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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 31, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
1995 Buick LeSabre Custom 3.8L Hesitation, MIL Lamp on VIN: 1G4HP52L8S
I have this LeSabre that is causing me a real headache. The problem occurs completely intermittently and seems to have no common factors that cause it to happen. What happens is during accelleration it hesitates. Now to me it feels like a plugged converter, th... Trouble codes: P0401, P1406
1996 Buick Riviera 3.8L Stall, MIL Lamp on VIN: 1G46D22KXT
goodafternoon guts and gals ive got this buick with camsensor code in it clear code and returns cust states vech stall intermiten we have been driving vech and stalled 1 time and light came back on same code po341 replaced cam sensor and crank sensor from gm a... Trouble codes: P0341
1994 Chevrolet Corvette 5.7L No Start VIN: 1G1YY22P1R
I got this car from a transmission shop. There customer said the transmission would not upshift. It was towed to there shop. They got it to start drove it one block and trans did not up shift. Engine flooded out for them barly getting it back to there shop. Th... Trouble codes: 16 (low resolution pulse failure), 42 (EST grounded), 41 (EST open)
1996 Chevrolet S10 4.3L No Start VIN: 1GCCS19X4T
customer in for intake gaskets performed repair and now vehicle is a no start... vehicle ran well before repair. I have changed full distributor, coil and module... fuel pressure is fine.. has spark.. will not start with starting fluid either... at wits end sp...
1997 Chevrolet Express 2500 5.7L No Start VIN: 1GCGG25R4U
i have a van that doesnt send fuel relay voltage to actuate fuel pump.i can jump orange and grey at oil sender,pressure good and holds steady. have bat power at ign coil,no spark. have refrence voltage at map,maf sensor.no comunication to scanner,have battery ...
2002 Chevrolet Venture 3.4L No Start VIN: 1GNDU03E32
HI all I am stumped on this one, I don't have much experience on Passkey III. I'd appreciate any help possible. Customer went to start van after sitting for a couple of days. He found that the battery was totally dead. He tried a battery charger on 100amp boos... Trouble codes: P1626, U1000
2004 Chevrolet Venture LS 3.4L Unknown VIN: 1GNDX03E94
Hello, I have this '04 Venture here that is in great shape. The customer is on top of all the maintenance, and take good care of this van, as it is their only vehicle. Now when you are driving under about 50mph the van is fine, but as soon as you go on the hig...
2005 Chevrolet Silverado 1500 LS 5.3L radio VIN: 1GCEK19B75
alternator noise in radio, rev engine and it gets worse. Had alternator rebuilt and still the same . Changed alt to another and still the same . Remove alt . wire and noise is gone . Vehicle has BOSE system . Cannot sell like this , help !. Mike
2006 Chevrolet Trailblazer LT 5.3L Hesitation, Misfire, MIL Lamp on VIN: 1GNET16MX6
Thanks ahead of time for looking: We preformed a compression check, leak down check, all ok. Did run in compression test on the #1 bank. Cylinder #1 was low and 3, 5 and 7 were fine. Removed cylinder heads and valves. #1 exhaust valve excessive wear. Regrounde... Trouble codes: P0301
2008 Chevrolet HHR LT 2.4L Temperature control actuator VIN: 3GNDA33P68
I replaced the temperature control actuator because the actuator wasn't pulling the temperature all the way cold. I can remove the actuator and manually turn the door to the full cold position and it will freeze you out of the car. I can mess this the temperat...
2008 Chevrolet HHR LT Panel 2.4L No Start VIN: 3GNDA13D78
This car came in running and would not shut off. The lock cylinder would not turn to the off position. We replaced the Ignition lock cylinder. The car started and ran for about 10 seconds and quit, now it does not engage the starter. If I turn the key on and j... Trouble codes: B3055 (b3935-), B3935
2003 Chrysler PT Cruiser GT 2.4L Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 3C8FY78653
The car came in with a check engine light on and a p0344 cmp sensor circuit intermittent and customer complaint that the car wont go above 2500 rpms. We checked it over and replaced the cam sensor still has the same problem. If you shut the car off and restart... Trouble codes: P0344 (Cam sensor)
2001 Dodge Ram 3500 5.9L alternator VIN: 1B7NC33771
This truck came in with the alternator not charging. It had been to the dealer where they put on 3 different alternators and still would not charge. The owner tried a PCM off one of his other trucks same year and everything still would not charge. I can jump 1...
