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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 3, 2007
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Audi A6 3.0L Camshaft VIN: WAULT64B03
We recently replaced the passenger side exhaust camshaft, all the lifters and installed a timing belt etc. The vehicle has driven about 100 miles since and has started kicking check engine lights- misfire codes for cyls 1, 2 & 3 and cam sensor codes. When is k...
1993 BMW 318i 1.8L Poor Idle Quality
Hello bm guru This 318 is giving me headache No idle or you have to help it and then it will be ok. it start with a bad idle valve, that was stuck. changed it for a known good used one. no change. Than i take fuel pressure, to find fuel regulator defect. chang...
1995 BMW 740i 4.0L keyless entry VIN: WBAGF6328S
This electronic joy is eating our time. Customer compalaint is: "I need to be almost on top of the car for the remote to unlock the door" The remote will not work from 3 feet away. All remote and door lock features work fine. We have reprogramed the keys, inst...
1995 Chevrolet Camaro 3.8L Electronic VIN: VNBH001254
p1870 tcc solenoid problem can some body help me tcc solenoid ground all time???
1995 Chevrolet Cavalier 2.2L No Start VIN: 1GM1234567
Posting for a friend that I'm trying to help out. Pulled engine and trans from a 2000 Cavalier and put in this car. Engine fires right up, runs about 2 seconds and dies. No injector pulse. I think there is a security issue. ECM was changed with engine. Questio...
2000 Chevrolet Express 3500 5.7L Misfire VIN: 1GHC39R3Y1
Alright guys, this van has a misfire on cylinders 2,4,8 at idle. Above idle it runs fine. I was thinking vacuum leak or fuel leakege so i was about to take the intake off but i was thinking I would get a second opinion first. It also runs rough cold than hot. ... Trouble codes: P0141, P0171, P0175
2001 Chevrolet Blazer LS 4.3L MIL Lamp on VIN: 1GCNT18W51
scan computer found code p0463. fuel gauge fluxates and go to empty. clear code comes back on. check fuel level sensor tested good. test wiring from pcm to fuel level sensor tested good. pid data fuel level constante 5 volts. fuel remaing in tank is constante ... Trouble codes: P0463 (fuel level sensor high 5 volts)
2004 Chevrolet Silverado 2500 HD 6.6L Poor Idle Quality, Surge VIN: 1GCHK292X4
this truck was brought in for surge at idle which ive figured out was the fuel reg .but this truck has a very bad oil leak at the inter cooler hose all hoses have oil in them .is there any command thing that causes this ive checked the pcv system it checed o.k...
2003 Chrysler Town & Country LXi 3.8L theft system VIN: 2C8GP54LO3
This vehicle came in with a no crank no spin situation with the sucurity light on steady
1998 Dodge Grand Caravan SE 3.3L No Start VIN: 1B4GP44R8W
I'm hoping someone can help me out of a jam. While I was away at a seminar we had this Grand Caravan come in because the instrument cluster was totally inoperable. One of my techs diagnosed it as a BCM problem and installed a used one with matching numbers. If...
2000 Dodge Ram 3500 Van 5.9L Excessive Emissions, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: 1JZ2R41234
when its cold (below 70) it smoke runs bad stalls in any gear , you have to floor it and it still smokes,. once the engine's coolant sensor hit about 110 everything fades and runs smooth. no check lite. plugs are champs wires about 4k , cap and rotor fine cool...
2002 Dodge Caravan SE 3.3L output speed VIN: 2B4G944R62
Here is whats happened with this one customer brought us the car when another shop failed to fix the problem. drove van at first with no problems a bit later in the test drive I noticed the speedo dropping out and with that the trany began to feel like it was ...
2002 Dodge Neon ES 2.0L converter? VIN: 1C3ES46C42
hi fellow techs, I have 02 neon, she was driving along on highway speed 100km/h, then she heard a loud bang, then vehicle suddenly slowed down, she was able to park on the side of the road safely, she called the tow truck, & dropped the vehicle here, when i go...
2004 Dodge Grand Caravan SE 3.3L odometer VIN: 1D4GP24RX4
customer drives about 80kms and odometer reads 4500kms. Customer has stopped using it as dealer will not honour warranty as they think he is driving too much. He has not used it very much at all. Odometer reads way over actual. Has also had other very odd elec...
