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Prev Professional Automotive Repair Technical Discussions for June 19, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1997 Cadillac Eldorado 4.6L unsure VIN: 1GGEL12Y4V
i expected a bad left front axle shaft when got the telephone call and noise description from customer but does not sound like any axle rattle noise i have ever heard. i have friend who is a trans guru and he could not pinpoint either. the noise is a very high...
2000 Cadillac Catera 3.0L Brake Pad Sensor VIN: W06VR54R9Y
Hi there, I changed the front brake pads and rotors with sensors and still have the brake pad warning light lit on the dash. I went into the OBD II using my MT-2500 with a 1996 - 2000 cartridge and Troubleshooter. I could not reset the light. All Data say's...
1988 Chevrolet S10 Blazer 2.8L Poor Idle Quality, Hesitation VIN: IGNCSI8ROJ
owner says hesitates and has loss of power. test drove and verified. felt to be fuel related. tested fuel pressure before filter- ok, fuel regulator helped to restore power, but still has slight hesitation at light throttle sometimes. replaced fuel filter- no ...
2003 Dodge Ram 2500 Truck 5.9L left front output seal VIN: 3D7KU28C63
vehicle came in with steering knuckle ujoints bad and left front differential output seal leaking, we took it apart and replace both seals and joints. Seemed simple enough well after a 10 mile test drive the left seal was leaking again, So we take it back apar...
1996 GMC Jimmy 4.3L 3-2 downshift VIN: 1GKDT13W7T
this truck has given me problems in the last few days.when the truck is cold, the transmission shifts normally through all the gears and down shifts normally as well.I've checked all the fuses and wiring and all seem ok,When you drive the vehicle with the scan...
1992 Jeep Wrangler 4.0L Excessive Emissions, Poor Idle Quality, Hesitation, Stall VIN: 2J4XY29SNJ
Good Day I'm working on a 1992 4.0L jeep, and it's running really rich fluiding itself out.I have put a fuel gage on and its pushing 110psi of fuel presure,I reaplaced the fuel pressure regulator, and still no change whats the problem?
2001 Mercedes-Benz CLK320 3.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WDBLJ65G6I
When checking the fuel pressure, the gauge was not very stable. The needle was shaking about 1 PSI back and forth (that may be normal?). According to the codes there is a problem with the fuel mixture. The question is, is it the fuel or the air? Not detecting... Trouble codes: P2043 (missfiring P0300), P2046 (missfiring of cylinder 3 P0303), P2047 (missfiring of cylinder 6 P0306), P2085 (self-adaptation of mixture formation for left bank of cylinders at limit value at partial load P0173), P2016 (self-adaptation of mixture formation for right bank of cylinders at limit value at partial load P0170A)
1999 Mercury Cougar 2.5L MIL Lamp on VIN: 1ZWFT61L4X
had 401 code checked for idle drop on engine with vac. applied to egr. no drop in rpm checked cleaned throttle body passeges now engine dies with vac applied. ran koer test to confirm fix, 1408 comes up(egr flow out of range) checked vac to egr with koer dema... Trouble codes: P0401, P1408
1997 Mitsubishi Montero Sport XLS 3.0L Misfire, no spark #3&6 VIN: JA4MT41P2V
Hi Y'all! Here we go AGAIN. There is loss of spark on coil for cyl #3&6. If we swap coils the problem stays there. There is 12v to coil thru to the power transistor. I verified the cam and crank signals and jumped to the ECM. We replaced the ECM!!! Guess wha...
1997 Nissan CEFIRO 3.0L air bag VIN: WPA32-7248
This car came in with the air bag lamp flashing continuosly. I checked the fixed data base and went thorgh the door switch proceedure to obtain codes. The code I seem to get is 21.. as in the light flashes on twice fro about 3 sec and then a short flash. Then ...
2000 Nissan Maxima GLE 3.0L Engine Ping VIN: JN1CA31A0Y
The customer reports severe intermittent engine ping. Engine will start pinging under random conditions not related to load, gasoline grade or temperature. Local dealer has replaced all ignition coils as per service bulletin for ignition detonation issue. This...
1998 Toyota Corolla CE 1.8L Solenoids VIN: 2T1BR18E9W
Hello all. I have this Toyota that will drain the battery in a couple of days if left sitting. The battery has constant 1.2 amp draw on it with the keys out of the ignition. I have traced the draw down to the Trans solenoid pack. If I unplug the connecter on ...
1998 Volkswagen Passat GLS 1.8L Surge, Cuts out VIN: WVWAA63B5W
Hello VW repair techs I have an unusual problem with this 98 passat 1.8 turbo in that this engine will cut out under load with the turbo spooled up and the engine running at approx 3500rpm. The car will idle fine with no symtoms whatsoever until you try to acc...