2003 Dodge Neon SE 2.0L cooling fans run continously when engine is on VIN: 1B3ES56C83
PCM codes p0481, fan control relay circuit. When engine is on the pcm is sending ground to cooling fan relay, turning the fans on. All data for, iat, ambient air, coolant temp, battery temp, fuel trim is normal. The pcm is sending the signal to turn on the fan...
2004 Dodge Grand Caravan EX 3.8L Brake Light VIN: 1D4GP24RX4
The caravan has a problem with the brake light coming on when the van is in reverse, on when the cruise control is activated. The brake light will come on when the vehicle is sitting it the bay koeo or koer. It does seem to take a timed delay before it comes o...
2005 Dodge Magnum R/T 5.7L No Start, Poor Idle Quality, Stall VIN: 2D4GV58295
Car came in and wouldn't start (cranks over okay). Spark, injector pulse and fuel pressure are all present. Has codes p1521 and p2172. No evident vacuum leaks. Can start car with WOT but it shakes like not running on all cylinders and will die when it goes to ... Trouble codes: P2172 (High Airflow), P1521 (Incorrect Oil Type)
2005 Dodge Ram 2500 SLT 5.7L Unknown VIN: 3D7KS28C25
This truck came in today with a shifting problem. He stated that he was driving on the freeway and all was good. He came to a stop and went into 1st gear and wouldnt come out and gears 1 and 2 would not light up. When playing with the excel it went into 2nd an...
2008 Dodge Sprinter 3500 3.0L MIL Lamp on VIN: WDOPF14568
Thankyou in advance for taking the time to look at this post. We dont do alot of sprinter repairs. Pretty sure this only needs the Boost Pressure positioner (or actuator?) Our dealers say it comes with the turbo.. I'm hoping someone may know the proper termino... Trouble codes: 2510 (Boost pressure positioner error)
1998 Ford Mustang GT 4.6L Temperature Gauge VIN: 1FAFP42X6W
Car came in with several unrelated brakie issues and the temperature gauge reads full hot. Checked wires from sensor to cluster and couldnt see any issues. Ohmed the temp sensor and started the car and watched the resistance slowly decrease as the engine warme...
1998 Ford Ranger XL 4.0L Misfire, MIL Lamp on VIN: 1FTYR14X8W
I was posting to see if any other techs out there have seen this problem on Ford Ranger and I have also had it occur on Ford Explorer both with 4.0L engine. It will misfire and turn on the check engine light. I replace the plug on the cylinder it is showing (i... Trouble codes: P0304
2005 Ford Freestar S 3.9L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 2FMZA50675
This vehicle was towed in, stalled on the road, would not restart. Checked for codes and found none, checked for the obvious and found no fuel pressure. Disconnected harness at pump, used power probe to power it up, and got no response from the pump. Checked f... Trouble codes: P0191 (Fuel Rail Pressure Sensor Circuit Performance)
2006 Ford Five Hundred SE 3.0L Mechanical VIN: 1FAHP24156
Customer returned with a/c not colling compressor was leaking and repalced compressor again and expansion valve and pressures will only go about 150 on the high side and 70 on the low at 800 rpms at 1500 rpms high side is 200 and low side is about 50 freon lev...
2007 Ford Freestyle SEL 3.0L Unknown VIN: 1FMZK02187
i think i got a compressor problem,i only got 24 oz of freon in it ,calls for 2lb 6oz,came in with condensor smashed,replaced it,now the low side is 75 at idle,high side is 200,no cool air,2000 rpm ,low side 55, high side 260,gets cold,this is the problem it h...
