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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 12, 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
1986 BMW 325es 2.7L Poor Idle Quality VIN: WBAAB6402G
This car has a rough idle, worse when cold(almost like dead miss).Relative compression test showed all cylinders within 10% of each other. Tested with cylinder kill meter, all cylinders firing. Acts like lean missfire. Smoke tested and the only place smoke com...
1999 Buick Regal LS 3.8L HVAC ATC control VIN: 2G4WB52K7X
hey gang, here's another challenge Can't send this one away, it's my Daughters car! This began as an intermittent problem - the Automatic Temp controls stopped working - no response when pressing ANY of the select / mode / fan buttons; the blower fan comes on,...
2007 Cadillac SRX 4.6L block heater VIN: 1GYEE63A77
Does anyone know how difficult it is to put a block heater in these? The dealer told him it requires engine removal. He wants a quote. Alldata says .5 (not including time to access). I'd appreciate info from someone who has done this job. Thanks!!
1988 Chevrolet C1500 Cheyenne 5.7L No Start VIN: 1GCDC14K6J
Hello everyone,this truck came in on a wrecker,no start .it had no injector puls and no spark.i determend it was a icm,pute one in truck started right up,sent truck down the road.it came back two days later again no start.but this time i have injector puls,but...
2002 Chevrolet Silverado 3500 6.6L oil gauge VIN: 1GCJC33152
The problem is that the oil pressure goes up to 80 psi when the engine is revved (from 40 psi at idle or coasting). According to the specs. , it shouldn't be higher than 62.5 psi. We did an actual pressure test with a mechanical gauge to confirm the condition ...
2004 Chevrolet Impala LS 3.8L Stall VIN: 2G1WH55K84
This car needs to be driven and fully warmed up, then shut off and hot soak for 15 - 20 min. Will then start, idle flares up and back down one time and stalls. Turn key off and start again and it will run fine. Fuel pressure holds steady at key off & stays at ...
2012 Chrysler 200 Touring 2.4L MIL Lamp on, Limp Home Mode VIN: 1C3CCBBB3C
I have a customer with the above listed 2012 Chrysler 200. No problems till this AM. Started car and left for work. Engine light, ETC Light, and Traction Light came on. Shortly thereafter it apparently went into Limp Home Mode. So he did and took his other car... Trouble codes: P2173 (High Airflow / Vacuum Leak Detected - Slow Accumulation), P2110 (Electronic Throttle Control - Forced Limited RPM)
2004 Dodge Neon SXT 2.0L 2-4 Shift VIN: 1B3ES56C94
The car keeps throwing a p0846 and p0755 code. When watching data the car will rarely go into first gear when selecting drive. If you clear the codes and then put it in drive, it will select first gear but then stall out like the transmission is locking up. Af...
2003 Ford F-150 Lariat 5.4L Recirc - Door VIN: 1FTRX18L13
So customers complaint is that on MAX AC the Fan doesn't "kick up" we found that the Recirc. Door is staying open at times and not closing correctly not turning on the recirc. So after pulling down the glove box we confirmed the door moves smoothly so we are ...
2003 Ford Taurus LX 3.0L cooling fans VIN: 1FAFP55283
Hello all fellow techs out there and thank you in advance for any help,this car came in for a transmission repair,it was unable to be road tested as the vehicle wouldn't move.We rebuilt the transmission and torque convertor and reinstalled,road tested,and deli...
2003 Ford Excursion XLT 5.4L pressure readings VIN: 1FMNU40L63
Hello, truck came in with the low side at 75 psi and high side needle fluctuating really fast from 200 to 275 psi. The a/c blowing about 78 degrees from the front vent and about 66 from rear vents. I took out the orifice tube and it had some particles and al...
2007 GMC Envoy SLE 4.2L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GKDS13S27
Yesterday scanned, had a p0300 looked at misfire data using otc geneysis evo. Cyl. 4 & 5. Pulled both coils to watch spark #5 appeared weak yellow arc. When i replaced plugs all appeared darker than normal and #5 was fouled. The plugs were not that old gap was... Trouble codes: P0300 (Random misfire)
2005 Honda Odyssey LX 3.5L No Start, Poor Idle Quality, Misfire, no acceleration VIN: 5FNRL38255
ok all started with a jump belt, put timing belt back on, check compression and 0 at #4, leak down showed exhaust valve. dropped the whole cradle with engine trans, pulled the heads off sent em out, reassembled it all adjusted the valves, and back in went the ...
1997 Jaguar XK8 4.0L shift interlock VIN: SAJGX2748V
Customer had vehicle towed in because she couldn't get out of gear. After experiencing complaint we took the shifter cover off and checked for power to shift lock solenoid, there was no power going to solenoid.we checked fuses and fuse #7 on the drivers side f...
2000 Jeep Cherokee Sport 4.0L Hesitation
Will a Napa upstream o2 sensor work on this vehicle or do you have to stick with a oem sensor(twice as much)? Thanks dave
1980 Mercedes-Benz 450SEL 4.5L Stall VIN: 1160331209
Hi, A customer of mine towed this car in which is a 1980 450SEL to my shop which sat over 5 years and the customer had an issue for loss of power before he parked the car in his garage.The MB is in very good shape body-wise. I drained the old fuel out of the...