1994 Ford Explorer Eddie Bauer 4.0L Excessive Emissions, MIL Lamp on VIN: 1FMDU34X8R
Hi Guys this Ford is not being very nice. The vehicle came in running rough and very rich. the MAF sensor was stuck on 0.01 volts tapped on it. It jumped to 2 something volts. I replaced the MAF works noral now. The check engine light comes on after the vehicl... Trouble codes: 335 (EGR Valve Position Pressure), 565 (Canister Puger Failure), 332 (Insuffient EGR Flow)
1996 Ford Contour GL 2.0L No Start VIN: 1FALP6530T
this car was towed in with no start no crank symptoms. battery 12.56v, test at fuse box found around 4-5 v. i found the wire harness from battery to fuse block corroded and falling apart. i replaced the wire harness from battery to fuse block and now i have 12...
2002 Honda Accord SE 2.3L Cooling Systems VIN: 1HGCG32062
My customer complained overheat and no heat. It has P0117 code (engine coolant temperature circuit low input). I found a big hole at the top of the radiator, just at the inlet of the radiator. It looks like melted. My plan is replacing the radiator, the cap, a...
2002 Isuzu Rodeo S 2.2L No Power VIN: 4S2CK58D82
Hi all and thanks in advance. This Rodeo has little power. It originally came in for no power and overheating. The head gasket was leaking, and the customer was going to let his friend repair. So I looking at it now with the overheating problem taken care of,... Trouble codes: P0341
1991 Jaguar XJ6 4.0L radio VIN: SAJFY1748M
1991 jaguar xj6 RADIO couldn't turn ON? JAGUAR RADIO MODEL NO. AJ9100W PART NO. DBC6434 SERIAL NO. [...] the radio couldn't turn its power on by the switch, the security indicator keeps flash all the time no matter the switch is "ON" or "OFF". the fuse C1...
1997 Jeep Grand Cherokee Limited 5.2L abs & check engine lights VIN: 1J4GZ78Y7V
The a.b.s & check engine lights do not come on when the key is first turned on. I put new bulbs in for both, in the instrument panel,still id not help. I also scanned for codes. The only code is for the a.b.s. Code 31,power supply circuit fault. I can watch th...
1995 Lincoln Continental Diamond Anniversary 4.6L No Start VIN: 1LNLM97VXS
This is a long story and I'm not sure how to make it short. This vehicle belonged to an employee. Sept. last year he was using it to deliver pizzas. A rain storm 1 night found him and the car in water up to "the middle of the front bumper" (top of the tag). En...
1999 Lincoln Town Car Signature 4.6L Surge, Misfire VIN: 1LNHM82W4X
hi group, I have long hair but not for long if I don't fix this car. Sorry for the long post, but there's lots of data here, and It reflects that I've had the car about a week. I got this town car from a transmission shop down the street that I do troubleshoo...
1999 Mazda Protege DX 1.6L Charging VIN: JM1BJ222XX
Charging system behaves normally until a load present. i.e. when the a/c compressor cycles on the engine will stumble and the charging system voltage will drop from 14.3v to 12.5v, then it will quickly go back up to 14.3v, then back down and back up. You can s...
2001 Mazda 626 LX 2.5L No Start VIN: 1YVGF22D3Y
cust said died while driving and cranks no start. Said that intermitatly die at 1/4 of a tank and hour or more would start up. Cranked strong had good spark, no fuel, jumped relay no fuel, pulled connecter at pump good power. put in a pump, old pumps sock filt... Trouble codes: 400 (egr)
2005 Mercedes-Benz C55 AMG 5.5L level inspection VIN: WDBRF76J95
MBZ techs I have a 2005 c55 trans pan gasket been leaking,fluid has dark brown color (need to know if it is normal)and steps to fill trans fluid I have part number for 5 spped this vehicle is AMG [...] thankyou for your time.
2006 Nissan Titan SE 5.6L cab and bed
Howdy there everyone. What I have here is a 2006 Nissan Titan Quad Cab 2 wheel drive pickup. It was recently involved in a rear end collision where the rear of frame was pushed/buckled in 8 inches. Allstate did their estimating and since the body shop is swamp...