2008 Ford F-350 Super Duty XL 6.4L No Start VIN: 1FTWW31RX8
This one came in on the hook. Died going up hill with low fuel level in the tank. Customer got it started once more to get it off road and it will not restart. We scanned codes and found P0087 and P0088. Tested primary fuel pressure and found 7 psi. at fuel co... Trouble codes: P0087 (Fuel rail/system pressure - to low), P0088 (Fuel rail/system pressure - to high), V0073 (Control module communication bus off), V010 (Lost communication with TCM)
2002 GMC Sierra 2500 HD 6.6L exhaust VIN: 1GTHK29192
Smokes white at idle and after idling a few minutes, when engine throttled up it billows a huge cloud of white smoke. This truck belongs to a friend, I specialize in German cars, trying to help him out on this. He had truck back to GM dealer and they want to s...
2001 Honda Accord LX 2.3L Cold Shift VIN: 1HGCG665X1
I have a 2001 Honda Accord with a BAXA transmisson.Trans came in from another shop, that they bought to resell. When first Open Unit up, everything looked good.Called other garage,they said it has some kind of shift problem.When Car is cold , or.. first start ...
2002 Honda Accord LX 2.3L Electronic VIN: 1HGCG32452
Group I have a automatic trans problem of the worst kind. I received this car from a family member to repair for their daughter. It was slipping badly so we installed a rebuilt transmission with new converter from one of my good suppliers. Flushed cooler and s...
2003 Honda Element EX 2.4L MIL Lamp on VIN: 5J6YH18553
Help me honda guys , hello everyone, i keep getting code p0011 after about 5 minutes of driving. The oil was changed one day before i got the car (qs 10w30 and stp filter) could that be my problem? the vtc screen was completely clogged up , so i thought i foun... Trouble codes: P0011 (Variable valve timing system malfunction)
2004 Honda Civic LX 1.7L MIL Lamp on VIN: 1HGEM21544
Hello fellow Techs, Some help here would be nice. This honda has a code p0497 and has returned 4 times in the past year 3 of these the past month. The pressure sensor has been replaced twice. The bypass solenoid once. After repairs have been made the vehicle h... Trouble codes: P0497
2008 Honda Civic Si 2.0L No Start VIN: SHHEP33545
hey there have a no start on this civic i just did a head on. Rechecked all grounds i removed I have spark fuel compression cleaned plugs rechecked timing chain dead on wont start tryed with carb spray maybe had bad gas still didnot start. Customer stated had ...
2004 Kia Sedona EX 3.5L No Start, Stall, MIL Lamp on VIN: KNDUP13154
Hello, I thought I had a slam dunk on this one. The van always ran fine for me, but the customer stated that if they drove it for a while and really warmed it up, the van would not restart after shutting it off. If you let the van sit and cool down, it would r... Trouble codes: P0335 (Crankshaft sensor A circuit)
2000 Lexus RX300 3.0L trans solenoids VIN: JT6GF10U7Y
From used car dealer. He bought it from individual who told him it had IAC problem code p0505 and someone had told him it needed a ECM. We checked it and thought IAC was bad. Found in IATN archive where these are a problem. Some had gone thru 3 or 4 from deale...
1982 Mercedes-Benz 380SL 3.8L Poor Idle Quality, Surge VIN: WDBBA45A4C
well I am not familar with the CIS fuel system and i am not finding any info that would help me figure this out. when I start the car after sitting for a while the idle bounces around. I smoke checked the intake and the vacuum lines and didnt find any vacuum l...
1999 Mercedes-Benz E55 AMG 5.5L MIL Lamp on VIN: WBDJF74H6X
vehicle has had all tune up parts replaced problem was after passing gear was applied vehicle goes into limphome mode codes come up random multiple miss fire, i can clear codes vehicle runs great untill you hit full throttle then same problem occurs, no codes ...
