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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 21, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2005 Audi A4 Quattro 2.0L Oil Warning Light VIN: WAUDF78E95
Need Audi help Can not get oil warning light to stay off Car came in with bad rattle in oil pan area Found balance shaft seized in oil pump housing, motor ng. Replaced with used 2006 engine with only 54K. Engine runs fine there is a little lifter noise that I ...
1994 Chevrolet Camaro 3.4L No Start VIN: 2G1FP22S6R
I have this 1994 Camaro that we are swapping in a LT1. Everything is hooked up. All connectors hooked up. The thing basically will not start. about every 20th time you crank it it fires up and runs great until you cut it off to re start. then no start. I'm not... Trouble codes: 82 (Shift Sel. A Circuit), 43 (ESC Module Circuit), 41 (EST Open)
1995 Chevrolet Impala SS 5.7L Starting VIN: 1G1BL52P0S
a customer of mine has had this car a for a little over a year. i had to tow it in becuase it woulnt start. it has two problems. at times when you turn the key off the engine will remain running and it seems like shutting the door makes it die but thats not fo...
1999 Chevrolet S10 LS 2.2L Charging VIN: 1GCCS1942X
i have this s-10 charging system issue. it seems weird how it comes about when it decides to act up. here goes:start the truck cold and drive anywhere,starts normal and charges fine.shut off let it sit for a bit.restart and it cranks long and starts like its l...
2000 Chevrolet Astro 4.3L Cuts out VIN: 1GNDM19WXY
sorry for the length of this post. I have a very severe tip in miss/stumble, seems worse hot, but does it cold but not as much. when the stumble/miss happens the engine run time in the pcm resets to zero. I have sat on all power and grounds to pcm with meter a...
2003 Chevrolet Impala 3.4L compressor VIN: 2G1WF52EX3
there is no power to the compressor at all.also the scanner shows,no a/c command,when the a/c button is push in the dash, the button light up, but a/c does not engage,I checked the pressure switch there is 5 volts, also noticed that fans are not coming on,if I...
2004 Chevrolet Blazer LS 4.3L transmission shift cold VIN: 1GNDT13X84
hey fellow techs need your help on this one as on related history only this time its when the trans is hot it has longer shifts and it will not have 4th gear and when the ses lamp comes on and sets the p1810 the trans shifts prefectly. the scan tool the switch...
2006 Chevrolet Impala LTZ 3.9L Compressor VIN: 2G1WU581X6
Customer has been battling an interm. AC problem. The cooling fans don't cut on when the AC is requested on. I can manually use my Tech 2 to turn them on all speeds with no problems. Swapped relays and no change. The pressures do not change when fans are cut o...
2006 Chevrolet Impala LS 3.5L No Start VIN: 2G1WB55K76
When car first came in it had misfire codes and MAP sensor code. Tune-up was done with a/c delco parts and new MAP. Started car and ran great even on road test. Called customer to pick up. Customer came and drove the car about a mile and it died and would not ...
2004 Chrysler Pacifica 3.5L power seats and pedal controls VIN: 2C8GF68494
Looking for any suggestions on this one. Have a 2004 Pacifica that at times will loose power seat and power pedal control operation,just quite working then will start working again. No codes stored and has been to Crysler dealer with no results. No obvious wir...
2006 Chrysler 300 Touring 3.5L torsion struts VIN: 2C3KA53G36
Typical complaint of rattle in right front.I want to know if anyone has a better way to diagnose tension strut issues.If you apply brakes the noise does go away.I believe its in the torsion struts but I would like to be more confident that this will rectify cu...
2000 Dodge Ram 1500 Laramie 5.2L temperature at vents VIN: 1B7HC16Y6Y
please help,temps cold at panel vents and hot at floor at the same time. from what i can see, mode door operates as designed, blend door operates also as designed, gets hot and cold, but floor stays hot.
