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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 9, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
1996 Acura Integra LS 1.8L wet carpet VIN: JH4DC4354T
I am working on a 1996 Acura Integra. Water is leaking into the interior on both sides and getting the carpet wet. The leaks appear to be coming in from right above the kick panels, running down behind them, and getting on the carpet where the kick panel touch...
2001 Audi A6 Quattro 2.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAUED54B81
Eng lt flashing, rough idle and misfire on accell. Codes regarding lh bank misfires and cam phaser. Upon visual inspection, a person has attempted to replace the timing belt. After some consideration, i decided to pull the front cover off the engine and check ... Trouble codes: P0304, P0305, P0306, P0346
2001 Audi A6 Quattro 2.8L Misfire VIN: WAUEH64BX1
Have this 2001 Audi A6 2.8 with misfire codes. (see list) appears to be the drivers bank of cylinder. checked fuel pressure. (70 psi) checked camshaft position sensor (ok) hear slight popping in intake at idle. no engine noise from chain tensioner. checked cam... Trouble codes: P1347, P0300, P0304, P0306, P0305
2004 Audi A8 Quattro L 4.2L gauges and lights VIN: WAUML44E74
Vehicle came in for seals and hose replacement at the engine oil cooler. We also noticed that the battery was low and upon testing failed a load test. Replaced the battery and now have a nightmare. The instrument cluster will not light up and the gauges are de...
2007 Audi S4 Avant 4.2L Misfire VIN: WAUUL78E77
This car has a constant misfire on cylinders 4 and 8, these are the most rearward cylinders in this 4.2 V8, both ignition coils and spark plugs have been changed on these cylinders, the compression is good on both, it is a dead misfire all the time, I feel tha...
1999 BMW 750iL 5.4L MIL Lamp on VIN: WBAGJ0337X
I don't do many high-end European cars, so your help is appreciated if you know BMWs. This car is owned by the manager of the auto parts store where I buy most of my parts. His only complaint is that the "Service Engine Soon" light is always on. Someone told h... Trouble codes: P0308 (Cylinder 8 misfire detected), P1456 (Manufacturer controlled auxiliary emission controls), P1461 (Manufacturer controlled auxiliary emission controls)
2003 BMW Z4 2.5i 2.5L SRS Light VIN: 4USBT33433
SRS Light on scanned for codes none in air bag system. Found fault in SIM 93E7 Undervoltage. Did some research found many similar problems pointing to seat occupancy sensor so replacxed sensor still light wont clear and code still exists.
2006 BMW 750Li 4.8L engine VIN: WBAHN83546
Hi folks. I have this BMW with HUGE amounts of vacuum in the crankcase. It is using about a quart of oil every two weeks. I cannot discern how the pcv system works or if the two pressure regulators on the back of the intake are part of that system. BMW told th...
2009 BMW 135i 3.0L Top VIN: WBAUN93529
Please tell me which is "#1 solenoid valve" and how can I determine the meaning of the right button flashing red.
1995 Buick Park Avenue 3.8L No Start VIN: 1G4CW52K0S
the vehicle is not receiving an injector pulse
2002 Cadillac DeVille 4.6L Automatic level control VIN: 1G6KD54Y92
Vehicle came in with left rear shock locked in up position -found shock broken internally, so replaced and vehicle came [...] down to uninflated level. Cleared C0060 code and came right [...]. Ran diagnostic per Mitchell and replaced RIM module. No change. Tried...
2002 Cadillac Escalade 6.0L Ebctm VIN: 1GYEK63N82
Hello GM gurus Originally this vehicle came for a "service stability system" indication with code P0286 and found that likely a MPA switch. Unable to get switch out without destroying. Replaced EBCTM with a preowned unit and now has code C0285 I can hear what...
1998 Chevrolet S10 LS 2.2L No Start VIN: 1GCCS1944W
Greetings techs. I've got this S-10 thorn-in-my-side that belongs to a really good customer that occasionally won't start after a cold soak of about zero degrees [F] or less. Since you never know when it's not going to start it's difficult to pin much down but...
2001 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEK14W71
Hi guys, I have this truck which was towed in from another shop. Customer was complaining of intermittant rough running and non start but it will not start at all now. Engine cranks over but will not catch. Distributer cap, rotor arm, coil and wires all loo...
2005 Chevrolet Cobalt LS 2.2L Low Beams VIN: 1G1AL54F45
Thanks Guys for your help this thing seemed like a no brainer. Low beam fuses both show ground ,when powered up low beams come on. Went to headlamp switch pink with white wire terminal E has power on it disconnected. I am thinking wire must be good going to re...
