trans control module, and the MIU or main instrument unit. The owne... Trouble codes: P1624 (Check-engine light request TCM), P1908 (No bus data from MIU), P1923 (No bus data from TCM), P1460 (Immobilizer active), P1921 (TCM code - No bus data from Trionic).
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1998 Volkswagen Passat GLS 2.8L No Start VIN: WVW34F4333
Thanks to all who replied.This one turned out to be a severe case of customer neglect. After re checking fuel psi with another gauge fuel psi was at spec.So going back and checking the basics this car had very worn plugs a plugged air filter and snow screen an...
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2001 Volkswagen Jetta GLS 2.0L MIL Lamp on VIN: WVWSB61J21
Thanks for shaking me up guys. Three responses hit it right on the head and I knew it immediately upon reading the first one. This Jetta is a wagon. Wagons do not have AEG engines in them, ever. The wagons have an AZG engine code and needs AF meter #06A 906 ... Trouble codes: 16486 (Mass air flow signal too low), 17573 (long term fuel trim additive air bank 1 range 1 system too rich), 17549 (load calulation cross check uplausible value), 17574 (long term fuel trim additive air bank 1 range 2 system too rich).
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1994 Volvo 960 2.9L Engine VIN: YV1KS9513R
Thanks to everyone who responded. This was truly a weird one. Never would have figured it out without the help of iATN and especially Justin [...]. After checking the basics necessary for an engine to run (i.e. spark, fuel, air, exhaust), ...
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