× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 3, 2012
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for All Makes and Models
Help Request Answers
2003 BMW X5 4.4i 4.4L Battery VIN: 5UXFB33563
This vehicle came in with battery going dead in 3-4 days. Alternator was replaced for 12v output. Now has 14v output. Battery was charged to [...] sat over weekend at shop, started up and checked fine on Mon. Customer took truck and came back next day wit...
2007 BMW X3 3.0si 3.0L MIL Lamp on VIN: WBXPC93457
we have a 2007 bmw x3 with the listed codes, I would like to know if the thermostat code turns on the cel and if anybody knows the ews-dme interface fault.We are going to start with the evap fault Trouble codes: 2EF5, 2A13, 2F4A
2003 Chevrolet Silverado 2500 6.0L Hesitation, MIL Lamp on VIN: 1GCHK24U13
Truck came in with p0300 code and obvious misfires that were cleared up with plugs and wires. He came back about a month later saying its doing the same thing and the engine light came back on. I drove it after checking codes (p0101 and p0200) and it drove fin... Trouble codes: P0101, P0200
2003 Chevrolet Venture LS 3.4L tps VIN: 1GNDX03E93
vehicle came in with po121 tps performance,it was jerking when accelerating.I replaced tps and now it has a very high rev.it has 5 volt referance,low volt referance,about 2v at idle and the ground is good. It shows tps % at 35 when in closed throttle position ...
2005 Chevrolet Avalanche 1500 LT 5.3L rear end VIN: 3GNEK12Z45
Customer complains of poor gas mileage & left rear tire skipping around left hand turns. Ive never experienced it myself,but was test driven many times.Customer states that its happened 4-5 times over the past 2 years.In the past 2 years only gets 11 mpg.any h...
2004 Chrysler Crossfire 3.2L Ignition Switch VIN: 1C3AN69L44
Ignition lock cyl will not turn. Steering wheel/column is NOT holding pressure against the lock cyl system. (Front wheels off the ground ... ) I've tried jiggling the key and steering wheel repeatedly, etc. Cannot rotate the lock cyl with either available key,...
2005 Chrysler 300 Limited 3.5L Poor Idle Quality, Hesitation, Surge VIN: 2C3AA53G45
Hi everyone thanks in advance,ok this car got towed into the shop about 3 months ago from a different shop,from my understanding its been from shop to shop and went to two different chrysler dealers in our area and still has the same problem.now this car is dr... Trouble codes: P2110, P0660
1998 Dodge Ram 2500 8.0L wiper operation VIN: 1B7KF23W6W
Wipers do not work. Has blown fuse, replace and blows right away. Tested wiper motor, bad. Install new wiper motor (aftermarket). Check wiper motor relay, good. Reinstall wiper trans, wiper operation restored. After wipers run for 10-15 minutes wipers will slo...
2001 Dodge Ram 1500 Laramie 5.2L Poor Idle Quality VIN: 1B7HC16Y41
towed in no start,plugs gas soaked,1 litre of fuel in oil,dumped oil cleaned plugs engine started but ran rich improved slightly when warmed up,checked sync was at 20 had to pull out distributor set to #1,then was able to set sync to 0 ran perfect,road tested ... Trouble codes: P1391
2006 Dodge Ram 2500 SLT 5.9L MIL Lamp on, Limp mode VIN: 3D7KR28C56
2006 Dodge Ram 3500 SLT 5.9L No brake lights VIN: 3D7MX48C56
The vehicle came in with a melted down A/C clutch,we replaced the compressor and necessary parts, we then noticed that the AC clutch would not disengage and set a trouble code of p0532 also a p0483 but from previous scans know that code p0483 had been in there...
1998 Ford Windstar GL 3.8L MIL Lamp on VIN: 2FMZA5148W
Hi everyone, I have a windstar I'm having a hard time with.Vehicle came in with a torn up synchronizer and cam sensor, it had been out before and had a repair pigtail on it. I replaced the parts reset the cam sensor cleared codes and started it up, p0340 came ... Trouble codes: P0340 (cam signal fault)
1999 Ford F-350 Super Duty Lariat 7.3L Cuts out, Misfire VIN: 1FTWW33F5X
I am not a diesel tech but my friend owns one and am trying to help. Vehicle will start ok but very quickly starts running rough if you drive it(missing)on more and more cylinders until it dies. To make a long story short, the fuel system is filling up with ai...
