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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 2, 2014
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2004 BMW 645Ci 4.4L MIL Lamp on VIN: WBAEK73484
hi guys i have a 2004 645i bmw with a check engine light on scan test codes for evap system major leak 27c8 inspect evap system for any damage not familiar with this system need some help thank guys Trouble codes: 27C8E
2004 BMW 320i 2.2L fuel pump
hi fellow techs,i ve got this bmw 5 series year 2004 and first i went and charged the battery for the client cause he never used it for several months and it started after a couple of hours on charge ,a week later he came complaining that the battery went flat...
2001 Buick LeSabre Custom 3.8L No Start, Stall VIN: 1G4HP54K31
First off I will say I do not deal with a lot of communication problems at my shop so I am not that good at them. This vehicle will start and run for about 3 seconds then it dies and will not restart till you turn off the key and wait a few mins then it will d... Trouble codes: U1040, U1300, U1255, U1305, U1604, U1160
2003 Buick Century Custom 3.1L starter VIN: 2G4WS52J03
I have closed my previous post as I have gotten the air bag off and replaced the ign switch and thanks every one for your answers,the dash light problem is fixed but the starter will not engage,it works when I jump the small terminal on the starter and will st...
2006 Cadillac DTS 4.6L in drive or reverse VIN: 1G6KD57Y46
Got a weird on here. Car only has 31k on it. When cold(room temp) the trans shifts into reverse forward with no issues. Once it runs for about 5 min it wont go into gear. But if you shut it down and restart it it will move again. No codes for slipping, fluid l...
2001 Chrysler 300M 3.5L Cooling System VIN: 2C3AE66G41
First Time Customer So Don't Have Any History On The Car. they Claim It Overheats. I Was Going To Do A Combustion Gas Test But When I Took Off The Overflow Cap I Noticed That The Coolant Seems To Be Mixed With Oil. Haven't Had One Of These Engines Apart Yet So...
2004 Dodge Ram 2500 SLT 5.9L Interior lighting VIN: 3D7KU28C84
Hello, the interior lights, (dome, and reading/map lights) are inop. The fuses are good, and lights do have power. Glove box light works, but has a high frequency pulsing that is visible, which may be a clue to a FICM problem since the power side of these ligh...
2005 Dodge Dakota SLT 4.7L Misfire VIN: 1D7HE48N55
I got this dodge truck that the whole drivers side has missfire just the passenger side is working. I have spark i have injector pulse. Now i had heater codes for my o2s so replaced all the o2s. Another shop replaced a week ago but on this truck has 3 o2s with...
2005 Dodge Ram 2500 SLT 5.7L Master Cylinder VIN: 3D7KR28D15
all symptoms lead me to the master cylinder as well. replace master cylinder and bleed brakes and activate abs and bleed brakes again test drove seemed good. two week later came back with same symptoms no leaks, no air, brake booster check great about to resor...
2006 Dodge Grand Caravan SE 3.3L cylinder heads VIN: 1D4GP24R46
Ok here is where im seeking a little advice, vehicle came in with a dtc p0300, we took a look at possible causes and found that the spark plug wires needed replacing because 3 were broke off the boot, we replaced them and it appeared to have solved the miss fi...
2008 Dodge Sprinter 2500 3.0L MIL Lamp on VIN: WD0PE84548
The van is acting as if it is not building boost or something is not telling it to. It is very sluggish on take off and going up hills. When slowing for stopped vehicles the van seems like it does not want to downshift properly and regain speed properly. I hav... Trouble codes: 2526 (Boost pressure actuator circuit open)
2000 Ford Windstar SE 3.8L Gear engagement, downshift VIN: 2FMDA5241Y
Hi guys, I need help with this minivan. I have no experience with transmissions nor do any repairs beyond basic fluid replacement and/or external components (VSS, OSS, TSS, DTRS). A friend asked me for help because he is planning to buy this minivan for ver...
2000 Ford Escort LX 2.0L code p0750
hello all,i am in need o help.i have a 2000 escot with a f4eat transmission. i rebuilt tranny after the speed sensor was stuck in tranny case.it worked fine before all the work.after rebuild it has no second or fourth gear.has code p0750.replaced all solenoids...
2001 Ford F-150 XLT 4.2L Engine VIN: 1FTZX17211
Hello fellow Techs, I am missing something, but not sure where to go now. I have coolant appearing after cooldown in #1 cylinder. The engine had never overheated that I would suspect head gaskets. It had all the symptoms of the classic intake gasket failure. T...