2003 Dodge Grand Caravan Sport 3.8L power rear hatch VIN: 2D4GP44L53
Hi fellow techs, need some help on this Grand Caravan. Rear power hatch will not go up or down but can hear motor running. Previously replaced motor assembly and rear hatch and problem was fixed after resetting parameters. Have replaced hatch lock ass. again a...
2005 Dodge Ram 2500 Laramie 5.9L loss of reverse and foward gears VIN: 3D7KS28C35
i have an 05 dodge here giving me the fits. when you start it up and put it in any gear it will move normal for a short time. then it loses foward and revers gears. feels like it is neutral. i noticed that the PRND21 would sometimes flash. sometimes just the R...
1969 Ford Mustang Boss 302 5.0L Mechanical VIN: 9F02H21101
This is accually a 69 mustang mach1. It is supposed to have 4 wheel drum brakes the customer put disc brakes up front. now the brakes do not work the pedal goes to the floor and will not stop. has had a new master cylinder, booster, proporsioner valve. the bra...
1994 Ford E-350 Econoline XL 5.8L Sever pinging under load VIN: 1FBHE31H8R
Open loop fuel system goes completely lean under load and engine pings badly, fine in closed loop. O2 sensor goes flat line during that time, but works fine other times. Customer claims it started after replacing PCM the first time. No internal vacuum leaks. ...
1996 Ford F-250 XL 7.5L clutch VIN: 2FTHF26G3T
Hello All. Customer brought this pickup in for brake repairs and "by the way, if you have time" can you take a look at the clutch for me??? Owner said clutch was replaced a while back with no details about the repair at all. As of now, the clutch pedal is quit...
1997 Ford F-150 Lariat 4.6L C V joint VIN: 1FTDF18W3V
what I need to know is dose this joint come apart or is it like some asian joint,s that don,t . have tryed On demand but they dont have or i could not find anything on CV shaft,s or haft shave,s . any help will be great
1999 Ford F-150 Lariat 5.4L transfer case VIN: 1FTRX18L2X
the truck came in with inop, 4 wheel drive, had a p1838 shift motor circit failure, ck the motor found it to be bad replace it cleared codes still inop, still had p1838,so pulled the drvers seat to ck the wiring and found floor wet, so i pulled the GEM module ...
2000 Ford F-150 Lariat 5.4L Poor Idle Quality VIN: 1FTRX17L7Y
Came in here and it had a very rough idle. We did the items I listed and it idled much better, however it is not as smooth as it should be. It ran the best after we replaced the intake manifold gasket. The short term fuel trim is at 0 and the long term fuel tr...
2001 Ford Explorer Sport Trac 4.0L Poor Idle Quality, Hesitation VIN: 1FMZU77E81
This vehicle was running fine prior to repair, the complaint was a CEL. I found P0171 and confirmed that the intake manifold gasket was leaking. Now, after manifold gasket replacement, the truck now has NO power at all. It idles smoothly, and never feels like ...
2001 Ford Ranger XL 2.3L Surge, Misfire VIN: 1FTYR10D91
Help Ford Techs! This is a second post on this truck- we have since learned a local Ford dealer gave up on diagnosing this issue. the truck will surge and have a slight misfire at about 1200- 1500 rpm at about 30 mph in 3rd gear- no codes and all data looks go...
2003 Ford Explorer XLT 4.0L Timing Chain VIN: 1FMZU73K23
Vehicle presented with misfire and noise - removed valve covers found broken valve spring on intake valve, cylinder #1. Removed head and replaced broken valve spring, all other valves and springs checked. Reinstalled head, retimed cams, started and found anoth...
2006 Ford F-150 XLT 5.4L steering has no assist VIN: 1FTPW14536
Hello everyone ,I have an 06 F150 thats making a fool out of me . Customer shows up here first time with no steering assist at all . Was told elsewhere that his tire pressure was causing his problem . Fluid looked clear and was not burnt . I installed a reman...
2008 Ford Taurus X Limited 3.5L compressor VIN: 1FMDK06W48
I need some help with this one guys. A/C compressor will cut off interm. at idle or while driving. Pressures are fine.(40-45 low. 275 high) it's 90+ degrees here right now but it does it whether it is hot out or not. Radiator fans running and it has no codes. ...