2000 Ford Focus Sony Limited Edition 2.0L obd2 drive cycle VIN: 1FAFP3430Y
car wont pass 0bd2 monitors ,cat monitor,evap monitor,02 sensor monitor or 02 heater monitor,, repl. pcm with used, no codes ,car runs good,,rear 02 sensor does not switch ,, followed drive cycle to the letter,, other monitors do not clear when you shut off th...
2001 Ford Ranger XL 2.3L Lifter noise? VIN: 1FTYR14D71
This truck had the head removed for valve replacement. The machine shop said they adjusted the valves. Upon reassembly, it has a very distinct loud tapping noise which was not there before the head work. It only happens at idle, below 1200 RPM. As soon as you ...
2002 Ford Excursion Limited 6.8L Mechanical VIN: 1FMNU43S12
Hello, This Excursion has a violent shudder when applying the brakes. We replaced the front pads and rotors at 116000 miles. Assumed it was the rear brakes. Replaced rear pads and rotors-same condition. Measured run out on all rotors-ok. Check driveshaft slide...
2003 Ford Windstar 3.8L Accessories VIN: 2FTZA54483
This vehicle came in with multiple electrical issues,no blower motor,power windows,wiper motor,or radio,basically anything running off the front electrical is inoperative,lots of body codes for whats not working,however we can turn on anything thats not workin...
2003 Ford F-350 Super Duty Lariat 7.3L Poor Idle Quality, Misfire VIN: 1FTWW33F53
This truck came in for check engine light. Had a code for icp pressure. Changed oil and code has not returned. Now to the running problem. Any time truck is started cold it idles and runs perfect until it warms up. When warm it runs fine underload but idles ex... Trouble codes: P0263, P0266, P0284
2003 Honda Accord EX 3.0L No crank VIN: 1HGCM66573
2003 Honda Accord Parasitic Drain We have a Honda that is giving us a bit of trouble. When the vehicle first arrived, the battery would go dead in 2 to 3 days. We checked the current draw and found a drop of 280 milliamps. During diagnosis we found that the b...
2004 Honda Odyssey EX 3.5L Iod VIN: 5FNRL18654
Hi and thanks for taking the time to read. I have a van in the shop that the battery goes dead every two days after sitting. have performed ignition off draw test and found that approx 110 milliamps are drawing on the battery after the key is turned off and ti...
2000 Jeep Grand Cherokee Laredo 4.7L Stall VIN: 1J4GW48N1Y
Howdy folks, I could sure use some input on this Jeep. We replaced the computer 8/3/2009 for a problem of stalling and not restarting - with stalling issue at any speed. Vehicle has been fine up until a week ago. Now the problem is a stlling issue - but only a...
2002 Jeep Liberty Sport 3.7L Cuts out, Stall, Misfire, MIL Lamp on VIN: 1J4GL48K32
I have tried everything I can think of on this vehicle. Compression good 135, leak down good 7% leak. Spark good, injector pulsing with new injector installed. Verified power and ground everywhere I could, this means good voltage drop test and load test. Pulle... Trouble codes: P0201
1998 Lexus GS400 4.0L ecm VIN: JT8BH68X9W
Hello Lexus guys out there I have a quick question.I am working on a 1998 Lexus GS400.It needs a new ecm dealer wants 1900.00 I have located a used one at a decent price (125.00) but I need to know does it need to be programed for antitheft??? Can I even use a...
1998 Lexus GS300 3.0L abs VIN: JT8BD68S0W
Hello Group,This GS 300 came in with a complaint of the ABS activating just before the vehicle comes to a stop. Another tech pulled codes and said the LF wheel speed sensor had too much resistance so he replaced it but the car is still doing this. I road teste...
1996 Lincoln Town Car Anniversary 4.6L Unknown VIN: 1LNLM82W4T
Came in with no heat from heater determined bad actuator and replaced. Seemed to work OK sent out the door. A few days later customer said it was erratic, sometimes only hot air, sometimes only cold. Checked operation when it came in and found luke warm air ...
2001 Mazda B3000 SE 3.0L OBD monitors VIN: 4F4ZR17U11
We've had this truck for well over a month and we cant seem to get the OBD2 readiness monitors to complete for the catalytic converter and oxygen sensors. We've monitored the front and rear oxygen sensors with a scanner and pinning them and they are switching...