2003 Ford F-150 XL 4.2L Poor Idle Quality, Hesitation, MIL Lamp on
The engine had a very rough idle especially after you put it in drive. We installed the lower and upper intake gaskets we started it up and it still had a rough idle. We saw the passenger side front catalytic converter red hot. We replaced it. After we did the... Trouble codes: P0171
2005 Ford E-450 Super Duty 6.0L A/C compressor & fan clutch VIN: 1FDXE45P55
This is an Ambulance with front and rear air which has recently started having issues with the A/C. When you first start it up it takes approximately 5 minutes of running before the compressor clutch will engage. When it does engage the High side pressure will...
2005 Ford F-250 Super Duty Lariat 5.4L Hesitation VIN: 1FTSX21565
bad hesitation, bogs down after 25% throttle.then gradually picks up speed.fuelLvllnp never goes over 40%. hesitation is is not near as bad when cold.
2010 Ford Explorer XLT 4.0L No Start VIN: 1FMEU6DE7A
here is list of test, both front o2 sensors are out to releave exhaust,compression all plugs removed 210 psi all cylinders,fuel pressure 55-60 psi,fuel sample gas is good,cranking on scan tool 200 225 crank rpm,no dtc in any controller,PATS system is operating...
2004 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GTHK29224
I have a duramax in my bay. truck will not start without primming fuel sys. fuel rail pressures are around 250psi while cranking. I have replaced fuel line from ficm to filter as it was very soft. no change. installed fuel pressure guageon return line before c... Trouble codes: P1093
1996 Honda Civic LX 1.6L Smog VIN: 2HGEJ6603T
This Honda runs great but won't pass smog account the timing is too advanced (by about 5 degrees). It will pass tail pipe however. Yes, it is in base timing and the MIL light comes on when I am checking it. Problem is I can get the timing very close by turning...
2004 Honda Civic LX 1.7L Poor Idle Quality VIN: 2HGES16554
just installed timing belt and water pump with no issue, restarted great, adding coolant tried to accelerate and no throttle response, check engine light on, no communication with scanner have checked all fuses none blown, also green key light on and blinking....
2004 Honda Odyssey EX 3.5L Ac VIN: 5FNRL18004
the ac kicks on sometimes for a second,sometimes for up to two or three minutes. then shuts off. sometimes it comes back on sometimes it doesn't. it does have the automatic climate control and I have checked it for dtc and it shows code E for the daylight sens...
2004 Honda Pilot EX 3.5L MIL Lamp on VIN: 2HKYF186X4
Need to replace knock sensor and have been unsuccessful locating a torque spec for it in mitchell or identifix. Any help would be appreciateed. Thanks.
2010 Hyundai Sonata GLS 2.4L Hesitation, Misfire, MIL Lamp on VIN: 5NPET4ACXA
This vehicle has the 2.4 liter engine. I had check the oil control valves and tjeir resistance is 6.9 to 7 ohms. I removed them and inspected them to see if they were clogged but they are clean. I then applied power to them and the work well. My scanner can op... Trouble codes: P0016, P0449
1989 Jaguar XJS 5.3L Abs Module VIN: SAJNY5840K
We are looking for info about rebuilder for abs modulator or other repair options. Any info would be helpful
2009 Jeep Wrangler X 3.8L Transmission oil temp VIN: 1J4FA24169
Hello and Thanks for looking at this. Customer said he did not have this problem until he changed the pedal and throttle body. This vehicle will crank and run fine until it warms up and then the HOT OIL LITE will come on and it will stall out. It will crank ba...
2006 Land Rover LR3 SE 4.4L MIL Lamp on VIN: SALAE25476
This LR3 will run rich and misfire every time after filling the fuel tank. I will run rough and some times completely die while driving after filling the gas tank. It happens 9 out of 10 times. After running for a little bit (burning fuel off) it will run fine... Trouble codes: P0172 (Rich Bank 1), P0175 (Rich Bank 2), P0300 (Mis Fire Multiple), P0316 (Mis Fire with in first 1000 rpm), P0305 (Cyl 5 misfire), P0308 (Cyl 8 misfire)
2008 Nissan Altima S 2.5L Temperature VIN: 1N4AL24E48
Hello everyone and thanks for the help. I have this 2008 Altima 4 cylinder, non hybrid. It has the CVT automatic in it. The customer was driving to LA and the check engine light came on and she heard a "buzzing" noise. She finished her trip and brought the veh...
1990 Oldsmobile Cutlass Ciera 3.3L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Misfire VIN: 1G3AJ54N4L
Good evening IATN Members. I'll try to keep this simple. Customer brought car in on a roll back, because it would not run well enough to drive. The vehicle would lose all power and all but stall when accelerating, it barely ran one mile, and almost didn't make...