1985 Nissan 300ZX Turbo 3.0L Unknown VIN: JNICZ14S1F
This was brought to me by a trans shop-I do electrical--seems all was well until customer replaced power switch-he used a generic one with no light and the wiring is different-and he replaced the engine. Now when power mode is off shifts erracticaly. Can NOT f...
1997 Nissan Quest GXE 3.0L Hesitation, Slow acceleration VIN: 4N2DN1112V
Changed MAF, plug wires rotor and cap, Checked spark plugs. Inspected catalytic converters and removed ox sensors no differance. idles smooth but slow acceleration. Checked fuel pressure ok. seems to lack power when you punch it. no codes? Drove car with rear ...
2004 Nissan Sentra 1.8L No Start, Cuts out, Stall, MIL Lamp on VIN: 3N1CB51D34
we have tested variouse sensors relays and routed wires looks all good car starts then cuts out fuel pressure is unknown do not see schrader valve or hook up any help would be great Trouble codes: P4410
2005 Other Asian xb .0L compressor VIN: JTKLT334X5
Vehicle will not circulate freon. No leaks, everything works from the drivers seat, every once in a while when driving the ac comes on properly and it will quit when vehicle is restarted. When it works, all is well but it only works if driving intermittent
2006 Porsche Cayenne S 4.5L 1-2 shift VIN: WP1AB29P56
vehicle is sluggish taking off from a stop, seems to start off in second gear. looking at the instrument cluster shift lever stays in D2. Modules have two codes one for selector lever no communication and a p1315 for tiptronic control manual. I also did a manu...
1993 Toyota Camry XLE 3.0L Camshaft VIN: 4T1VK13E3P
Please see above repairs as I typed this in the wrong place. Dual overhead cam, need to know if Mitchell is wrong and rear cam gears in center are supposed to be lined up 2 dots to 2 dots, Tech tip says yes and that mitchell is wrong (They picture one dot to t...
2003 Toyota Tundra 3.4L Shifter VIN: 5TBBN44163
Hi Folks: This Tundra was driven it by the owner. The shifter cable (automatic) broke right at the transmission. He was able to start it and block the wheels, and crawl under and shift into drive. (sounds dangerous!). We installed a new Toyota cable without to...
1990 Volkswagen Jetta GL 1.8L Master Cylinder, Brake booster VIN: WVWRA21G4L
im stumped on this one so im calling out for help. Vehicle came in with no brake pedal it was going all the way to the floor, installed a New TRW master cylinder from worldpac part #357 611 019B (suppose to be oem), after bleeding system found vehicle to have ...
2001 Volkswagen Beetle GLS 2.0L Stall, Restarts right away VIN: 3VWCK21C71
We have this beetle that will stall while driving after 2 to 20 miles and restarts right away, feels like your running out of gas, we installed new fuel pump, fuel filter and fuel pump relay, when the car stalled we saw spark and fuel pulse missing, we hooked ...
2006 Volkswagen Jetta TDI 1.9L Excessive Emissions, No Start, Poor Idle Quality, low power VIN: 3VWST71K06
OK, here we go, we've got this 06 PD TDI Jetta here, customer complains it stalls out while driving and is hard to start when it does. another shop had it for a few months and couldnt figure it out, so it came to us. verified hard to start, pulled it in to sho... Trouble codes: P2015, P0102, P0341, P3008, P2185
2006 Volkswagen Jetta 2.5 2.5L cluster VIN: 3VWPG71K96
Hi Guys, a customer brought in a 06 Jetta with Intermittent complete power loss. Driving along the entire dash display goes dead and the engine stops. Wait 5 or 10 minutes and the car will start ,Cluster has been removed and the contacts and wiring have been i...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1998 Audi A6 Quattro 2.8L Charging VIN: WAUJA84A5W
Thanks for all the good help. I was all set to replace the alternator, if indicated, after testing. What threw me was that it would charge briefly, then quit. I don't work on much of this eurocrap, so I was a little hesitant to about spending the time to repla...