2006 Chevrolet Silverado 2500 HD LT 6.6L intake air heater VIN: 1GCHK29D56
Truck came in with complaint of lights dimming and ck engine light on found code 540 IAH circuit. Voltage bounces until code resets. Our problem is that mitchell wants the factory scan tool to diagnoise this code. Just woundering what the common problem is, th...
2009 Chevrolet Impala LS 3.5L alt.
sorry about the vin. but here goes this is more of a question for self education.car came in monday night customer said would not start in the a.m. (no crank) her husband twisted the cable connections at the batt. said they where a little loose and had some cr...
2004 Chrysler Pacifica 3.5L Head Gasket VIN: 2C8GF68404
Customer first brought it to me a month ago for an overheating issue. There was so much oil intrusion into the coolant system it looked like thick diarrhea. I flushed and flushed it till I had flow. I did a block test and it failed. I told the customer he was ...
2004 Chrysler Pacifica 3.5L Oil Preasure VIN: 2C8GM68494
vehicle came in w/upper hose blown off rad neck,reinstalled hose,pres test cooling syst & no leaks found,block test for hydrocarbons in coolant shows none-run ck fan operations-ok.no known cause for hose problem-cust request oil plug repair & will try out cool...
2006 Chrysler 300 C 5.7L Poor Idle Quality, Stall VIN: 2C3LA63H76
I see in the archives 2005 model year vehicles having problems with the fuel tank. I have driven the car with no problems, then filled it up and duplicated the symptoms and verified fuel in the evap purge line. I would like to know if this problem happens on t...
2003 Dodge Ram 2500 5.7L Electronic VIN: 3D7KU28D43
Hi all, have a truck in here with a no heat from vents complaint. Found the temp blend door actuator was not moving at all. Installed a replacement actuator and now the door is moving... most of the time. Occasionally when the ignition is turned off and back o...
1999 Ford F-250 Super Duty Lariat 7.3L Glow plug VIN: 1FTNF21F2X
Vehicle came in for injector cups & injector system overhaul Ie.orings,cups,GP,Gp relay,VC gasket & filters. when disassembled on cyl#5 the Gp was found to be broken in the head,this particular GP is 2 peice, bottom 1/2 slides into top 1/2 in g/p sleeve. The ...
1999 Ford F-250 Super Duty Lariat 7.3L High Pressure Oil Pump VIN: 1FTNF21F9X
Got a 2000 Ford 7.3, I put on a High Pressure Oil Pump(Ford Re-man) on 4 months ago on this customer's truck. About a month later its back in on the hook with oil all over the place. Found the high pressure oil leak coming from the gasket ( Ford Gasket) that s...
2001 Ford Windstar SE 3.8L Surges at highway speeds, multiple body/abs codes VIN: 2FMDA52431
Pulled the customer's codes and there are multiple body codes. There are no wires cut and these systems are still working. I'm wondering if a body control module may be at fault. I have no way of testing the module. Here are the codes that were pulled. b1145 D...
2004 Ford Freestar 3.9L interrior lights VIN: 2FMZA50624
What I have here is a 2004 freestar with no interior lights working when any door is opened.All fueses are good, lights work when you push switch in dome light all the way to the right (passanger side) and also will work with the dimmer switch all the way to t...
2004 Ford Explorer NBX 4.0L ABS Module VIN: 1FMZU73K64
Customer just came in with a braking complaint. Drove other night and applied brakes. The brake pedal was hard (wouldn't move) and vehicle went through intersection. Brought vehicle in today because brake pedal went to the floor and wouldn't stop. ABS pump not...
1993 Geo Metro LSi 1.0L Electronic VIN: JG1MR3366P
Car takes off in third gear, manually shifts great. Sometimes it will shift correctly. Have 2 other friends that have Geo's that are doing the same thing.
2005 GMC Sierra 3500 SLT 6.6L Cooling System VIN: 1GTJK39205
So common issue found through the forums. As stated I replaced the Tstats Took it for a test drive and it worked great thought all was good and it dumped fluid on me. So I pressure tested the cap and it would take 30lbs and not release, banged it on the bench...
1988 Honda Accord LXi 2.0L Hesitation, Stall, MIL Lamp on VIN: 1HGCA5540J
Can someone please remind me how to check the ses light on these dinosours!
