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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 27, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Acura TSX 2.4L V-tec VIN: JH4CL96806
The eng lite resets every road test, p0011-cmp [v-tec] performance.. looked at the trouble tree, Checked oil LEVEL, and PRESSURE at hot idle and at 3000rpm, no problem.. removed solenoid at rear of block-above filter, tested solenoid for movement and checked p...
2004 BMW 330xi 3.0L abs VIN: WBAEW53424
Im going to try and list these two cars together as I think they may have similar problems. Both have had their modules rebuilt by BBA. The e46 was sent back after repairs for re testing and they say its fine by their test. Im going to start with the 11/98 740...
2006 BMW 525i 3.0L MIL Lamp on VIN: WBANE53546
After initial repair, induction system smoke tested,electrical leads all connected and hose connections all tight.The only thing I did during the repair that might be related to the codes is I took a shop towel and wiped out the throttle body throat.I opened t... Trouble codes: 2CFB, 2D09
1993 Chevrolet C3500 Silverado 6.5L Overdrive VIN: 1GCGC39F5P
Greetings fellow techs, Need some help with a 1993 C3500 Chevrolet truck with the 6.5 diesel. Truck came in with complaint of not shifting into overdrive. Fluid, etc all looks good. Plugged in scan tool and came up with a code 22 TPS sensor voltage low. I also...
2003 Chevrolet Malibu LS 3.1L No Start, MIL Lamp on VIN: 1G1NE52J43
This is not a help request wasn't sure where to post this to help out but this malibu had a hard start no start condition showed the p0336 for the crank sensor, i had replaced both crank sensors and the light and problem persisted, as a side note the tach was ... Trouble codes: P0336
2006 Chevrolet HHR LT 2.4L air bag VIN: 3GNDA23P76
i have this 2006 hhr that i installed a used steering column in.i drove it and on the second drive the airbag light came on and if i dissconnect the battery the light comes right back on. i cannot get info from the sdm module on my scanner ,it says no communic...
2007 Chevrolet Silverado 3500 Classic LT 6.6L p/s windows,d/s seat VIN: 1GCJC33D57
Ok guys i got a good one here,the SEO ACCY fuse blows and the R/frt and R/rear windows and the drivers seat quit working,did an amp draw it was ok,checked wiring diagram,this is where it got strange,the SEO ACCY fuse shows to only go to a mobile radio relay se...
2002 Chrysler 300M 3.5L instrument cluster illumination VIN: 2C3HE66G52
Hello all. I have this 300M here. The Gauges don't light up, I swapped the instrument cluster with a used one. no difference. The clock and everything else lights up. It uses a bus signal and I'm not sure how to check it. help please!
2004 Chrysler Pacifica 3.5L hihg idle VIN: 2C8GM68484
HI I need some help here whit this pacifica is eating my lunch have high rpms I fix vacuum leaks replace AIC, don't help .check map sensor, PCV valve was bad but no help. ran find the only problem is high idle 1050 or 980 rpm somebody put new had job but every...
1998 Dodge Ram 1500 ST 5.2L Speedo VIN: 1B7HF13Y1W
See Repair history.,,, I now have another truck ,,,1998 doing the same thing. I check the harness front connector to rear,,, Also check for worn wire in the bend over axle. Was working then just stopped... Now I am having issues with two trucks... I know I ...
1999 Dodge Intrepid 2.7L No Start, No Crank VIN: 2B3HD46R6X
This repair has gone on too long and I need help. Any assistance or ideas would be greatly appreciated. We are trying to help out (at our expense) an older single woman who has babied her 99 Intrepid and which looks and smells like new. She was driving it when...
2003 Dodge Grand Caravan Sport 3.8L No Start, MIL Lamp on VIN: 2D8GP44L23
Ok heres the deal. This Van was towed to me another shop had worked on it, but they never got it started. They replaced the crankshaft position sensor, ASD relay and fuel pump. We found the above mentioned codes. We found the ground for most of the engine sens... Trouble codes: P0118, P1598, P0123 (Tps Voltage High), P0509 (IAC Sens Circuit High)
1999 Ford F-250 Super Duty XL 6.8L No Start
Please help fighting this one, came in intermitant no start cranks good test fuel pressure good 40 psi scan no codes, then out of the blue starts and runs good, can get it to act up regularly let it warm up then shut it off and let set for 15 to 20 minutes, co...