2013 Mercedes-Benz Sprinter 2500 3.0L Loss of power VIN: WDZPE8CCE5
Before i start!!! please know that the vin entered is for a 2014 mercedes benz sprinter. The freightliner sprinters that i have in my fleet are not recognized by the iatn software so i added a newer mercedes benz vin so that i could post to the tech help. Goo... Trouble codes: P2453 (Diesel particulate filter differential pressure sensor circuit range performance), P2459 (Diesel particulate filter regeneration frequency), P2458 (Diesel particulate filter regeneration duration)
2009 Mini Cooper S 1.6L Poor Idle Quality, Surge, Stall, Misfire VIN: WMWMF73539
I have a 09 Mini Cooper S that keeps producing code 2b64 Unmetered Air. The car runs extremely rough and will die every once in a while. A smoke test was done on the car and no large leaks were found. The smoke test machine recorded a extremely small .5mm leak... Trouble codes: 2B64
2002 Mitsubishi Montero Limited 3.5L Transfer case vibration VIN: JA4MW51R12
Hello techs, I have this 02 Mitsubishi Montero that has a very distinct vibration at 2000-2200 RPM's. It vibrates the whole vehicle and I can feel it distinctly in the steering wheel. Only happens at specified RPM's, no change on deceleration or acceleration, ...
2008 Saturn Outlook XE 3.6L Vibration VIN: 5GZEV13798
Intermittent steering wheel oscillation worst at 65-70mph goes away on coast or decel
2002 Suzuki Vitara JLX 2.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 2S3TD52V62
Hello IATN folks. This Suzuki originally came in with the a camshaft sensor code stored but no driveability issues. We cleared the code and let the customer go. The customer returned and asked to replace the camshaft sensor but no code was set and the vehicle ... Trouble codes: P0300 (Random misfire)
1999 Volkswagen Passat GLX 2.8L left front VIN: WVWPD63B8X
This roach came in with intermittent power windows on all 4 doors. I followed fuse 37 back from the fuse block and found / repaired a 5 wire splice on the red & white wire in the rear harness. The remaining problem is with the drivers window. You have to keep ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Acura TL 3.2L Water Leaks VIN: 19UUA66257
Pulled the evaporator out and found there's a Styrofoam insert under it that has a small channel on the passenger side for water to drain down due to condensation coming off of expansion valve, lines, and right side of evaporator. The channel is very small an...
2009 Acura TSX 2.4L Engine VIN: JH4CU254X9
thanks to everyone for the the help!! I ended up checking the cam/crank correlation using my scope. compared to a known good my waveform appeared to be off. I removed valve cover and checked engine timing manualy, and verified that the chain had jumped. Just t...
2014 Acura MDX SH-AWD 3.5L Mechanical VIN: 5FRYD4H46E
Thanks for the help, I really feel dumb sometimes. As you all said, 17mm hex on top of the transmission towards the firewall, hiding under some heater hoses. Special thanks to Bob from Mass for offering his phone number. I was going to call, but in th...
2013 Dodge Ram 1500 4.7L steering wheel
Unbelievable but this truck was fix at a alignment shop where they only do manual alignment. My alignment rack was check for true zero vertical and horizontal. It was off by an 1/8. On a horizontal angle my alignment rack sat 9/16 higher in the front than the ...
1996 Ford F-250 XL 7.3L Misfire VIN: 1FTHX25FXT
thanks for the replies, still working on this as time allows. going to close it out since it has been open so long. pulled injectors & sent out to be rechecked & they are ok. have not reinstalled yet. will update later. Thanks!!
2008 Ford F-550 Super Duty XL 6.4L No Start, died while running VIN: 1FDAW56R28
well we found the issue after the cab came off we found 6 rockers broken and bad pushrods but also found cam not spinning verified by removing cam sensor and using a inspection camera thru hole and rotated engine so this one will be getting a new engine ! I ha... Trouble codes: P0676, P0341.
1997 Jaguar XK8 4.0L condenser VIN: SAJGX2748V
Thanks for all the input. We decided to close this post because the customer doesn't want to replace the condenser. All the replies were helpful in our conclusion of a restricted condenser. The customer just didn't have the $$$ to repair. The condenser was my ...
2001 Jeep Grand Cherokee Laredo 4.0L 1-2 shift VIN: 1J4GX48S91
This vehicle is fixed. We had to rebuild it. I pulled the pan and found a broken clutch spacer ring in the pan. I tried adjusting the ban, removing the one way valve in the cooler hose, and adjusting the throttle tv cable. Nothing worked, then i decided that i...
2004 Mercedes-Benz E320 3.2L instrument cluster VIN: WDBUF65JX4
thanks to all that responded all was great help to get this one fixed. sent cluster off for repair. they said their was nothing wrong with cluster. said to check sam module replaced, did not help. replaced cluster and programed and all is good. thanks to all t...
2004 Mercedes-Benz E320 3.2L monitor not running
I over thought the process by reading OE and generic drive cycle info. It took 2 cold starts and simple consideration to just start, warm up, and drive normaly 10-15 minutes allowing the AIR to run. No coeds were stored, or it would not have ran. Up here a lot...
2001 Toyota Camry CE 2.2L Evap VIN: 4T1BG22K61
Thanks everyone for the help. Changed the cannister and the light has been out for a week. Would really like to find a way to get the valve to close just to be able to confirm there are no more problems but oh well.
2002 Volvo S60 AWD 2.4L hard starting VIN: YV1RH58D62
Vehicle is for sale so haven't got back to it awhile. Read all the posts and thank you. Didn't pull back out since I know excessive rust isn't issue. Did voltage drop from battery in trunk to starter motor and checked while cranking-value 165 milli-volts so... Trouble codes: 5200 (RPM sensor -manufacturer specific).
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