2004 Honda Pilot EX 3.5L Heat VIN: 2HKYF186X4
Strange issue. If you leave A/C off temperature is normal, hot to cold. If you press A/C on temperature increases, at 60 degrees I have hot air out of the vents. Heater valve opens with a/c on and closes with a/c off. Seem backwards to me, help.
2004 Hyundai Santa Fe GLS 3.5L Hesitation, Cuts out, Stall, MIL Lamp on VIN: KM8SC13EX4
I can find little information on these codes. The vehicle is in limp in mode. Throttle does not respond until the pedal is apx halfway down. I can't find any information on our mitchel and could not find anything in the archives. When I backprobe the blue wire... Trouble codes: P2122 (Throttle Pedal Position Sensor D Circuit), P2128 (Throttle Pedal Position Sensor E Circuit)
2007 Infiniti G35 X 3.5L Varible assist power steering rack VIN: JNKBV61F97
We had replaced the steering rack on this car because it was leaking. It is varible assist and the new rack has the same solenoids and everything looks identical. We are experiencing no assist at idle but if the RPM's are raised we have normal assist. We've re...
2008 Infiniti EX35 Journey 3.5L Misfire, MIL Lamp on VIN: JNKAJ09F68
Vehicle came in with engine light on and flashing sometimes. Car misfires but only sets random misfire code. We changed engine oil because it was due to be changed but did not help problem. I swapped exhaust valve timing control position sensors to see if prob... Trouble codes: P0024, P0300
1991 Isuzu Trooper LS 2.6L fuel VIN: JACCH58E9M
This vehicle is a no start after rebuild. At first, had no spark no fuel. I have spark now but no fuel pressure at all. No pump with koeo or cranking, no pulse either. I have checked wiring and don't see what I am missing??? If I short the oil sender, the pump...
2008 Jeep Grand Cherokee Laredo 3.7L Misfire
Code po300 still comes back hot cold and not all the time Trouble codes: P0300
2006 Lexus GX470 4.7L Power Steering VIN: JTJBT20X86
Thanks in advance to all of you who take the time to help me out. My Customer's vehicle died while driving. He indicated that the battery light was illuminated and continued to drive untill it died. He had replaced the battery on his own a couple of days befor...
2003 Mazda MPV ES 3.0L No Start VIN: JM3LW28JX3
Van towed in no start wet/cold. it cranked and spit/sputered few cranks then started. Kept it for a few days and let it go, was fine ever since first start. Two days later same thing again, towed in no start, hasnt started since. Will crank strong and try to s... Trouble codes: P0051 (Left front ho2s heater fault)
1983 Mercedes-Benz 380SEL 3.8L No Start VIN: WDBCA33A9D
hey to all old school mercedes techs out there. got this 380sel that don't want to start. has spark with new fuel pump. the issue is FLOODING. removed plugs, cleaned them squart some oil in the cylinders to bring compression up. put the plugs back still fouled...
1986 Mercedes-Benz 560SL 5.6L heater VIN: WDBBA48D1G
Well this car had no heat, we tested the coolant and it was set at 50 below, we drained the system and replaced it with coolant that tests 25 below, and we also replaced the stat with a factory stat, We are getting upper hose hot lower hose cold , both on the ...
1999 Mercedes-Benz E430 4.3L Bas
Recieved vehicle for bas light coming on intermittent. Check all tire brakes on vehicle. Inspected all abs sensors and looked at data with das. Code c1025-003 keeps reappearing but will clear for a while. During light to mild acceleration seems to produce code...
1992 Nissan 240SX 2.4L Excessive Emissions, Poor Fuel Economy VIN: JN1MS36P5N
1 year ago we installed a sr 20 engine i did ran great for a year this week it came very rich blackish smoke no codes disconnect maf runs good install new maf same problem .maf disconnected injection pulse 2.8 ms maf connected jump to 12 ms.any idea would be w...
2006 Nissan Pathfinder SE Off-Road 4.0L MIL Lamp on VIN: 5N1AR18W16
The vehicle runs perfect with no issues, shop tech recommend front sensors, customer back in two days, check rear sensors and according to some post that rear 02 sensor can cause this issue. Checked sensors appears okay, recommend replacement. Upon road test l... Trouble codes: P2A00
2007 Porsche Cayman 2.7L All Shifting Points VIN: WP0AA29807
I have an issue where the car will not shift in automatic mode at all. Shifts fine manually with the paddle shifters. It will automatically down shift by itself in manual or automatic mode. Live data shows target gear and actual gear the same. Instrument clust...
