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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 30, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1999 BMW 740iL 4.4L engine VIN: WBAGH62020
Hey BMW Tech's this vehicle is actually a 735il not a 740 as listed. this vehicle has a dry bearing noise coming from the engine oil pump area. It only happens when the vehicle has warmed up and there is no loss of engine oil pressure. When it first came in I ...
1991 Buick LeSabre 3.8L Misfire
HI fellow techs. This Buick is killing me. It has a constant misfire. I checked for spard and no spark on 3/6 coil. I checked for resistance in the coils. It matches all other coils. So like everybody would do, I replaced the c3i module. It was a junk yard par...
2001 Chevrolet Silverado 1500 5.3L Stall VIN: 2GCEC19T61
hello fellow technicians, this truck has throttle by wire system. it seems to drive ok, but has no idle speed control. acts like at base idle all the time. checked for codes and none. reflashed pcm and did not help. checked tsbs and none found. alldata says th...
1988 Dodge Caravan LE 3.0L No Start, Stall VIN: 2B4FK5130J
This vehicle runs great most of the time day or night, summer or winter, cold start or fully warmed up. But the problem is every so often the engine will stall and after 15 to 45 minutes the vehicle will start and run fine again.These episodes are spaced out f...
2001 Dodge Ram 2500 Van 5.2L Hesitation, Cuts out, Stall, Misfire VIN: 2B4JB25Y41
This van backfires under half throttle or more but only when snapped . You can gradually increase RPMs and it will run up to the governor. LTFT -50 STFT -15 I dont understand why it didn't trip a code for fuel trim readings. I checked for oil in the intake, do...
2001 Dodge Dakota R/T 5.9L pings VIN: 1B7HL38Z12
Posting this for the shop down the street. This is a commuter truck. It likes to ping on the highway. My friend states that it burns no oil, has good compression, has been serviced including base timing, has been purged & decarbonized two different ways, the ...
1996 Ford Taurus SHO 3.4L Poor Idle Quality, Surge VIN: 1FAFP54N1W
gentelmen need your assitance with this 96 ford sho 3.4 v8,after it warms up at idle it will intermittly surge and it will do it at a cruz,if you apply more throttle it goes away.almost feels like a misfire,but all ignition parts check out good and replaced 02... Trouble codes: 1397 (bank 1 rich)
1997 Ford F-150 4.6L MIL Lamp on
Hi folks, I need HELP. this truck is at it's maxim fuel trim +35% and scaner some times say's error on fuel trim. Is setting P0171 & P0174 sys. lean codes. I have cleand and inspected MAF sensor looks good an reads good. o2's are switching/crosing center ok li... Trouble codes: P0171 (System lean Bank 1), P0174 (System lean bank 2)
2001 Honda Accord EX 2.3L belt VIN: 1HGCG65821
This vehicle has a very itermittent belt squeal. Customer has experienced twice in last 30k miles and I heard it once. Seems to happen in any type of weather. The only thing that I see is a very minimal amount of seepage from ac compressor, other than that all...
2003 Honda Accord EX 3.0L See discription VIN: 1HGCM66543
This car is one of thr tech i work with so here goes Ignition on car not running everything works normal. Ignition on car running the following happens. No high beams No turn signals No Door indicators No wipers No washers No temp guage /outside No a/c comper...
1997 Jeep Cherokee Sport 4.0L shifting VIN: 1JKEUXDNDY
This is an AW-4 trans. At times, when driving (hwy. speeds) and light accel, the trans seems to shift up and down. It almost feels like a skip but you can tell it is in the trans. The tach will jump up but the trans doesn't slip. I have already replaced the sp...