2010 Ford Fusion Hybrid 2.5L throttle control VIN: 3FADP0L33A
Customer came in with a wrench light illuminated on left side of instrument panel,light will come on intermittently,there are no drivability concerns,had read where some problems with relays for the cooling pump could affect this,replaced relays # 42 and # 44 ...
1991 GMC K2500 Sierra SLE 5.7L transmission VIN: 2GTGK29KSM
Hello fellow Techs, This customer runs a weed spray service out of his truck. While he sprays he puts the truck in 4 lo. While he is in 4 lo the transmission will not up shift. We replace the input and output speed sensors, but did not fix the problem. Is ther...
2005 Honda CR-V EX 2.4L Dlc VIN: SHSRD77825
Owner had car to auto zone for scan. Determined to be code p2138. I like to read my own before starting on car & found there is now no communication with the scanner. I have not a clue where to begin other than checking for open fuses. Found one, but evidently...
2002 Jaguar S-Type 4.0L Light Blinks No Effect On Driving VIN: SAJDA01P92
We cannot find any codes in any system but the traction light blinks.another shop cleared antilock codes and the light went from being on steady to blinking.looking for a little guidance. Not sure where to go from here
2006 Jeep Wrangler X 4.0L No Start VIN: 1J4FA39S86
Tow in:Tech found pcm No communication has powers and grounds. After replacing PCM vehicle when 800 miles towed back with PCM burnt out. Tech ohmed all out puts ,Injector 13 ohms,purge 15 ohms coil?not sure the ohms,We looked at the wires no signs of chaffing....
2007 Land Rover LR3 SE 4.4L Ride Level Control VIN: SALAE254X7
This LR3 came in with brake, tire pressure and ride level warning lights on (amber) and message reading "check brake pads". I retrieved a fault code for the ride level which said "Pressure Increase Too Slow Filling Reservoir". Pads were worn so I replaced fron...
1996 Lexus ES300 3.0L Cuts out VIN: JT8BF12G2T
Car runs great until reaches normal operating temperature then it cuts out at around 2200 rpms, it is loosing injector ground but according to all data it grounds through ECM but I tried another one and it does same thing, tks
2000 Lincoln Navigator 5.4L Hesitation, Misfire VIN: 5LMEU27A0Y
When accelerating up an incline the vehicle hesitates and and bucks. When you let off the accelerator and the tranmission down shifts, the bucking and hesitation stops and it runs fine until the next time you reach an incline. Checked for codes and find none. ...
1990 Mazda RX-7 Convertible 1.3L Hesitation, Surge, Cuts out, Stall VIN: JM1FC3522L
stalls and no power after gets hot had ecm checked tested fine have codes 17 and 2 replaced crank sensor same problem high idle when cold appx 3000 rpms Trouble codes: 17 (crank sensor), 2 (o2 sensor)
2002 Mercedes-Benz C320 3.2L rear window regulator VIN: WDBRF64J22
I need to know if anyone out there has changed the rear door window regulator. the problem 'm having is popping the plastic grommet part into the glass. This is the part on the regulator that attaches to the glass to raise and lower it. I am having a difficult...
1997 Nissan Pickup 2.4L MIL Lamp on VIN: 1N6SD11S7V
Vehicle sets code P0105 code after driving. Checked vacuum to MAP sensor and Solenoid. On initial start up, there is no vacuum to MAP sensor, after 5 seconds solenoid switches and manifold vacuum is applied to sensor. Have checked voltage signal from MAP at se... Trouble codes: P0105 (Absolute Pressure Sensor)
2003 Nissan Xterra SE 3.3L compressor
Am I on the right track ?I think the control head is NG here is what I know.At ac relay gound terminal 1 (pink) turns on the compressor gounding same wire at ecm turns on the compressor I have 5 volts at the pressure switch pin 1, pin 2 is grounding even with ...