1998 Pontiac Grand Prix GTP 3.8L Poor Idle Quality VIN: 1G2WP5215W
This vehicle came in for a no idle problem. The car will idle perfectly when you open up the throttle plate. Removed and cleaned throttle body and IAC port. Car now idles at 500 rpms. IAC reads 255 on the snap-on computer. Checked wiring from the computer to t...
1994 Subaru Legacy L 2.2L Misfire VIN: 4S4BJ63C6R
This Subaru mail delivery car was hard to start and idled rough, misfiring on at least 1 cylinder. Spark plugs were very worn, replaced plugs and wires, still misfiring. Codes listed won't clear. Misfiring on front 2 cylinders, #1 and #2. Tried a known good ig... Trouble codes: 24 (Bypass Air Control Valve), 35 (Canister Purge Solenoid)
2003 Subaru Impreza WRX 2.0L vacuum VIN: JF1GD296X3
hey subi techs,help needed.so i get this wrx in.the guy rebuilt the motor at another shop and says it starts but wont rev up at all.if you crack the throttle it dies.when idling it sounds ok but off a bit.kicker is the vacuum guage reads zero at idle.so im thi...
2005 Subaru Outback i 2.5L Seatbelt VIN: 4S4BP61C55
Once you start to drive the car chime will go off on a regular basis. If you latch passenger seatbelt chime shuts off. No indicator lights and no codes. Passenger airbag light says off but if someone sits in seat it will switch to on. Our modis is of little he...
2003 Volkswagen Passat GLS 1.8L Clockspring VIN: WVWPD63B03
We've replaced the clockspring 3 times in this car, all with OE parts from VW parts dept. Every time except once the car stayed fixed for around a month and came back with a broken clockspring again. When it comes back broken you can hear it making noise inter...
2004 Volkswagen Jetta GL 1.8L Front clunk VIN: 3VWRE69M24
Hello everyone and HELP! I have this Jetta that is clunking pretty loudly from the right front. The clunk occurs at low speeds when the wheel is turn pretty hard to the right. It will let out a pretty good pop clunk from down by steering knuckle. The noise oc...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 Acura TL 2.5L MIL Lamp on VIN: JH4UA2658T
Fixed it with new Genuine Acura egr solenoid (aka egr frequency solenoid). The vacuum control valve that i explained in my update is supposed to step down the vacuum so what i was reporting was normal from the vcv. The egr solenoid, even though it bench tested... Trouble codes: P1491.
2003 Aston Martin DB7 GTA 6.0L Mechanical VIN: SCFAB42333
thanks every one for help , on this car I had just a bad coil back.
1998 Audi A6 2.8L Trans limp mode VIN: WAUAA24B7W
Got another transmission with the correct corresponding trans model (5HP-19) and correct trans code (DPS, instead of EKC), installed in the vehicle and everything appears to be working correctly as it should! Thanks for everyone's help!
2003 BMW M5 5.0L hydraulics VIN: WBSDE93473
Yes, we were using new, clean ATE SL (DOT4) brake fluid. The pads were Akebono Euro Ceramic pads. It's worth reiterating here, too, that the braking power was always good, even with the soft pedal feel. So for the sake of science, we switched back to the 50% i...
2006 BMW 330xi 3.0L MIL Lamp on VIN: WBAVD33536
Well, thanks to Carlos [...] think we got this one pinned down. According to service bulletin SI B11 02 08 there is a procedure to go through for this kind of issue. First is to check the oil filter cap and see if the plastic housing inside is still there, apparen... Trouble codes: P0012 (Cam Sensor A-over retarded), P0015 (Cam Sensor B -over retarded), 2A82, 2A87.
2003 Chevrolet Impala 3.4L Lighting VIN: 2G1WF52E23
didn't get much help on this one. had customer bring back when I could really dig into it more. hooked up scanner one more time and low and behold no more service vehicle message when the lights were turned on. let it sit a couple hours and back to the same th...
2007 Chevrolet Silverado 1500 LTZ 5.3L No Start VIN: 2GCEK19J77
Thanks to everyone who answered, all told me the module had to programmed to work and/or the fuel pump relay and fuse played not part in this particular system. Had vehicle towed to dealer, module programmed, no more blown fuses and vehicle runs. Was a little ... Trouble codes: U0109.
2003 Chrysler PT Cruiser GT 2.4L Stall VIN: 3C8FY78G73
with new trans stall is gone. my assumption is that something with the torque converter went bad causing to load the motor up to much. Thanks for all the input. Trouble codes: P0700, P1790 (Fault after shift), P0734 (Gear ratio error in 4th).
