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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 8, 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 Chevrolet Epica LS 2.5L No Start VIN: KL1VB52L74
vehicule got towed in crank no start. customer had boosted back wards. I have communication codes, no spark no injector pulse, fuel pump is primeing. biggest concern for me is I cant find any info Mitchell dosnt have epica as an option, anyone else found a com... Trouble codes: P1671 (Comm error), P1673 (Comm error)
2002 Ford Explorer XLT 4.0L Transmission/Transfer Case/Differential VIN: 1FMDU73E42
Customer put this vehicle into four wheel drive for the first time since he has owned it. He used 4WD because we had a lot of ice on the roads and he drove around on the ice a bit and now it makes a clunking noise. The clunk occurs right as you are coming to a...
2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L Hesitation, Poor Fuel Economy VIN: 1FTNW21P94
After replacing head gaskets,egr cooler,and oil cooler. The truck has no power from stop.hot or cold.also when it starts it idles low and sounds flat.no codes. Removed intake and rechecked.checked icp and ebp for bias and compared with baro, all readings check...
2007 Jaguar X-Type 3.0L Unknown VIN: SAJWA51A67
Vehicle came in with a whine/scream noise between 25 and 30 mph. Initially we were not told that it happened only cold and would go away after driving for a while. We had difficulty reproducing it on the hoist but it was very loud driving down the road. Eventu...
2003 Nissan Altima 2.5L Poor Idle Quality, Surge, Misfire VIN: 1N4AL11D43
New cats, coils and plugs, the car will idle well, and has a relatively smooth powerband under light to moderate acceleration. Heavy accel presents a heavy misfire, p0301 and a pretty noticable amount of popping from the exhaust, however once your out of the g... Trouble codes: P0301
2001 Oldsmobile Silhouette Premiere 3.4L defrost function VIN: 1GHDX13E81
alright, this one came in for a complaint of defrost inop/not blowing out defrost vent. another tech here looked at it, and rec. a mode door actuator. installed, still doesnt work and now its my problem. when looking at linkage/ motor under drivers side dash y...
2004 Porsche Cayenne Turbo 4.5L MIL Lamp on VIN: WP1AC29P64
OK, 3rd time in for P2403 Evap Emission system leak detection pump sense circuit/open. Freeze Frame Data: 1160 RPM, closed loop, 138 degrees F. ECT, STFT B1 & B2 -6.2, LTFT B1 0, LTFT B2 -1.5, 17 MPH, 2.4% calculated load. Tested purge valve & purge air line ... Trouble codes: P2403 (EVAP Emission System Leak Detection Pump Sense Circuit/Open), P0011 (Camshaft Position A Timing Over Advanced or System Performance Bank 1)
2011 Toyota Sienna SE 3.5L break discs VIN: 5TDXK3DCXB
Hi. One of my customers who owns TOYOTA SIENNA provided TOYOTA of AMERICA complained about his car was sometimes indicating ABS warning light,"check VSC""check ABS"messages were displyed on a center disply and dragging breaks at the same time. I aske d him Ho...
2006 Volkswagen Passat 2.0T 2.0L Excessive Emissions, Hesitation, Surge, MIL Lamp on VIN: WVWAK73C36
The problem is the intercooler hoses are sucked flat at idle, if i remove the map sensor they return to their original shape. I have changed those intercooler hoses thinking they were just defective,but same issue.I have taken the the waste gate vale off the t... Trouble codes: P0106, P0236

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1998 BMW 328is 2.8L Ign key spins VIN: WBABG1324W
Jan from Pennsylvania had the winning reply. I am quoting him directly: "The purpose for the lock cylinder spinning is to deter theft. The lock cylinder will spin freely if someone were to try to turn it with a screwdriver or something other that the correct...
2005 Cadillac SRX 3.6L Misfire, MIL Lamp on VIN: 1GYEE63765
Good afternoon,Thanks for all the help,the problem was the ecm as I thought.After two days the car finally acted up with the lab scope and scanner hooked up.The injector command on the scanner #2 injector went to 0. By the way, the day before the injector sco... Trouble codes: P0202.
2002 Chevrolet Suburban 1500 LT 5.3L No Start VIN: 1GNFK16Z52
A hearty thanks to each of you for the excellent advice as usual. The problem turned out to be a bad ING1 relay in the underhood panel. Probably the biggest hindrance to finding it, was not leaving the vehicle outside in the cold overnight. Happily found it in...
2007 Chevrolet Tahoe LTZ 5.3L Excessive Emissions, Misfire, MIL Lamp on VIN: 1GNFC13JX7
thanks for all of the replies on this post. what I ended up finding was that the dod lifters are not opening the valves on that cylinder intermittantly. so I suspect what was happening is that the intake port was flooded with fuel and when valves did start to ...
2004 Chrysler PT Cruiser 2.4L Poor Idle Quality VIN: 3C4FY48B44
I thought i closed this already. I attempted to reset the mounts like recommended multiple times with no success.. We decided to just get chrysler mounts and after i installed them without even adjusting the torque struts the engine runs smooth. with no vibrat...
2012 Chrysler 200 LX 2.4L Hvac VIN: 1C3CCBAB9C
I replaced the heater core and the radiator and that fixed the problem. I cut apart the heater core and it was plugged over 70%. The junk that was in there was pretty hard, too hard to flush out.The blockage was the worst starting on the right side, the side f...
2006 Ford Mustang GT 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1ZVHT85H66
Sorry about the delay on the fix of this vehicle. It turns out the customer had previously replaced the plugs and coils two weeks prior to bringing it to us. We replaced number 5 spark plug and reset everything. Number 5 injector came back to life and all is g... Trouble codes: P0174, P0305.
2001 GMC Sierra 1500 SL 5.3L Poor Idle Quality VIN: 1GTEK19T61
Looks like we finally got this one fixed . I had to replace PCM with latest update. This also took care of a Inop. odometer & gear selector in cluster. Thanks a lot for all the high quality input you IATN techs offered up, Thanks again guys..
2006 Mazda 6 Mazdaspeed 2.3L clutch VIN: JM1GG12L16
The problem was the excessive play in the crankshaft. We installed the remanufactured engine. No more vibration. Thank you to everyone who participated. You guys are the best!!!
2000 Toyota Land Cruiser 4.7L Fit & Finish
Well the land cruiser finally returned and I apologize for the delay I did receive tons of great tips about the problem it shows you guys really know your Toyotas.For all of you guys who said to manually operate the door locks,meaning one person per lock, did ...
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