1999 Lincoln Town Car Executive 4.6L Misfire VIN: 1LNHM81W7X
Hello Lincoln/Ford Techs: I have this town car that originally came in with a cyl 4 missfire.It was caused by antifreeze coming out of the heater hose just above the #4 coil. There was some grime on the coil. Cleaned and monitored the miss recognition. No miss... Trouble codes: P0304 (Cylinder missfire 4)
1996 Mazda 626 DX 2.0L No Start
this car was towed for a timing belt broken i took off the vave cover and its not broken the marks are dead on i have good fuel pressure and spark but this thing will not run for anything i tried to run it on carb cleaner thinking bad fuel but no dice some tim...
2002 Mercedes-Benz S500 5.0L Warning Message VIN: WDBNG75J02
If a MBZ tech could tell me how to clear the low brake pad message from the message display. Can you do it manually or do you need a scan tool? I have a Snapon scanner with the MBZ cartridge, but no info.
1998 Pontiac Bonneville SE 3.8L Radio VIN: 1G2HX52K0W
Is there a repair that a normal shop can make to get the display to light back up on this type radio? Is there a bulb that can be changed? Or is there a possible problem with some other component that can cause only the display to not function?
1996 Saturn SL1 1.9L coolant VIN: 1G8ZH5282T
this is my mothers car. to my knowledge it has never been apart. went to change oil and when i checked coolant i found engine oil in the coolant. the puddle in her garage was small from the oil overflowing the coolant bottle but was very large in my shop so i ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Cadillac Seville STS 4.6L abs & traction control VIN: 1G6KY5499X
Big thanks to all who replied especially:Alan from OK, Phil from MN., and Paul from IN (the fax was real helpful) for the flow chart on the C1255 DTC. Basically it tells you to check the ABS solenoid and ABS fuse then check the 2 power lines going into the mod...
2001 Chevrolet Impala 3.4L temp.gauge VIN: 2G1WF52E31
Hi guys,well the impala appears to be fixed,i had about 6 replies.everthing from low coolant,stuck open t-stat to a possible location for a temp.sensor.what the tech.did;t tell me was that both the cooling fans were running all the time i assumed that the engi...
1988 Dodge Dynasty 3.0L No Start, Poor Idle Quality, Surge, Cuts out, Stall VIN: 1B3BU4639J
thanks to all who helped. sorry about the delay on the fix. dont know what or how but the car seemed to fix itself??? i swear the car is possesed.
1996 Dodge Neon High Line 2.0L no spark VIN: 1B3ES47C2T
To all the peaple who thought it might be the pin shearing off on the crank you were right and I was wondering about this but didn't want to have to get back into it if I didn't have to but in any case and with the luck of any mechanic I had to do just that. T...
1997 Dodge Ram 2500 5.9L LF wheel VIN: 3B7KF23D3V
Unfortunately the customer hasn't had a chance to bring the truck back in due to his travel schedule and distance from our shop. As soon as I get the chance to check it out I will post that info. Most of the replies seemed to center on the track rod and the st...
1999 Dodge Stratus 2.4L No Start, Hesitation VIN: 1B3EJ46X3X
thanks everyone for the responces the problem was a faulty wireit was arching int head/valvecover thanks for all the help
1989 Ford Tempo GL 2.3L All VIN: 1FAPP36X5K
After three reman master cylinders, I went with a new master cylinder. That fixed the problem. After the new master cylinder was installed, we took Pat C.'s advice and bled it on the car using the car's booster (Brake lines were not hooked up at this point). T...
1995 Ford Contour GL 2.5L speedometer VIN: 3FALP65L5S
Sorry for the delay on the fix. But after many hours of tracing wires the vechile is finally fixed. Special thanks to tony for sending me the wiring diagrams. I'm not sure what the fix was though all wires from sensor to computer were good and ground wires wer...
2000 Ford E-450 Econoline Super Duty Custom 6.8L Wiring Diagrams VIN: 1FDXE45S4Y
I was really surprised at the info that I was able to receive. Kudos go out to Leroy in California. He faxed me a set of diagrams from the manufacturer. THanks for the replies
2002 Ford F-250 Super Duty Lariat 5.4L out put speed sensor VIN: 1FTNX21L82
Checked out harness like phillip had recommended and found a worn through wire. Thanks for the help everyone.