2004 Mazda 6 i 2.3L pcm VIN: 1YVFP80C54
vehicle came from auction and 2 other mechanics and a dealership have had there go at it. the dealership after 3 days came to the conclusion that someone put a california emissions engine into a federal emissions vehicle. but 2 other dealerships i have spoken ...
1995 Mercedes-Benz SL320 3.2L 5th gear VIN: WDBFA63E0S
Hi guys, got this 95 sl320 that wont go into 5th gear. The transmission has been serviced with the correct fluid and filter kit but made no difference. All the other gears work ok. Im unable to retrieve codes at the trans computer since this car is too old.Is ...
1997 Mercedes-Benz E420 4.2L Poor Idle Quality VIN: WDBJF72F0V
Try this one out, car came in with high idle, engine light on, replaced air flow meter, clear light, car comes back 2 days later same problem,replace eta with known good unit, still have high idle, spray carb cleaner under intake car stalls, remove intake repl... Trouble codes: P0507
1999 Mitsubishi Diamante 3.5L Timing VIN: 6MMAP37P9X
Hello everybody. Got this mitsubishi here that was towed in. Sounded like the timing was off. Checked for spark - has none. Made sure the distributor was turning which it was. Checked compression 55psi. You can hear a squeeling noise almost like a camshaft loc...
2002 Nissan Xterra SE 3.3L Excessive Emissions, Cuts out, Stall VIN: 5N1ED28T82
this truck will cut out after running for about five minutes,after cleaning throtle still doing it, use the smog machine and will give me erratical readings fron 0 co to 10 also the o2 on the screen reading will change up and down maf sensor on snap on scanner...
1997 Pontiac Grand Am GT 3.1L valve seats fallen VIN: 1G2NW52MXV
Replace lifters on first time.
2001 Pontiac Grand Am GT 3.4L Unknown VIN: 1G2NW12EX1
customer states that the dome light comes on and off, the trunk opens, alarm goes off and the security light stays on. i went out to bring the car in and the battery was dead, i charged the battery and the car would start and shut off but the tach and all the ...
2008 Pontiac Grand Prix 3.8L Starting VIN: 2G2WP55278
Customer can in with no start condition say vehicle needs a alternator.did avr test and all ok.cleaned battery posts and sent her on her way.next day same condition.later she reveiled that after driving and and letting vehicle sit(hot soak 20-30 min) would not...
2004 Suzuki Verona LX 2.5L MIL Lamp on, lean condition VIN: KL5VJ52L44
thank you for all your help in advance. i have a 2004 suzuki verona 2.5L. vehicle runs fine but keeps popping codes p0171 and p0174 lean both banks. fuel pressure is at spec, replaced fuel filter, smoked engine and found no leaks but replaced pcv valve anyway.... Trouble codes: P0171, P0174
1997 Toyota Camry CE 2.2L tailamps,etc VIN: 4T1BG22K0V
Toyota Techs, please help, Car came into shop with tail lights and power door locks inoperative, also power windows working with key off. Tracked problem down to integration relay in fuse block. Replaced integration relay. All correct functions were restored t...
1984 Volkswagen Scirocco 1.8L Poor Idle Quality, Cuts out, Stall, Misfire VIN: WVWCA0533E
Hello all you vw techs--- we have this old vw scirocco in the shop that's driving me crazy!!! we've replaced all fuel components,except the fuel pump (pressure and volumn good).the problem is,when ever we plug in the frequency valve, the engine shuts off and ...
2003 Volkswagen Jetta GLS 2.0L Immobilzer VIN: 3VWSK69M23
I replaced the starter on this vehicle for a noise. I disconnected the battery to do so. Once completed the vehicle will start but immediately die. I do have the VAG scan tool. I thought it was the T-body because I had no throttle response. Adapted that with n...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A6 2.8L camshaft timing VIN: WAUBH64B01
Thanks for all of the replies. I got it running smoothly with no misfires. I had to adjust the driver side bank 2 chain timing by 1 more tooth. It was 2 links off when it got here. As far as the confusion of the number of links and marks and such, after counti...