2000 Saab 9-3 2.0L MIL Lamp on VIN: YS3DD35H3Y
First off, you Saab guys are great, helped me out a couple times and asking for 1 more. Did some valve work on this engine. Did not remove the intake or disconnect anything on the throttle body, just unbolted intake and pushed back a bit. After all together, a... Trouble codes: P1251, P1260
1999 Toyota 4Runner Limited 2.7L moniter not ready VIN: JT3HM84R7X
I have a 4runner with a readiness monitor for the evap system when it first came in I scaned for codes no codes presant I went into the moniters and found catalyst not ready evap not ready o2 sensor not ready I replaced the sensor and had cutomer put 85 miles ...
2008 Toyota Yaris LE 1.5L Srs VIN: JTDBW90390
Hi guys the air bags in this vehicle deployed as a result of an explosion nearby. The body shop bought a pair of air bags and was about to install them when they realize the the air bags that came out had one organge coloured connector and the new ones has tw...
2008 Toyota Prius Touring 1.5L Hot Water Storage VIN: JTDKB20U98
This vehicle came from a used car dealer and was a salvaged vehicle. The hot water storage tank was damaged in the wreck. The dealer put on a used one. (dented) The hot water tank is not getting hot or storing hot coolant. Water pump seems to work. We Removed ...
2001 Volkswagen Jetta GL 2.0L Radiator Fans VIN: 3VWRT29M91
With KOEO or KOEO radiator fans run continuously on low speed regardless of engine temperature or position of AC control. With key off, fans continue to run for exactly 5 minutes and stop. If you interrupt the power to the fan module by either pulling one of t...
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire VIN: WVWPD63B13
I have a turbo passat that runs great except at idle. There are also missfire codes stored for every cylinder. Acts just like a vacuum leak. I have checked all over for vacuum leaks and can not find any. I have smoke checked the intake and inner cooler system ... Trouble codes: P1297 (Pressure Drop between Turbo and Throttle Valve), P0300, P1128 (Fuel Trim Bank 1 Mult System too Lean), P1136 (Fuel Trim Bank 1 Add System too Lean)
2006 Volkswagen Jetta TDI 1.9L 3rd & 6th gear VIN: 3VWST71K06
She said the Jetta neutrals in 3rd gear and 6th gear once in a while. She pulls over, and turns off the car and restarts it. It seems to be good after that. But it might happen 4 times in a row. Our local trans shop does not overhaul this transmission. We coul...
2004 Volvo S40 T5 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: YV1MS68204
vehicle originally came in with check engine light on and misfire scan for codes volvo codes were ECM 3503 misfire,ECM 3523 misfire cyl 2, ECM 6814 turbocharger (TC) control. replaced turbo contrl solenoied, smoke tested for vacuum leaks "ok", replaced all plu...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Audi A6 Quattro 3.2L Mm1 VIN: WAUKH74F97
Hello To All, found with the bypassing the J525 sound module(amp) that the system works. The module is on order so it's best to just close this post. Thanks again
2006 Chevrolet Impala LS 3.5L power steering pump,gear VIN: 2G1WB55K06
First, I would like to say thank you to all that replied to my help request. I inspected steering components for binding and wear, no problems found. Preformed bleed procedure using mityvac as per GM specs, problem still remained. Install new OEM steering gear...
1999 Dodge Ram 1500 ST 5.9L Front Diff Lock VIN: 3B7HF13Z9X
2005 Dodge Sprinter 2500 2.7L Stall VIN: WD8PD74475
Thanks for all that posted replies. Since I posted the help, I haven't had time to get the van back to do any real checking on it. I'll take the sujections and see if I can figure it out. Thanks so much. Doug Trouble codes: P2124 (Injector bank circuit shorted to ground or voltage).
2008 Dodge Avenger SXT 2.4L Starting VIN: 1B3LC56K18
i forgot to tell u guys, it calm from another shop which they put a starter in it, they left the starter bolts loose whick a main ground goes too. soo i had a bad ground connection, car is fix. all is well thank you people for all your help
1990 Ford F-350 Custom 7.3L Long Crank VIN: 1HTSAZPM6L
Well still not fix we had another truck here and use parts to test. We had the hole fuel system on this truck and still long crank. We are going to try a fuel pump on this and see what happens.