1992 GMC K3500 Sierra SLE 7.4L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 2GTHK39N9N
Thanks for all of the replies, After checking all it appears that it had 2 problems. 1st as told to us the vacuum line to the map sensor from the throttle body was clogged. After cleaning out it ran better but still not perfect. We were lucky enough to have an... Trouble codes: 43 (esc).
1989 Honda Accord LX 2.0L carb VIN: JHMCA5630K
there were several problems with the car the front advance dia was not holding replaced ,the base plate was leaking i also noticed that there was alot of turblance in the flot bowl and it was going low on hard accel so i overhauled the carb as well it wasnt fu...
1999 Jeep Wrangler Sport 4.0L MIL Lamp on VIN: 1J4FY19S6X
Clockspring was the correct diagnosis. I would have never thought this would be the problem, but after unplugging it and retest found that was the correct solution. Thanks a million! Trouble codes: P0123, P1596 (Speed Control Switch Always High).
2000 Lincoln LS 3.0L Battery Light on I.P. VIN: 1LNHM86S1Y
Well I want to thank everybody that tried to help me out on this one. I took Bill from Ohio's advice and replaced the voltage regulator. Thought the problem was fixed, for two day's after I kept starting and checking.It was charging at 14.2 volts and no batter...
1999 Mercedes-Benz A170cdi 1700CC No Start, Poor Idle Quality, Hesitation, Cuts out VIN: WDB1680061
Basically this car was a total timewaist and from now on I will stick to what I know best - VW. Back to the car - I have changed the solenoid for rail pressure - no result. Changed boost pressure control valve - at least the turbo works properly now. Substitut... Trouble codes: P0207, H0201, P0205, P1470.
2001 Nissan Xterra SE 3.3L Surge VIN: 5N1ED28Y81
After my original post, the cluster had a period of high failure and I found that I could affect the operation by tapping it on the lower right corner. I did also experience the perfomance complaint once and it felt like overspeed protection strategy. Armed wi... Trouble codes: P0325 (Pending code- Knock Sensor Circuit).
1996 Pontiac Grand Am SE 3.1L No Start VIN: 1G2NE52MXT
OK. . .guys and gals, at LONG last, this one is licked. MANY MANY thanks to all those who helped with this one. . .no matter how little or how much you took the time to offer. ALL replies are deeply appreciated (names of those who replied are noted at the end ...
1997 Pontiac Bonneville SE 3.8L No Start VIN: 1G2HX52K5V
i got another used ecm and that did the trick its been running good since. thanks for all those who replied
2000 Saturn LS1 2.2L clutch pedel VIN: 1G8JT52F2Y
Hey guys thanks for all the input . Slave and master cylinder is in the scheduling stages now But Customer could not give up car right at this time. So we will be doing job at a later Date ! Thanks again
2001 Volkswagen Cabrio GL 2.0L Poor Fuel Economy VIN: 3VWBC21V31
well i got a lot of useful information for this vehicle and found out that the is not going to get much better mileage than it is getting at 22 mpg customer is a little disappointed the dealer selling the vehicle told him a little different i replaced plugs as...
2003 Volkswagen Passat GLS 1.8L Trans shifter VIN: WVWPD63BX3
many thanks to all especially Ron,Alex,David,Joe Mark and John for taking time to respond to me and to all the other people that did but didn't leave a name or return address thank-you.Everybody suggested the brake light switch and/or transpoder also a bad bul...
1994 Volvo 850 Turbo 2.3L MIL Lamp on VIN: YV1LS5711R
One of our 2 problem 850s returned for an evening of messing. It's now been out for 8 days without further trouble. We eliminated the body side connectors by soldering the 4 wires and heat shrinking the connections. We carefully removed both knock sensors, cle... Trouble codes: 143.
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