1999 BMW 528i 2.8L abs VIN: WBADM6346X
Well, this car is finally fixed. The culprit was a rear wheel bearing. BMW does not use tone rings for their sensors. They read off the bearing itself. We labscoped the sensors until we finally got a small difference in the left rear. You can see into the area...
2006 BMW 525xi 3.0L coolant VIN: WBANF33506
Thank you everybody. The customer hasn't decided to bring the car in so I can fix it. If it comes back I will replace the cooler and repost as to weather or not it is fixed. I suspect you are all right but, the customer doesn't want to spen the money on a car ...
1999 Chevrolet Metro LSi 1.3L crank sensor VIN: 2C1MR2222X
i would like to thank everyone for your help. i tightend oil pan bolts and cleaned oil pan rust off. had to close air gap on crank sensor.starts and runs excellent!!! thanks again.
2004 Chevrolet Silverado 1500 SS 6.0L Unknown VIN: 2GCEK19N94
well thanks for all the help. there a broken wire somewhere inside the insulation so i swap out the seat harness and fix the problem...
2004 Chrysler 300M 3.5L No Start VIN: 2C3HE66G74
Sorry for the delay getting back on that Chrys 300. Well, it's been over three weeks with no up dates from the customer(seems this crank/no-start issue is even more intermittent during colder winter conditions). From help replies my thoughts are leaning toward... Trouble codes: P0016.
2008 Dodge Avenger SXT 2.4L heater VIN: 1B3LC56K28
well im gonna call this car fixed, heater core is definitly clogged, pulled it out & cut it open to see what clogged it & it has some clear gel like goop in it, customer says nothing has been done or added to system, makes a person wonder.
2003 Ford F-250 Super Duty Lariat 6.0L no power no boost
after installing the reman turbo and manually actuating the vgt solenoid it started to work but intermittently, we looked at other possibilities like the EGR pulled it out and it was suprisingly clean but still failed an EGR test so we replaced it anyway. The ... Trouble codes: P132B, P2263.
2005 Ford F-550 Super Duty Lariat 6.0L engine VIN: 1FDAF57P65
high pressure leak at injector #4 losing high pressure oil under oil manifold. injector physically broken at seat for manifold thanks so much
2005 Ford F-350 Super Duty XL 6.0L 4X4 low VIN: 1FDSW35P95
What was happening is that this truck needs to see little to no load on the driveline before it will allow 4X4 low. It needs to see 0 mph and neutral trans if auto, or in this case, the clutch pedal depressed. The clutch signal was changing at the 4X4 module w...
2004 GMC C5500 Topkick C5C042 6.6L Shifting VIN: 1GDE5C1174
Thanks to the folks who responded. After removing the valve body for inspection, we found what appeared to be electrical arcing marks in the bore for shift valve E. We are concluding that we had voltage arc through the valvebody when the short to 24 volts occu...
2001 Honda Odyssey LX 3.5L Ignition System VIN: 2HKRL18591
Thank you everyone for your replies. The problem is fixed. As all of the replies suggested, we went back through all the grounds in the area of the transmision that had been removed. All grounds clean and tight. Ben McClellan suggested going back over all the ...
2001 Honda Odyssey EX 3.5L fuel gauge VIN: 2HKRL18611
the Curcuit board behind instrument cluster apparently seperates causing intermittent failure. Honda sells the board seperately for just under 300.00 customer chose not to replace at this time.
2006 Honda S2000 2.2L Misfire, MIL Lamp on VIN: JHMAP21476
Thanks for the 14 great tech that offering help to my request. Yes the car did got fix yesterday and Honda taking care of 1/2 of the bills.I was at the Honda dealer to inspect the cylinder head the exhaust valve seat were cracked,shunk into head I could see ... Trouble codes: P0302.
2002 Hyundai XG350 3.5L Hesitation VIN: KMHFU45E82
Thanks for the help guys richard from cal. was right the relucter on the back of the crank gear had came off and wasnt picking up the right signal thanks again for the help this site has to be one of the best tools a tech could have everyone on here is grea...
1999 Jeep Grand Cherokee Laredo 4.7L engine VIN: 1J4GW58N5X
Thank you for the help. It did turn out to be CAM jumped 1 tooth, easy fix runs perfect. First thing when these codes come up should be to pull valve covers and check timing marks , seems very easy for chain to jump .