2007 Nissan Quest SL 3.5L Power Window VIN: 5N1BV28UX7
Left front power window only is intermidently inoperative,all other window work,we take the left door panel off to test & window starts working,tryed replacing the motor but problem came back,once again no codes,we removed door panel to test but window started...
1957 Oldsmobile Golden Rocket 88 6.1L Mechanical VIN: 577M401620
Mid 70s Olds 455 with lightly lumpy hydraulic cam,tri power intake with Holly 2300 type mechanical style carbs that owner says were marine listings. Starts and runs very well on center carb but bogs when end carbs open. Will actually kill engine unless you hav...
2002 Oldsmobile Intrigue GX 3.5L System Flow VIN: 1G3WH52H12
I think that is all. Thanks Howie
2004 Oldsmobile Alero GL 3.4L Burns Oil VIN: 1G3NL52E44
Has anyone else had a problem with a warped intake manifold causing excessive oil consumption? If so did you replace it with new? Thanks. Pete
1983 Porsche 911 SC 3.0L tachometer VIN: WP0AA0914D
Tach stopped working on recent trip. Tach signal "TD" coming from original Porsche CDI looks like inverted commas going from 0V to -2.5V on scope. We tried repairing electronics but don't have circuit diagram of the tach. I got a good deal on a used tach, plu...
2005 Saab 9-3 Linear 2.0L Cim / Miu VIN: YS3FB49S85
Vehicle was towed in for "no crank, can not turn key" determined key was not being accepted by CIM, tech 2 data should key was "programmed to another vehicle" so we ordered a new CIM and new key-FOB. well after 2 months we received the new CIM and key. The fir...
2000 Saturn SL2 1.9L compressor VIN: 1G8ZK5274Y
hi to every one. I have this 00 saturn 1.9L that customer came in woth an a/c not working at all. afther inspectioning the vehicle found that the compressorw as leaking so we recomended to replace the compressor first and re check. afther the reman compressor ...
2008 Saturn Aura XE 2.4L Fan 1 VIN: 1G8ZS57B78
I have this Aura that gets hot in traffic. Customer comes in and I find that the cooling fan for the drivers side fan isn't turning on. Fuses good, relays (all three) are working and I can observe the voltages dropping per the mitchell instructions. I can turn...
2004 Subaru Forester XT 2.5L Rear VIN: JF1SG69604
Hello there I have this car that after the brakes are warmed up a little the rear brakes will howl or like a harmonic sound. It only happens when you lightly push the brake pedal down. If you just hit the brakes you rarely ever hesr the noise. Does it mostly g...
1999 Toyota RAV4 2.0L Excessive Emissions, Hesitation VIN: JT3HP10V3X
ok toyota guys here is one for ya i have this rav 4 that idles fine but the second you put your foot in to the throtle it will hit 2200-2500 rpm it falls on its face till it pops through the intake ...ok lean condition...i then crack it full throtle any it cle...
2004 Volvo V70 R 2.5L No Start, Electrically dead VIN: YV1SJ52Y64
Volvo gurus, Car arrived on the hook, electrically dead. Power at battery and jump point. Did the key in door lock procedure (hold lock 5 sec, unlock 5 sec, lock 5 sec, unlock 5 sec). Had some IP (instrument panel) functionality that would go away, some relay... Trouble codes: ECM30, CEM1D, CEM1D, D1ME0, CEM1A, CEM1A

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Chrysler PT Cruiser Dream 2.4L Cooling Fan VIN: 3C8FY68B52
2004 Dodge Stratus R/T 2.7L Stall VIN: 1B3EL76R04
Thank you to everyone who replied. The customer ended up taking this vehicle to the dealer and having the computer updated. So far all has been working well and he stated it has not stalled since. I would like to thank everyone again for the replies and ha...
2001 Ford F-350 Super Duty XL 6.8L Power steering VIN: 1FTSF31S21
Thanks for all the replies. We ended up removing the tie rod and turning each wheel by hand. The Left wheel would not move at all. Started to remove the knuckle assuming the ball joints were the issue. Once we removed the axle shaft we found that the U-joi...