1998 Buick Park Avenue 3.8L No Start VIN: 1G4CW52K5W
Thank you everyone for your advice on this one. A few of your were right about the intake leaking antifreeze. We unbolted the exhaust and found antifreeze coming out of the exhaust slightly, so we pressure tested it and found an internal leaking in intake m...
1998 Buick Regal LS 3.8L Cuts out, Poor Fuel Economy VIN: 2G4WB52KXW
Thanks everyone for all your input. The cust's main focus was keeping the car from intermittently cutting off. While in the shop it died. I feel very confident this was resolved w/a new fuel pump relay. I explained impact & effects of the MAF not working. A...
2002 Buick Rendezvous CXL 3.4L driveline VIN: 3G5DB03E02
well as almost every one suggested its coming from the torque tube mount , i took it off and cleaned it as per the service bulleten but it didnt make any difference , only GM. could be dumb enough to mount this to a tin crossmember and the floor pan!! ,just li...
1995 Chevrolet K1500 Suburban LT 5.7L temprature VIN: 1GNFK16K6S
thanks to all the replies.after some hair pulling i removed the new blower motor that was installed and bench tested.to my frustration i found the blower motor was wound backwards.installed replacment and works great now. always the dumb stuff thanks again
2002 Chevrolet S10 4.3L Misfire VIN: 1GCCS19W82
sorry for the long delay. I have figured out the problem. It was a manufacture defect. the cam was eating up the distributor gear there for the misfire reading on #3 #6. I was able to make it stop misfiring when I moved the distributor back n forth. I hope thi... Trouble codes: P0300 (Misfire random).
2004 Chevrolet Silverado 2500 6.0L Accessories VIN: 1GCHK231X4
veh.with gages pegged was replaced with one from wreaking yard and seems ok now.
2004 Chevrolet Avalanche 1500 5.3L 4 Wheel Abs VIN: 3GNEK12T54
The master cylinder was replaced.It has been driven for awhile and no failures occured. This fixed vehicle. The ABS was not activating. Thanks to all that replied.
2006 Chevrolet Cobalt LS 2.2L main bearing bolts VIN: 1G1AL58F46
Thanks for all the replies guys. Going off the first couple responces, I reused the bolts. Everything went together fine and the car ran good. Checking it today for leaks after a trip to Deleware, so we'll see how I did. Thanks again!
2006 Chevrolet Cobalt LS 2.2L Air Bag VIN: 1G1AK55F46
it took some time but we finally got this one figured out. it did require a Tech 2 to get the SDM programmed. thanks to all those who helped with advise on this vehicle.
2008 Chevrolet Silverado 1500 WT 4.3L Misfire, MIL Lamp on VIN: 1GCEK14X28
Well got this one fixed but it was not the fuel pump. After being convinced that the fuel pump was the culprit and armed with replies on here,I bit the bullet and put a new Delphi fuel pump module in it, I'm sorry to say that it did not change a thing. Still ... Trouble codes: P0300.
2002 Dodge Sprinter 2.7L Excessive Emissions, Poor Idle Quality, Misfire VIN: WD5WD24172
I was able to see the MAF sensor read out and it was 14g/s. The spec is around 22g/s so we thought that was giving bad info but we did another test where we stuck clear tubing on each injector return line and cracked the engine for 20 seconds. We noticed that ...
2004 Ford F-150 FX4 5.4L MIL Lamp on VIN: 1FTPX14504
The oil pressure was insufficient to properly operate the phasers. The engine was removed, vated, and rebuilt. The oil passages were brushed and a new pump was installed. It worked properly when reassembled. Thanks to all. Trouble codes: P0012 (Bank 1 over retarded), P0340 (Bank 1 CPS malfunction), P0345 (Bank 2 CPS malfunction).
2006 Ford F-350 Super Duty XL 5.4L Hesitation, Cuts out VIN: 1FTSX31L54
Well this truck appears to be fixed. This had 2 problems red brake lite on dash caused by bad ignition switch , don't know why, I feel an ignition feed was intermitant to a brake switch or some part of regular brake system, probably cleared its own codes when ...
