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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 22, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
2001 BMW 540i 4.4L Pedal Pressure VIN: WBAAM53467
We recently installed a LUK self adjusting clutch on a BMW 540 i six speed.After the install the pedal pressure felt extremely light, like there was air in the hydraulic lines. However the clutch works good, shifts smoooth, releases on the lower half of the pe...
1991 Chevrolet kodiak 7.0L no power when hot VIN: 1GBL7H1MXM
hey everyone we have just got a new fleet account and it is a kodiak dump truck customer states that when hot no power test drove and only thing i could get to happen is that when driving at steady speed the truck would start to act like you turned the key off...
1998 Chevrolet K2500 Suburban 5.7L Hesitation, Misfire, MIL Lamp on VIN: 3GNGK26R1W
Greetings. This is my first request for help. We put an engine (Motorworks) in this suburban about 4 months/5000 ago for an out of town customer. The customer got about 15 miles out of town with the new engine and the check engine light came on. It was past c... Trouble codes: P0300, P0301
2002 Chrysler Sebring LX 2.7L Power locks VIN: 1C3EL56522
Hello! The power locks on this thing will not lock with either lock switch or key fob sometimes, it is very intermittent, the unlock part always works. The tech a couple of bays down replaced the BCM last week, he said it did not change anything. I have check...
1997 Dodge Ram 1500 Laramie 5.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B7HF16ZXV
had a customer come in on monday with a hard to start problem.customer asked for a starting and charging system check it checked out ok besides a bad belt and tens. he came back on tuesday to have belt and tens. replaced he asked if we could check his dist. ca... Trouble codes: P0300 (random misfire), P0301 (cylinder 1 misfire), P0302 (cylinder 2 misfire), P0303 (cylinder 3 misfire), P0304 (cylinder 4 misfire), P0308 (cylinder 8 misfire)
1995 Ford Ranger XL 2.3L axle VIN: 1FPCR14A7S
we have a 95 ford ranger that came in two weeks ago with rear axle seals leaking, and was also making rubbing sound when turing right. we noticed that right rear axle was scored. we replaced the axle and bearing and took back out for a test drive and the noise...
2001 Ford Windstar LX 3.8L alternator VIN: 2FMZA514X1
I own a rental company with two vehicles with two diffrent problems(1)on the 2001 windstar keeps coming in with a dead battery,jump start it and test the alt. Output shows that the alt is not at full charge. Replaced alt and all seems well.Drive the vehicle fo...
2003 Ford F-450 Super Duty XL 7.3L brakes VIN: 5G6F9D96Y2
hey yall truck came in for a brake job front &rear f450 (cocacola truck)now it has a bumping sound when firmly appling brakes like a rotor out of round so i replaced both front rotors and still have the noise also hard pull to the left when braking any ideas?
1996 Jeep Grand Cherokee Limited 5.2L Blend door VIN: 1J4GZ78YXT
This jeep has auto temp control. Air is always hot regardless of temp setting. It had 5 codes (38, 39, 40, 52, 55. I cleared the codes and ran the system and 38 & 39 returned. The mode control motor seems to work fine, moving the air to the correct vents as re...
1999 Lincoln Town Car Signature 4.6L heatercase VIN: 1LNHM82W1X
HELP!!. Car came in with customer cmplaint of no heat. It has heat but the volume of air delivered from the center vents is in my and the customer insuficient.Ran the self diagnostics no codes. Checked the movement of doors in heater case while it was in the c...
1995 Mazda MX-6 2.0L high idle VIN: 1YVGE31C2S
Hi Have a problem with a high idle. Never lower than 1200rpm. Have replaced IAC valve with new one from dealer. Haved leak checked with smoke machine and closed off PCV. Could I be missing something or a defective IAC? With wires disconnected from IAC idle sta...
1998 Mercedes-Benz S320 SWB 3.2L oil in intake manifo VIN: WDBGA33G1W
we have oil seeping from front timing cover,we opened up the intake manifold and found oil accumulated in it. is there some sort of pcv valve hidden somewhere causing this accumulation and possible over pressuring the oil breather system causing our oil seepag...
1999 Mercedes-Benz E320 3.2L Stall, MIL Lamp on VIN: WDBJH65J3Y
Customer claims car cuts off when she comes to a stop ,sometimes.Same code keeps coming back,MAF(hot film)b2/5.I did all related test all the way down to wiring or replace relay module , wiring tests passed so I replaced MAF first then tried relay module .plea...
2001 Mercury Sable LS 3.0L Cuts out, Misfire VIN: 1MEFM53U31
01 3.0 sable has an intermittant misfire at idle in drive.happens after idling at stop lights for a few moments.only misses/cuts out once at a time and jerks the whole car .in addition to above test and repairs i have checked alternator output,injectors,unplug...