2003 Ford Taurus SE 3.0L fuse 20 or 28 PDC VIN: 1FAHP58SX3
Thanks for all of the replies and those who took time to read this request. Despite numerous phone calls the customer hasn't returned any of our calls so for now it is parked outside and the snow keeps piling up on top of it. If and when the customer ever gets...
2004 Ford Taurus SE 3.0L MIL Lamp on
thanks all mike nailed this one somehow the grey /red return signal wire was not in the middle of the connector ? changed wiring and all is well 47k miles ? how would know had tunnel vision again bye bye Trouble codes: P0451.
2008 Ford F-250 Super Duty XLT 6.4L Unknown VIN: 1FTSW21R18
Finally got around to checking this one out. Removed the oil pan and found about a half inch of sludge in it so we opted for a long block insted.
2009 Ford F-150 XLT 4.6L Cuts out, Stall VIN: 1FTRF12W09
Well this nightmare is fixed. Thanks to all of you for sticking with me and giving me all the great ideas. After my last update the customer called and wanted to use the truck again locally for a few days, so they picked it up and on the second day it started ... Trouble codes: P0150 (Sensor circut bank 2 sen. 1), P025A, P0297 (Vehicle over speed condition), P0690 (ECM / PCM Power relay sensor circut high), P1000 (OBD systems readiness test not complete), U0109 (Lost communication with fuel pump control module).
2010 GMC Savana 2500 4.8L sfi VIN: 1GTZGFBA2A
thanks fellow tech reflashed pcm for alternator replacement vechile charging at specs thanks for the help fellow techs
2005 Jaguar X-Type 3.0L Cooling Systems VIN: SAJWA51C35
Ok - this Jag is finally fixed... After replacing the upper radiator hose assembly (it includes the t-stat) with a geniune jag part i still had the same issue. Further i checked the engine wire harness between the ect sensor and pcm for any voltage drop or res...
2004 Land Rover Discovery HSE 4.6L Driveshaft or Suspension VIN: SALTP194X4
I want to thank everyone who helped me. I ended up replacing the front driveshaft. It was binding when under a load probably from the centering pin and ball. I still had the 45-50mph vibration and after taking the car to a tire shop with a road force machine I...
2001 Lexus GS300 3.0L Unknown
I would like to thank all of you for the great advice. I'm calling this one fixed. THREE CRANK PULLEYS LATER... Well, it was another tooth missing off of the SECOND brand new crank pulley. Cleaned it out real good. Hopefully it won't come back again with anot...
2003 Lincoln Navigator 5.4L Air bags VIN: 5LMFU27R83
Sorry I can not give a whole lot of information on this request. First of all the customer is a used car lot and did not wanted to proceed with the repairs (too costly), also the wiring diagram on michell did not match the harness on the vehicle. I wish I cou...
1995 Pontiac Grand Am SE 2.3L Excessive Emissions, Misfire VIN: 1G2NE15D9S
well after replacing another coil cover and still had miss on 2, decided to do compression test, found compression good, decided after that to ohm spark plugs found that #2 plug shorted to ground internally. I guess thats one on me, never seen it in my 44 yea... Trouble codes: P0302.
1994 Toyota Camry LE 2.2L starting VIN: 4T1SK12E7R
Thanks everybody that help. Gary nails right on the spot. I test everything and it had power up to and from the neutral safety switch. power did not go through the switch. when i bypass the neutral safety switch, the vehicle start every time. Just waiting...
1996 Toyota Camry LE 2.2L engine
ty for all the info i found a donor 2.2 with a good lower end to rebuild
2002 Toyota Avalon XL 3.0L high beam, dash VIN: 4T1BF28B02
Problem is finally fixed. It had two issues, one being the body ecu. The red/blk wire going to body ecu wasn't grounding out the relay so replacing the bcm allowed the high beams to work again. The high beams were still dim and the high beam indicator didn't c...
2005 Toyota Prius 1.5L MIL Lamp on VIN: JTDK20U053
Special thxs to adam you hit it right on the head with the coolant control valve assy. We got one from the local dealer part #16670-21010 check engine light went out drove the car home about 30 miles drove back to work the next day. Went right to emmission and... Trouble codes: P1121 (Coolant flow control valve sensor circuit stack).
2006 Volkswagen Passat 3.6 3.6L abs VIN: WVWFU73C26
Most tech recommend a good module service center to check out the abs module for problems. I have personally replace them on older VW's and BMW's, but not on newer versions. This gives me more confidence in sending it out for repairs. We check wiring and fou...
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