2002 Jeep Liberty Limited 3.7L Heater VIN: 1J4GL58K82
Some of the replies centered around a headgasket problem even though there was no signs during 2 block checks for gasses in the coolant. It was also suggested to use vacuum to fill the system which we had done. A radiator cap was suggested and to also have the...
2008 Jeep Patriot Sport 2.4L ignition VIN: 1J8FF28W88
Thank you to all who replied to this post, it was definately a learning curve in our shop... Vehicle was taken to dealer and what I am told they found a bad wire from the TIPM to the WCM.
2003 Kia Sorento EX 3.5L Poor Idle Quality VIN: KNDJD73393
Many thanks to all who took time to reply. Benjamin had it right. I would also like to thank Mark Sosnowski for posting this exact problem on the Forum of iatn. When Benjamin said you could reverse the sub-harness I wasn't quite sure what he meant.Looking at ... Trouble codes: P0303 (Misfire 3), P0305 ([...]), P0306 ([...]).
2007 Land Rover Range Rover HSE 4.4L oil reset VIN: SALMF15457
Have to buy some special reset tool for Land Rovers. Thank you.
2002 Lexus RX300 3.0L Hesitation, Misfire, MIL Lamp on VIN: JTJHF10U52
Hello all, it seems that the goal of this job was to pass NJ inspection which finally happened. Im afraid it wasnt running 100% when we finished. There were a couple references to the A/F sensors, but I discounted those as the problem was occurring on star...
2004 Other European Vito 111 CDI 111CID No Start VIN: WDF6396052
no valid info. if I ever find out what is going on with it I will post and let everyone know what was found. Trouble codes: 21230.
2004 Porsche Cayenne S 4.5L Hesitation, Misfire VIN: WP1AB29P14
It was as simple fix as one ignition coil. We did so many direct ignition coil problems in other German cars. This time we just went wrong path because of time consuming ignition coil access and our faulty fuel pressure gauge. From replies it looks that ignit... Trouble codes: P0011 (A camshaft position timing over advanced B1), P0301 (Cylinder 1 Misfire), P0199 (Engine oil temperature sensor intermittent).
2001 Subaru Forester L 2.5L MIL Lamp on VIN: JF1SF63511
There is a small line on this car that goes from the tank pressure control solenoid (located above the charcole canister) directly into the vent soenoid (located to the right of the charcole canister) hose. This hose vents directly to air. The steel junction... Trouble codes: P0440 (Evap system failure).
1995 Toyota 4Runner SR5 3.0L abs VIN: JT3VN39W2S
Replaced ABS control unit took care of the problem. Thanks for all the replies.
2001 Toyota Sequoia SR5 4.7L converter? VIN: 5TDBT44A91
It was indeed the torque converter being locked up. Parts ordered and I know that will take car of the issue Thanks for all who responded, it sent me on the right track!
2002 Toyota Corolla CE 1.8L MIL Lamp on VIN: 1NXBR12E42
Ok, this might surprise or make all of you (including me) wonder how this could possibly solve the issue. Just like most of you suggested to check for leaky valves or intake manifold gasket which in my case was an aluminum manifold so i didn't have that, well... Trouble codes: P0171, P0300, P0302.
2003 Toyota Tacoma DLX 3.4L MIL Lamp on VIN: 5TEWN72N33
Thanks to all. It turned out to be a bad injector. Keep in mind that a misfire was never felt while driving this vehicle. I found it by driving with the Modis in misfire PIDs under many different conditions. On rare occasion I would get 3 -5 misfires on #1, I ... Trouble codes: P0301 (Misfire Cyl. 1).
1973 Volkswagen Transporter 1.6L Lighting VIN: 2222215461
yes you all were right the customer had a repair manual with wiring diagram built that way
1997 Volkswagen Jetta GLS 2.0L No Start VIN: 3VWSA81H3V
After I found and addressed to customer about various other problems needing repairs during diagnosis for no start, customer decided to junk the car. So I stopped check out and car has been scrapped. My diagnosis at that time indicated a defective, intermitten...
2006 Volvo S60 2.5T 2.5L MIL Lamp on VIN: YV1RH59266
Thanks for the input. We replaced the exhaust cam reset valve. We did not see anything wrong with the valve. The oil was good and clean. The customer just called and has driven 200 miles without the light coming back on. Trouble codes: P0027 (Exhaust camshaft control).
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next