2002 Ford Explorer XLT 4.0L axle VIN: 1FMZU73E72
Good afternoon fellow techs. This is throwing me for a bit of a loop. 02 Ford explorer with 4x4, 4.0L. Customer brought this vehicle in for a "thumpping noise" only on decel from 55mph to 30 mph. And only at times. I took it out and test drove with the custome...
2005 Ford F-250 Super Duty Lariat 5.4L low power VIN: 1FTSX21595
This truck has no power under full throttle until about 3500 RPM's, then it takes off and goes like something just kicked in, also same when trying to pass a car on road, just no power, if feels like plugged converters but had exhaust off and no difference, re...
2010 Ford Fusion SEL 3.0L Unknown VIN: 3FAHP0CG3A
Intermittant loss of manual shift control and will start out in 5th gear. Vehicle will sometimes reset itself,sometimes it requires key off for it to reset
2007 Kia Sedona 3.8L Hesitation, Surge, Misfire VIN: KNDMB13307
this vehicle came in with a blown head gasket, replaced head gasket also had to re-tap block due to head bolts pulled threads out when removing heads but there was no check engine light nor drivability issue with the vehicle before the head gasket was replaced... Trouble codes: 171 (bank one lean), 174 (bank two lean), 301 (cylinder one misfire), 303 (cylinder 3 misfire), 305 (cylinder 5 misfire)
2004 Mazda RX-8 1.3L Poor Idle Quality, Misfire VIN: JM1FE17N54
Check engine light on with the three code. The vehicle had a rough idle and burning white/gray smoke for the first couple minute. The vehicle will start but check engine light will flashes in a few minute and might died on the road. Check spark plug, ignition ... Trouble codes: P0302 (Cylinder misfire detected), P0506 (Idle control system rpm low), P0125 (Insufficient coolant temperature for closed loop)
2001 Mercedes-Benz C240 2.6L compressor & condesnser fan VIN: WDB2030611
After the repair I Scaned all systems no fault codes. My problem start when I turn on the ignition the electric condenser fan works all the time at high speed. So I replace the pressure/temperature switch and the same conditions and no fault codes. Then start ...
2007 Mercedes-Benz CLK550 5.5L Hesitation, No Throttle Response VIN: WDDDJ72X17
After driving for 6-8 miles car will begin to hesitate on acceleration, sometimes throttle lacks response, then lunges forward cyclically, sometimes just does not respond at all even with full throttle. Engine runs smoothly even during fault occurrances, no se...
2000 Mercury Sable LS Premium 3.0L sparkplug blew out no threads in hole VIN: 1MEFM55S7Y
car came into shop with one sparkplug blown out , apairently plugs were not torque to spec because the other two in the rear bank were loose , my question is can i put an insert in to fix this and has any one put one in this motor Angelo
2008 Nissan Xterra X 4.0L MIL Lamp on VIN: 5N1AN08W98
Vehicle returned after repairs with Service engine light on. Diagnostic code P0021 for intake timing control. Dis-assembled to confirm cam timing was correct.Upon inspection, cam timing was confirmed correct. Reassembled and road tested. Service engine light c... Trouble codes: P0011 (Intake valve timing bank 1), P0021 (Intake valve timing bank 2)
2002 Porsche Boxster Roadster 2.7L MIL Lamp on
So how is possible that we have some vacuum leak and we dont see it ? we smoke test car couple times, used propane , no change . So did any of you guys had something like this on hand ? any help would be nice? also our theory on difference in reading from filt... Trouble codes: P1128, P1130
2005 Scion xA 1.5L Clutch VIN: JTKKT62425
Customer complained started out cold in AM and when got to a stop clutch stayed engaged with pedal at floor. She had problem with getting into gears after that. Drove it in and left it with us. When I first got into it the pedal had a lot of freeplay and trans...
2009 Smart Fortwo Brabus 1.0L No Start VIN: WMEEJ31X49
Hey all you Smart techs out there. Have a smart car here that has a long crank, hard start when cold. when it starts it runs rough and clears up and runs good for the rest of day. I have cleaned throttle body, and it doesn't matter if you use the throttle duri... Trouble codes: P0302, P0303, P0300, P0455, P0457
1997 Toyota Camry CE 2.2L No Start, Cuts out, Stall VIN: JT2BG22K5V
hi all, this car came in 3 months ago with intermittent stall.plugs were burnt out,wires were original,so i replace them and off she went.3 weeks later said it was happening again.it never happened to me.i replace both ignition coils and off she went.2 months ... Trouble codes: P1300 (No igf signal to ecm)
2008 Volkswagen Jetta S 2.5L hydraulic VIN: 3VWJM71K78
Posting for another Tech , He replaced the front brake pads and rotors. during the repair he forced the pistons back into the calipers w/o opening the bleeder screws. Now vehicle has a soft pedal that slowly sinks to the floor. Vehicle handed to me for resolut...