1996 Saturn SC2 1.9L Hesitation, Stall VIN: 1G8ZH1279T
This vehicle has a extreme heaitation and occasional stall @ throttle tip in. this occurs consistanly and can be duplicated by power braking. Prblem is worse with more load (A/C on, turning etc..)the lower the load the less notacable the concern is but it is s...
1995 Volkswagen Cabrio 2.0L No Start VIN: WVWBB81E5S
hello everyone dont do much with european vehicles but here we go, vehicle has no spark, injector pulse and fuel pressure ok, started testing the ignition coil output stage has power and ground supplied to it and when cranking engine has a signal ok believe th...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 Audi A4 1.8L Radio VIN: WAUCB88DXV
Tried to remove radio to get S/N but apparently some special tools are requied. Most of the replies said that this would have done no good anyway. The car is going to the dealer when we have the time. For those of you with a code, here are the procedures to un...
1991 Chevrolet Caprice Classic 5.0L abs VIN: 1G1BN53E1M
To start, thanks to all for the help. As I said in my post this car is driving us crazy. Have not been able to fix this one as the customer was renting a car all the time we had his and was getting frustrated. Heres what we did. Some mentioned wiring problem w...
2000 Chevrolet Suburban 2500 6.0L Poor Idle Quality VIN: 3GNGC26U3Y
Thanks to all who replied to my help request. I never found any vacuum leak or engine data out of spec. The customer took it to the dealer and they rechecked all my work and said that I was chasing a ghost. The throttle body is clean and it has all the latest ...
1997 Ford F-250 XL 7.5L steering column VIN: 1FTHW26GXV
I had the suggestion from several people about checking the stabilizer. There is none. The suggestion was made that even slight play in tie-rod ends could cause the problem and given the fact that there is no stabilizer, I think this it is highly likely that a...
2002 Ford Escape XLS 3.0L MIL Lamp on VIN: 1FMCV04142
sorry for the long time between the post and the fix but i was waiting to see if it came back on me. I ended up putting a fuel cap and a vent solonid on this vehicle so far so good its really hit or miss on evap codes without a smoke machine. thanks to everyon... Trouble codes: 457 (very small leak detectedthis).
1997 Geo Metro 1.0L MIL Lamp on VIN: 2C1MR2260V
iatn what a source! first off it is nice to know that someone else has same diagnostic results. don ellis posted as no fix but volts were the same. 4.35v on sense circuit of b1s2. 1.27 on scanner. (this is with 02 unplugged) found out that pcm does not even lo... Trouble codes: P0420 (catalyst eff.).
1993 Jaguar Vanden Plas 4.0L battery VIN: SAJKW174XP
Well, thanks very much for the knowledgeable replies and we thrashed this one without reducing the remaining draw, so I'll call this a summary without a fix for now. As my original post mentioned, the AC compressor clutch relay was miswired by somebody else; s...
1999 Mercedes-Benz ML430 4.3L Hesitation, Surge, MIL Lamp on VIN: 4JGAB72E3X
Sorry about the late reply. I left the car sit on aside for 3 days due to busy schedule. Thank you for all of ur replys, they are very useful! 80% of your replies mention about Maf, plugs and wires set. As i mention earilier, i did swap the whole ignition set ... Trouble codes: P0300 (Random misfire), P0305 (5 cyl miss fire), P0306 (6 cyl miss fire), P0307 (7 cyl miss fire), P0308 (8 cyl miss fire).
1991 Nissan 240SX 2.4L water pump, fan clutch, thermostat, radiator VIN: JN1MS36P5M
Everyone said bad fan clutch, blown head gasket, reversed heater hoses or bad fan shroud. I installed a new fan clutch and it helped a tiny bit, reversing heater hoses had no effect, fan shroud is good, pressure tested system with plugs out over the weekend, n...
1997 Pontiac Grand Prix GT 3.8L wet carpet VIN: 1G2WP52K8V
Thanks to the [...] who responded to my post. Many sugested about the areas around the cowl at the base of the windsheild, resealing the windsheild,a seal at the fresh air blend door that is prone to leaking.Another mentioned a rain rail that may be missin...
1992 Volvo 940 GL 2.3L Antitheft sys VIN: YV1J58826N
Hi guys Iwant to thank the guys that helped. the Volve that iam working on did have Volve guard sys on it and it was dealer installed.There is very little info on this sys and there is no way to disarm the sys with out the remote that I could find.The problem ...
2000 Volvo S80 T6 2.8L MIL Lamp on VIN: YV1TS90D2Y
The three replies I received indicated that indeed the O2 sensors are prone to failure. I tried to get scanner data on the upstream sensors but was unable to do so. In one mode all i got was B1 S1 present B1 S2 present B1 S3 absent... and so on. In the other m... Trouble codes: P0154 (Bank 2 Sensor 1 no activity).
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