2003 Ford Escape XLT 3.0L Alternator VIN: 1FMCU93183
First, thanks for all the suggestions and ideas and support. Did not certainly repair vehicle, but here is what we did: Confirmed no high output aftermarket accessories, volt dropped alt. case and drop is good @ .003; cables/connections in pristine condition....
2003 Ford Focus ZX3 2.0L no turn signals VIN: 3FAFP31343
Thanks to everyone who replied. In the end I still couldn't fix the vehical. We called someone else in who specialized in diagnostics to look at it and even he was stumped. I have buttoned the car up and we are giving it back to the customer and advicing them ...
2003 Ford Thunderbird 3.9L fail safe VIN: 1FAHP60A23
well after learning that a previous tech has been in the wiring, i started over, i ended up repairing every wire from pcm to app, previous tech did a hack job, nut all fixed, thank your for all the help everyone, i hope i end up help someone in the future
2001 GMC Sierra 1500 SL 5.3L No Start, Cuts out, Stall VIN: 2GTEK19T21
Ended up taken this truck to the dealer, they spent 4 days trying to figure this one out. Two of the days was with GM tech. found the PCM to be bad. Replaced PCM and reflashed, vehicle running fine now Thanks for everyones help
1999 Jaguar Vanden Plas 4.0L Forward and Reverse VIN: SAJKD604XX
This Jaguar is fixed!! Jim from Illinois hit it right on the head,the upper housing of the valve body was cracked. If you ever have a ZF 5HP that starts to slip when it gets hot,take a look at his reply. Jim put two links in there that will show you where it c...
2001 Jaguar S-Type 4.0L Battery VIN: SAJDA01PX1
I ended up finding that the two wire white connector had lots of corrosion, so I cut it off about 7 inched back, taped it up, cleared codes and let the vehicle go. Hopefully this took care of the problem.
2003 Land Rover Range Rover HSE 4.4L Ignition Switch VIN: SALME11443
Ended up having bad keys/EWS. Also, when vehicle was towed in, the shift cable under the vehicle @ the transmission was disconnected to put the vehicle in neutral. We hooked up the cable, programmed a good set of keys/EWS and problem solved.
2008 Lincoln Navigator 5.4L auto up VIN: 5LMFU28518
Replaced the window regulator with another unit and the auto up and down now works correctly. I assume there was some minor drag on the initial replacement regulator, which was preventing the auto up from properly working. Thanks to those that replied.
2000 Mazda MPV DX 2.5L Cuts out, Stall VIN: JM3LW28G5Y
The vehicle is not at the shop , the customer is getting rid of the vehicle, We eliminated the the electronics by running a wire from the battery to the fuel unit and a new ground, we pinched of the fuel return line and still had fuel pressure dropping to abou...
1988 Mercedes-Benz 300SEL 3.0L No Start
sorry i was in a car wreck and have not had time to get back with you. i will update again when i start back to work. thanks.
2000 Mercedes-Benz ML320 3.2L rear doors lights VIN: 4JGAB54E3Y
Yes the owner can borrow snap on solus with european softwear...I can read data ...From AAM module now.I see all the doors signal close ,light on and off or stay on..so so... no code. So I come to another decisionn Reprogam again from the dealer now. 280.00 I...
2001 Mercedes-Benz SLK320 3.2L top VIN: WDBKK65F71
This one is fixed the pump was the problem.Put new pump and it work great with no slaming. I had no way to pressure test. It work once first thing in the morning but still slamed down hard the last few inches.After the job was done and gone took apart the pump...
2001 Oldsmobile Intrigue GX 3.5L engine cooling system VIN: 1G3WH52H31
ok did more testing found if i open air bleed on top of raditor when it starts over heating it will start cooling again till it gets more air in system so i am very positive we have ahead gsk leak will have to test with a combustion leak tester Thanks for all...