1991 Honda Civic DX 1.5L ? Ecu VIN: 2HGED6350M
I will close this request with thanks to everyone who replied. After ruling out a) fuel pump: the pressure was 38 lbs/in2 right on target b) computer failure: it worked normally c) distributor problems: a timing [...] confirmed a spark to every cylinder, I fin...
2003 Jeep Grand Cherokee Limited 4.7L Trans Slips VIN: 1J8GX58J33
Thanks for the helpful suggestions. The fix was a TCM reflash. Once the module was reflashed I took it for a test drive, all symtoms were gone.
2008 Land Rover Range Rover Sport Supercharged 4.2L Misfire, MIL Lamp on VIN: SALSH23418
What fixed this vehicle was a reflash for the P0172/P0175. We reflashed the ECM with a download from Autologic and drove vehicle for several days to confirm a fix. No more misfires during a cold startup or after a cooldown period. I did not do a smoke test bec... Trouble codes: P0307 (Cylinder 7 [...] on Bank 1), P0316 (Misfire detected during startup), P0172 (System too richBank 1).
1999 Lincoln Navigator 5.4L low side charge port VIN: 5LMP428A7X
Thanks to all who replied. It was as you suggested ,buried behind electrical panel on passenger side of vehicle under the hood. Thanks again.
1998 Mazda B2500 SE 2.5L Misfire VIN: 4F4YR12C7W
1995 Mercedes-Benz C220 2.2L No comm VIN: WDBHA22E6S
we replaced the cluster with a reman unit , problem solved ! Thanks for all your help .
2004 Nissan primera 1600CC door locks VIN: SJNBAAP12U
Erol thank you for your interest and help. You were very close,i get started teaching prosedure by turning on and of ignition sw,all others are as you described. (i get information from dealer)
2000 Pontiac Grand Am SE 3.4L Stall VIN: IG2NF1ZE9M
Thanks to all that responded to my post. The car is doing well. (5 days).Turns out that the owner negelected to mention that she bought the car- and found out later that it had been damaged in a flood somewhere in the midwest. The fix was to R&R the MAF, whic... Trouble codes: P0122 (TPS Voltage Low).
2004 Pontiac Grand Prix GT1 3.8L No Start, Stall VIN: 2G2WP52264
Thank you to all of the reccomendations. The car has not acted up since i posted it. I am ready and know what i need to do when the car does decide to act up.
1982 Porsche 924 Turbo 2.0L wire connect VIN: WPOAA0937C
So after a long run around, I found an answer through idnetifix. Turns out this control unit matches up to a 1981 with the wire colors I have. Don't understand it, as the vin, prod. date and emission label all call the car a 1982. Either way here are the pins/...
2002 Porsche 911 Carrera 3.6L oil is siping on intermediate shaft " o" ring
1999 Subaru Legacy Outback 2.5L Poor Idle Quality VIN: 4S3BG6850X
When going about trying to diagnose a driveability problem I always try to develop a plan as to how to find the problem. In this instance, I feel like I used more of a shotgun approach. Here’s a list of what I checked and a summary of the results. Cleaned ...
2003 Toyota Matrix 1.8L timing chain tensioner VIN: 2T1KR32E63
Had to beat and pry tensioner out. Seems it was broke and was wedged in the hole. Was afraid of breaking cover, but took time and it finally came out.
2004 Toyota Sienna XLE 3.3L suspension VIN: 5TDZA22C04
customer has not yet returned, guess the noise dosen't bother them. the noise they origenaly came in for was fixed, but i wanted to fix all the noises. replies i got talked about the struts, engine cradle bolts ,sway barlinks and the wheel bearing and hub. all...
1997 Volkswagen EuroVan Camper 2.8L fuel injector VIN: WV2EH8703V
thanks guys pulled intake manifold off and was able to access injectors. Not a whole lot of fun. Just glad to get this thing going.
2005 Volkswagen Touareg 4.2L Electric Windows VIN: WVGZM77L55
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