1999 Volkswagen Beetle GLS 1.9L mil VIN: 3VWCF21C1X
ck engine light with fault code 16764/p0380 keeps returning. car started out in a different shop where they installed new relay and new glow plugs. relay is bosch, not oe vw. code will store on 9 out of 10 start ups if engine is not already 100% warm. we have ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Buick LeSabre Custom 3.8L valve cover VIN: 1G4HP54K3Y
thanks for all who responded. it turned out the technician thought the belt tentioner with the water ports going through it was part of the timimg cover. but it is seperate and you just have to remove it to get the rear valve cover off. tim
1968 Cadillac coupe de vil 472CID horn
Well, this was really a flash in the pan. I got many replies describing many GM cars. John from nevada, Robert [...]. from california, and Steve from new york all hit it right on the head, the relay is under the dash on the firewall to the left of the steering c...
1996 Chevrolet Lumina 3.1L Misfire, MIL Lamp on VIN: 2G1WL52M6T
hi guys took me forever to find this but the #2 wire had a pinhole in it and would only act up with a spray bottle and very light load on th eengine put new wires on and the car runs great thanks for all the good ideas! Trouble codes: P0300.
2000 Chevrolet Malibu 3.1L Misfire VIN: 1G1ND52M8V
Alot of replys suggested a lower intake manifold vacuum leak and a few suggested a bad injector or EGR valve. So I removed the upper intake plenum again, swapped an injector, and while I was at it I pulled a vacuum through the injector port while sealing off t... Trouble codes: P0300.
1993 Dodge Dakota 3.9L floorboard VIN: 1B7GG23XXP
sorry to be so long closing. rec 6 replies sugg foam seal evap case, rusting out metal @ bottom on windshield. we used hose didnt leak, but leaks when it rains, hasnt rained in at least two weeks. suggested taking to shop with smoke machine
1999 Honda Passport EX 3.2L No Start VIN: 4S6CM58W8X
we received some good information thanks to all that responded.Vehicle has not acted up since we posted our help request.We are hoping to confirm problem before repairs.we will update with fix.Thanks for all that took the time to respond.
1997 Jeep Grand Cherokee Limited 4.0L abs VIN: 1J4GZB853V
sorry about the delay, but this vehicle is still a mystery. dealership has told the customer that the control module is the problem & the cost is aprox $2000, but every scanner that we have used will not communicate with this computer. the customer has opted t...
2000 Lincoln Town Car Signature 4.6L ABS module VIN: 1LNHM82W0Y
Most of the very thoughtful replies centered on my own thoughts about the anti-lock brake system being the cause. Alas, no fix was found. The Customer does not want to change parts on the hope an intermittent part will be found that way. I agree. This car will...
1984 Mercedes-Benz 380SL 3.8L Cruise control VIN: WDBBA45A9E
Customer decided not to fix. Found a ground added to back of speedometer head by previous tech to make turn signals work properly, apparantly a short to power occured at some time burning up parts of the circuit board in the cluster. With out a good signal fro...
1990 Mercedes-Benz 230 2.3L Misfire VIN: WDB1240231
Hi Everybody, many helps that i have received is to check the silver relay located behind the battery, but i checked it and it is ok because this is a KE Jetronic injection system that means without the silver relay the car will no start, but it seems that som...
1999 Mercedes-Benz E320 3.2L abs/asr pump VIN: WDBJH65F0X
Fixed... Replies suggested bleeding the brakes/ checking the pump relay in the fuse box/ checking the can between the asr and bas. Well what we found was wiring shorted, there is a small harness that passes under the a/c hose just under the master cylinder, th...
1994 Nissan Altima SE 2.4L No Start, Poor Idle Quality, Misfire
thanks guys after reading the tips i took the inside cover off the dist and found oil on the inside i replaced the dist and it ran like a million bucks! thanks again.
1995 Nissan Pathfinder LE 3.0L MIL Lamp on VIN: JN8HD17Y8S
From the five replies received I found very important advices that I will follow: 1) Usually with an 11 you will get a no start or stall/dying issue. 13 is head temp sensor, this connector gets green corrosion on the pins. 2)Back probe the mass air flow on gro... Trouble codes: 12 (mass air flow sensor), 23 (34 - knock sensor), 34 (knock sensor), 45 (fuel injector s leaking), 51 (fuel injector circuit open), 11 (13 14 21 31 32 33 35 43 55 15dtcs total).
1996 Oldsmobile Cutlass Ciera 3.1L MIL Lamp on VIN: 1FMCA11U4G
thanks to all who offered advice. i had replaced the egr valve and checked the passages. i still have no explanation for why the scanner is showing something that is different than what my scope shows on the exact same wire while backprobing at the pcm. at thi... Trouble codes: P1406.
1999 Subaru Impreza L 2.2L head gaskits VIN: JF1GF4355X
I have recieved 16 replies, Thanks to everyone that replied! not wanting to gamble on the condition of the existing engine parts, the customer decided to go with a good low milage used engine. and based on my experience over the years I have had the best resul...
1994 Toyota 4Runner SR5 3.0L Poor Idle Quality, Hesitation, Misfire VIN: JT3VN39WOR
Thank you for all your help. We test the purge valve for vaccum leaks and operation that checked ok. One e-mail said to check the tps and replace it because it was been a problem for with this truck. So we ran test's and avery thing looked good. The only thing...
2004 Toyota Land Cruiser 4.7L Sound System VIN: JTEHT05JX3
Hi everybody, thanks for all the help, the amplifier is located under the passenger seat and it was defective, replaced with a new one and the sound is back. Best regards.
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