1961 Pontiac Star Chief 6.4L Hesitation
Sorry it has taken me a while to get back to you all, all very good things to check, have done much work on older vehicles in the past and had done most of those checks already. I was concerned about the surface between the ports on the intake ports mostly, si...
1994 Pontiac Firebird Formula 5.7L Srs VIN: 2G2FV22P6R
Thanks to Richard and Clifford from the great state of Texas for sending the code 62 info I needed to solve this problem.After checking connections A2 and B2 on the DERM module for poor connections and also for opens in circuits 650 and 39B which we found no i...
2001 Pontiac Grand Am GT 3.4L Surge, Cuts out, Misfire VIN: 1G2NW12E11
We did not get the car fixed, we have another car of the same type and we took all parts off the good running car. car runs OK as long as under a lite load but jerks under a lite decel. We replaced the MAP,TPS,ICM,MAF, PCM,EGR,all coils and wires and plugs, Ch...
2003 Pontiac Bonneville SE 3.8L vibration and leaks VIN: 1G2HX52K13
Well, it is fixed. We replaced both axles again with new EMPI shafts. I had given up on new aftermarket because of other issues but this one is fixed and at a reasonable price thanks to these new shafts. The problem is indeed the fit of the splines at the t...
1986 Rolls Royce Silver Spur 6.7L oxygen sensor light VIN: SCAZN42A8G
alrighty then, we have a fix! I replaced the sensor, that was fun, the threads were stripped. then I tried to reset the light and was not having any luck. Then I thougt maybe I wasn't doing it right, sequence, key on 1st, running or not... the problem I had...
1999 Saab 9-3 2.0L Compressor VIN: YS3DD55N6X
Thanks for the replies. Justin hit it pretty good. The MIU does not show any data for the A/C, and the signal to the ECM from the MIU is B+ Found no signal at the MIU, all power and grounds were good. Replaced cluster and A/C is functioning properly. Woul...
1999 Subaru Impreza Outback 2.2L No Start VIN: JF1GF4858X
Thanks to all who replied. Owner was able to let me keep the car for a week so had time to read up. I did check for similar cases here on iatn but I suppose the year range I used was not hitting them up. We have been a paying member of iatn from the beginning ...
1991 Toyota MR2 2.2L Cuts out VIN: JT2SW21M6M
Hi, Grounds are good. did a voltage drop test... all okay. I checked the dashpot under the intake, it holds vacuum. So, I'm getting an ECM from David. Thanks for the responses, and thanks David. Doug Trouble codes: 24 (IAT sensor circuit).
1998 Toyota 4Runner Limited 3.4L Valve Train VIN: JT3HN87R8W
I will call this one similar to the looks Christ received when he healed the blind man with spit and mud at Bethesda After inspecting the sub gear which was tight even forcing it to move it was solid(I am familiar with them and what happens if they break/leav...
2009 Toyota Sienna LE 3.5L Compressor VIN: 5TDZK23C39
First, I would like to thank all who offered help. The control head we got from the dealer was bad. We gambled and got another new control head from the dealer and it fixed the problem. To those that said my scanner should be able to read and communicate wit...
2004 Volkswagen Beetle GL 1.9L No Start VIN: 3VWBR31C94
A special thanks to Michael,William and Conor.You guys were right on the money, the turbo was completely seized,blocking exaust gas and prevented it from starting. We replaced the turbo,engine started up fine,was smoking some took it out on a testdrive,after a...
2005 Volvo XC90 2.5T 2.5L ? valve VIN: YV1CY59205
Thanks for the info guys.In talking with the customer and doing a search i found a very low milage lifetime warranty complete head for this thing at a very good price. eric @ erie vo vo great guy. anyway yes i have all the tools needed to set up the cams and t...
2005 Volvo V70 2.4 2.4L MIL Lamp on VIN: YV1SW64035
Next time I might investigate dropping the LH side of rear axle cradle to facilitate removing the two vent hoses that go into LH side of canister. I prefer removing the canister/LDP assembly as the heads of the three torx screws that hold the LDP on get prett... Trouble codes: P2407 (Leak detection pump heater circuit).
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