2002 Volvo S40 1.9L MIL Lamp on VIN: YV1VS29582
Hi all, I have this Volvo S40T 2002 model with a ECM-25 lean code. The fuel trim (part load) is around 16% and fuel trim (idle) 0.6%. I have smoked tested the intake and did find a small leak where the booster hose fits into the intake and a small leak at the ... Trouble codes: ECM25

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1989 Cadillac DeVille 4.5L headlights VIN: 6D47S9C393
found the dimmer wiring spliced together and a relay that looked like a old Chrysler start relay added to system. Relay was burning hot. Unhooked it and ran dimmer wires directly to dimmer switch. Works fine now, I assume the other work was something to do wit...
1995 Chevrolet K2500 Cheyenne 7.4L Rear drum brakes VIN: 1GCGK24N5S
Replaced ABS HCU, bled system, now has better brakes in rear, also the more we drove it the better it got.
1995 Chevrolet C2500 5.7L clutch VIN: 1GBGC24K9S
Thank You everyone. There was air in the system. Pumped the pedal 100 times then rested and pumped the pedal again 100 times. Customer is driving truck and no complaints. Thank you again IATN is the best. Don
2008 Chevrolet HHR LT Panel 2.2L no crank VIN: 3GCDA05D58
thanks for everyone trying to help. it was the ecm. bought a new one from chevy. cost was 276.00 got my friend in with his tech 2 he programed the new computer all is good.
2007 Dodge Ram 2500 ST 5.9L Hesitation, MIL Lamp on VIN: 3D7KR28C27
All testing kept revealing low fuel pressure under full throttle. Out of desperation, replaced high pressure fuel pump and, bingo, fixed the problem. Thanks to all who responded. Trouble codes: P0148 (No power under acceleration).
2008 Dodge Charger SE 2.7L Unknown VIN: 2B3KA43R38
Hello all, The car is fixed! Thank you to all who took the time to reply. The problem turned out to be the tension struts, as suggested by Steve from Ontario, Thomas from New York, Jared from Utah, and Eric from Kentucky. Thomas especially described it w...
1995 Ford Aerostar 3.0L No Start VIN: 1FTDA14U6S
Thanks to all that replied. I need to close this. Customer can't decide if he wants to spend any money fixing the problem. I,m sure he has a bad injector, but to test all need to pull intake plenum. It seems lately that everyone wants their vehicle to be there... Trouble codes: P0122.
1996 Ford F-250 XL 7.3L No Start VIN: 1FTHW25F6T
Didnt get a chance to take them there pills but ohwell save em for next time. Been studyin and cant find a connection,BUT, the connector had previously been replaced to the rear of the drivers valve cover gasket. After stripping the top of this beast, and open... Trouble codes: P1668, P1283.
1998 Ford F-150 Lariat 5.4L windows and wipers VIN: 1FTRX17L1W
Thanks to all who replied i never found any sign of water intrusion as i didnt see before i posted but as much as everyone had a responce for that checked again still didnt see i gave truck back to the gentlemen and said let me know finally 4 days later he bri...
2000 Ford Windstar SE 3.8L Can not reflash VIN: 2FMZA5247Y
Finally I have an answer to my problem. Obviously no one else has had the issue before or at least no one had the solution for me. I purchased the Mongoose Pro Ford and waited patiently for it to arrive. Yesterday I tried FMP with the Mongoose and it went thro...
2000 GMC Savana 3500 5.7L Misfire VIN: 1GDHG31R0Y
Well after doing some more testing for the misfire : Fuel system bleed down test - OK -injector balance - OK - Inspected Plugs - OK - Compression Test - OK - decided to replace the distributor cap and misfires gone, runs great down the road. Still do not know... Trouble codes: P0174.