2001 Dodge Ram 2500 8.0L MIL Lamp on VIN: 1B7KF23W91
I have sent this vehicle to the dealer who has had it a little over a week and they have said that the vacuum to purge valve were incorrect. Have verified but will update if anything changes, thanks for all the responses that are listed below with their names.... Trouble codes: P0442 (Evap System Small leak detected), P1494.
2002 Dodge Durango SLT 4.7L Misfire VIN: 1B4HR48N92
I would like to thank all that replied. We found the running compression on bank 1 was 10 PSI lower than bank 2. The engine manufacture is sending us a replacement engine. Thanks again.
2005 Ford Explorer XLT 4.0L Fuel Gauge VIN: 1FMDU73E45
OK everyone, After looking closely at the wiring diagrams and following this circuit all the way back to the battery we found the issue. After passing one of the main 60 amp fuses it then goes to something they call a "battery saver relay", which is on the b...
2008 Ford Fusion SE 2.3L abs module VIN: 3FAHP07Z68
I know anyone with experience has done this. It is embarrassing, but after taking the module connector off and checking grounds first(I was sure this must be the problem). I did a voltage drop test, and found nothing wrong???Well that leaves power or communica...
2009 Ford F-150 FX4 5.4L Brake Lights VIN: 1FTPX14V99
Thanks for the input guys! I did check inputs at BCM, boo etc. could turn lights on and off with BCM. Then I couldn't get the lights to act up again. Did check vin with Ford, not under recall. Sent customer home. That night they came on again, customer s...
2012 Ford Explorer Limited 3.5L battery VIN: 1FMHK7F81C
Thanks to all of you who told me about the voltage drop method of finding parasitic draw. I knew about the method, but have just never used it before, it works very well. The actual draw that I had was 210ma not 240ma, but either way I found a 1.4VDC drop on t...
1997 Geo Prizm LSi 1.6L Steering VIN: 1Y1SK5264V
Well Im calling this one fixed. Most suggested a clogged resevoir. I pulled it off and did some extensive cleaning and all seams to be well now. Thanks again to all who replied.
2000 GMC C3500HD 7.4L starting
thanks for the repleys, it had a roting chassie ground to engine is the reson the starter dident work,,the reson it had no power on the dash missing fuses and some installed in the wrong places,customer realy did a number on this one made it a much harder job ...
2007 GMC Yukon XL 1500 SLE 5.3L MIL/Stabilitrak VIN: 1GKFK16397
After getting great help from everyone, the customer decided they did not want to invest in going into the engine and took it to a dealer and traded it in. Thank you all for your feedback and help.
2001 Lexus GS430 4.3L no crank VIN: JT8BL69S41
Ok..not fixed yet. Found a short in immobilizer. Fixed that still no start. Fuel pump not running. I have spark but no injector pulse from pcm. I have pcm on order. I will update after i get it. Thanks for the help.
2005 Mazda 6 S 3.0L Poor Idle Quality VIN: 1YVHP80D35
Thanks to all who helped on this one. I ended up replacing the spark plugs with the OE Motor craft plugs. That fixed the hesitation on acceleration.I found some evidence of oil consumption on cylinder 6, not too much that I would worry about as the customer wa...
2010 Mercedes-Benz GL550 5.5L Abs Module VIN: 4JGBF8GE3A
Some great information about abs module. To be honest I didn't want to work on it because I don't have much information on MB vehicles and experience. Thanks a bunch to everyone for helping
2001 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA31A31
Thanks everyone for the good info. I manage to talk to the customer into buying six oem coils from the dealership and like magic the code and engine light didn't return. I did try six new ones from autozone and they didn't work. When i used the new autozo...
2006 Porsche Boxster 2.7L engine VIN: WP0CA29876
well the customer is deciding to throw any more money at this car ,, i have a set of tensioners on order and have not had the time to get this back in the shop i went to great lengths to explain to the customer what was needed to properl...
2010 Subaru Legacy 2.5i 2.5L Unknown VIN: 4S3BMBK66A
Thanks for the help guys! Anthony found a self test on Identifix that did the trick-we scanned for faults- none. We replaced the compressor and expansion valve-all is well!! Greg and crew
2004 Volkswagen Beetle GLS 2.0L Lean off idle VIN: 3VWCK31C14
Hi there, Thanks for the input. Robert hit it on the head. The fuel pressure was a hair low, which would allow the engine to run pretty good but would drive the fuel trims high on acceleration. The key with this one is that when you started it cold(cold ... Trouble codes: P2177 (Fuel mixture lean off idle).
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