1985 Renault Sportwagon 2.2L Cuts out, Stall, Starts on cold start
Renault engine in Winnebago Phaser Camper 2.2. LU Jetronic Bosch fuel system. Does anyone know what the value of the tach signal should be to D1 of diagnostic connector at Port 1? Is it a pulse signal? Voltage signal? This vehicle starts on cold start injector...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A4 Quattro 2.8L radio VIN: WAUDH68D61
Thanks to all who responded. Mark from California went above and beyond the call of duty and saved the day (and my customer a $1000)! We spoke on the phone and he clued me in on the problem I was having with the climate control head. Apparently, due to the loc...
2003 Buick Regal LS 3.8L odometer VIN: 2G4WB55K53
Thanks again to Kevin, Charles, Mark,Patrick and Ian. A new cluster and allis happy.. customer and our shop. IATN rocks
2000 Chevrolet S10 4.3L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1GCCT19WXY
The problem with the vehicle is not yet fixed, I received a number of replies which I greatly appreciate. A lot of the replies refered to the fuel trim or fuel PSI being the problem. We replaced the fuel pump and customer states vehicle performed properly for ... Trouble codes: P0171.
2001 Chevrolet Impala 3.4L MIL Lamp on VIN: 2G1WF55E01
pcm was defective. replaced and all is well. thanks for the help. Trouble codes: P0141.
1996 Dodge Ram 2500 5.9L Poor Idle Quality, start stall VIN: 3BR6D54F6T
thanks to everybody that read this post and extra thanks to the 8 techs that replied. i thought the boot on the fuel cut-off solenoid was just torn but it had turned into a sticks goo and was stuck all over the plunger in the cut-off solenoid. this plunger is ...
2004 Ford F-350 Super Duty XL 5.4L Running lights VIN: 1FDWF36L34
Turned out that the Trailer towing light package fuse was causing a problem. Truck did not have that nor did it have a daytimer running lite module (resistor)so why are there fuses in there places?. Real crazy wiring problem, but it is now fixed. Thanks for...
2005 Ford F-150 XL 4.2L Hesitation, Cuts out
First I would like to thank Chris,Javier,Ray,Robert and Steven for taking the time to reply.As I said in my post, I was never able to get the vehicle to act up when I had it.After talking to the customer and telling him that I thought the fuel pump was at fau... Trouble codes: 171 (Lean 02 Bank 1), 174 (Lean 02 Bank 2), 191 (Fuel Rail Pressure out of range).
1998 Jeep Grand Cherokee TSi 4.0L Poor Idle Quality, Hesitation VIN: IJ4GZ58S1W
Checked for air leaks, none found. Vacuum gauge tested, 19" HG at idle, no fluctuation, normal response to throttle opening, increased RPM to 3000, vacuum increased showing no exhaust restriction present. Checked ECT/IAT/TPS, all within normal specs. Checked O...
1998 Mercedes-Benz E320 4Matic 3.2L no crank/no start VIN: WDBJF82FXW
Four of the five replies thought it was the K40 relay and they were right. We tested for incoming starter signal at K40 relay from EIS and it was there but there was no output from K40 to starter solenoid wire. The K40 relay is inside the big black plastic b...
1988 Pontiac Sunbird SE 2.0L Hesitation, Poor Fuel Economy VIN: 1G2JD11K2J
Hi: Thanks everyone, for your help. I don't have vehicle available at this time, but will install a fuel pump, as one tech mentioned. I believe there may be entrained air in the strainer, causing a fluctuating fuel pressure which is within OEM pump specs....
1989 Pontiac Grand Prix 3.1L heater core
thank you guys for the help. took about 3 hours to do the hardest part was taking off the heater hoses
2000 Pontiac Grand Am SE 2.4L Poor Idle Quality VIN: 1G2NF52TXY
thanx for all the responses guys...i finally fix this vehicle...after i posted this request i right away started working on this car...and for the 3rd time i disconnected the battery , but this time i held the cable together right after i disconnected the batt...
1995 Saturn SL1 1.9L door locks VIN: 1G8ZG5288S
You guys are incredible, and I'm an idiot. I want to personnaly thank Bill [...]. You all hit the nail dead on the head. The problem was a worn drivers door lock cylinder which allows driver...
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