2004 Jaguar XJ8 4.2L Poor Idle Quality, Hesitation VIN: SAJEA71C54
After replacing fuel pressure sensor (or transducer/regulator) we didn't have any problems. It might be just a coincidence, but customer is driving car for almost a month now and didn't report any problems. It could be a connection at or REM problem, but as lo... Trouble codes: P1338 (fuel pump circuit), P1672 (no information adaptive speed control module).
1989 Jeep Wrangler 2.5L Stall VIN: 2J4FY19E9K
Thanks to everyone who posted an idea, i finally figured it out. If i had a scan tool for this thing there would have been no mysterie at all. The map sensor was reporting a complete vacuum in the manifold (.45v on the signal wire). The computer was using 0 pu...
2004 Jeep Liberty Sport 3.7L No Start VIN: 1J4GL48K74
Thanks to everones help. It was a NGC PCM controller. Yes it did need flashed. It comes with "generic" software that has to be replaced in order for the car to start. Most of you guys were right by saying it needed a "dealer flash"... However, I hate taking AN...
2003 Land Rover Range Rover HSE 4.4L Valves VIN: SALMB11413
thanks for all of your hep, but all of the debre from the engine got in deeper to the motor and wound up damaging the engine.
1988 Mercedes-Benz 300SE 3.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: WDBCA24DXJ
Hi again, everyone, and thanks again to all who have taken the time to offer their advice. Unfortunately, though, the car is still not fixed. I will update this when we do finally have it resolved. Meanwhile, here's what we have so far... I have monitored al...
1991 Mercedes-Benz 500SL 5.0L Poor Idle Quality, Misfire, Hard start VIN: WDBFA66E5M
Well thanks for the replies. I replaced all 8 injectors and seals and reset the adjustment again (was off by about 6-7% after new injectors). Now starts awesome without any misfiring. Thanks again for the help...
2002 Mercedes-Benz S430 4.3L lights,horn,radio, VIN: WDBNG70JX2
First thank you for the responses.Especially Steve and Mark. The car is fixed (somewhat) the car has many other issues that the customer doesn't want to address right now. I found connector X18 in the drivers floor severely corroded. After repairing it and rep...
2007 Saturn Ion-2 2.2L Misfire, MIL Lamp on VIN: 1G8AJ55F97
Well I want to thank all of you that replied to this one. I am going to call this one fixed but how I got there is a strange one. I am calling it fixed because it has been almost a week and no codes set and car still running great. (recap of what happened and ... Trouble codes: P0411, P0300, P2127, P2440.
1995 Toyota Corolla DX 1.8L ignition VIN: JT2AE09B4S
thanks for all your help,this car had been sitting for a long time, found a pwr wire to ecm had been chewed thru, by a critter. under the dash, again thanks for all the replies.
1998 Toyota Sienna LE 3.0L Misfire VIN: 4T3ZF13C6W
well i finally got this one done!what ended up happening was the #2 injector crapped out between the time i picked the wires at the #6 coil,reattached and started the motor.had to be less than 30 seconds.apart.now it works,now it dont.thing is i marked the ori... Trouble codes: P0302.
2010 Toyota Camry SE 2.5L Abs /Track VIN: 4T4BF3EK6A
found the lf speed sensor loos tighten sensor clean axle clear code test drive no codes.
2002 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWSP69M12
Sorry for the late fix, It turned out that while the car had set here for more than a month it allowed the fuel to drain out of the injection pump and caused the o-ring in the pump to dry up and crack open causing the pump to not suck fuel from the tank. I pr...
2002 Volkswagen Jetta TDI 1.9L MIL Lamp on VIN: 3VWSP69M92
Thanks to all who helped me on this, Comfort module was the culprit causing the problem I replaced it with a used part, Coded it with my Launch and reset remotes to work with car and all is well except for Radio, If i find the cause for the radio staying on i ...
2004 Volkswagen Touareg V6 3.2L loud noise VIN: WVGBC67L54
Thanks to all the techs that pitch in their valuable knoledge. A simple test of plugging the pcv valve when the noise was happening revealed that was the problem, next I replaced pcv valve and the noise did not come back.thanks alot guys
2006 Volkswagen Jetta TDI 1.9L accel pedal cuts out VIN: 3VWRT71K86
First off thank you to everyone who has responded to this post. After inspecting the wiring from the pedal to the ecm and not finding any issues, I also overlayed some wires and had the same results. I contacted the dealership and spent some time and money col...
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