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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 26, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2001 Audi A6 Quattro 2.7L Radio % Obdii VIN: WAUED54B01
2001 audi a6 2.7 dohc. Currently unable to communicate with scan tool & radio does not turn on. When scan tool is plugged into obdii link i have to power to turn on scan tool but when trying to scan the computer it will not connect. Also radio does not turn on...
2003 BMW 330i 3.0L Engine VIN: WBAEV53473
Car came in with moderate sized oil leak coming from the left side of the engine. The pan looks OK as does the Valve cover. Customer took the car and will return when I have the gasket or part. But I don't know what is on the left side of the engine below the ...
1994 Buick Park Avenue Ultra 3.8L super charger VIN: 1G4CU521XR
This is an m62 supercharger. I need to change the coupler. Is there a plug on the nose assem. to remove/add oil, or does the complete blower have to come off in order to remove old/add new oil? I know the m90 model has a plug to remove/ add new oil, but can't ...
2006 Cadillac STS 3.6L timing chain VIN: 1G6DW67766
Hey guys we have a caddi here my buddy is looking to buy. It has a noise in the front, like a timing chain noise, and I want to steer him in the right direction. We can pull the oil filter cap off, and we can hear that the noise is louder--which definitely sou...
1999 Chevrolet Tracker 1.6L stalls in reverse
this is more to help others if they have this problem. it is fixxed and i figured that maybe it might help out others so they dont need to test for days like we did. the problem is that when vehicle sits fo 30 min or more and you put it in reverse it stalls if...
2005 Chevrolet Cobalt 2.2L 1-2 shift VIN: 1G1AK52FX5
Merry Christmas, The shop obtained this car with a bad engine so that was replaced with no issues but the trans does shift correctly only seems to have 1st and 3rd. It has code PO974 to do with 1-2 shift solenoid which shows a fault on the scan tool and PO700....
2001 Dodge Grand Caravan Sport 3.3L Pcm VIN: 2B4GP443X1
A good customer of my son's shop crashed her vehicle and damaged her left front bumper and fender. Upon impact it quit running and would not restart. It was then towed to a nearby Dodge dealership for diagnosis and repair. The dealership's invoice reads as fol...
2013 Dodge C/V VAN 3.6L # 3 Cyclinder
I have this 2013 dodge c/v van that has a 3.6 cylinder engine with a misfire number 3 cylinder ok here goes is it in the back head in the middle thats what i am thinking i have a ticking noise coming from there what problems do you guys see with these engines ...
2004 Hyundai Sonata GLS 2.7L Obdii VIN: KMHWF35H34
We found no codes in system. The tech checked oxygen sensor performance and said the sensors are switching. He checked resistance on B1S1 & B2S1 oxygen sensor heaters and found 4.6 ohm on bank 1 & 4.1 ohm on bank 2 at approx. 100 F. He later checked resistance...
2003 Jaguar XK8 4.2L DSC System Fault VIN: SAJDA41C33
Hello IATN Techs, l don't get to see much jaguars in my garage but I got a 2003 jaguar xk8 with a C2785 fault code. I don't have any description on alldata regarding this code. ABS module was sent in to BBA Reman and checked out ok. After talking to Identifix ...
2000 Porsche Boxster Roadster 2.7L cable VIN: WP0CA2981Y
The release cable for the rear hatch is broken and we are trying to find a way to replace this cable with out removing the convertible top. They ran the cable along with the wiring to the rear of the car in a plastic Chanel ,tie rapped together. If someone has...
2001 Toyota Prius 1.5L Hybrid system VIN: JT2BK18U51
Ok so this guys brings this hybrid to me with a no start condition. He just bought it used and it died on him 20 miles after. I get the car and do an initial inspection on it. The monkeys over at the used car lot decided it would be a good idea to pry open the...
2004 Volkswagen Jetta TDI 1.9L many VIN: WVWSR21J04
Routine clutch replacement in this BEW Jetta wagon. I have done many of these. After connecting the vehicle battery as the final step, I attempted to start and road test. Engine starts and stalls repeatedly now. Yes there is a 17978 DTC engine start blocked b...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Audi A4 1.8L compression VIN: WAULC68E45
Alright gents, thanks for all the input. I had the head pressure checked when it was getting resurfaced and tanked. Passed fine. Leakdown was also good, as was the vacuum gauge readings (showed a tiny bit of flutter but nothing alarming). I pulled the head and...
2006 Audi A3 Quattro 3.2L Emission VIN: WAUKD78P06
we replace valve cover assembly ,update the ecm to latest version these took care of all problem ,thanks to all that take their time to offer help .
1998 Chevrolet K1500 Cheyenne 5.7L transfer case VIN: 1GCEK14R1W
Thank you to all that replied. This one turned out to be a bad TCCM. This Vehicle did have the 241 3 button transfer case so after grounding pin 13 came up with a trouble code 1. Orange wire checked out ok so replaced control module and all is well.
2002 Chevrolet Trailblazer LS 4.2L Mode controls VIN: 1GNDT13S32
*** Incorrect part for defrost (mode 2) actuator *** Hello friends. Well this one is in the books. Turns out Steven from SC gave the clue that got this thing done finally. What he suggested was that we were probably getting the incorrect part from our sup...
2002 Chrysler 300M 3.5L Stall, MIL Lamp on VIN: 2C3AE66G72
Happy Holidays and Thanks to all who replied. Replaced Valve Body and Solenoid Pack. Special thanks to those who told me to follow the diagnostic tree. There was also a code of 841 along with the 1776 code.. Per a TSB from Chrysler (stating that if the pack is... Trouble codes: 138 (oxygen sensor 1/2), 0441 (purge), 731 (1776 -), 1776 (831 -), 831.
2000 Ford Taurus SE 4-Valve 3.0L 180m Psi VIN: 1FAFP56S2Y
Well the nightmare is over,we got hit with six head gasket jobs at the same time, so the service manager was helping us and put the crank sensor tone wheel on the wrong way,I told him to make sure the word front faces out and he did I checked it but Ford for ...
2006 GMC Envoy XL Denali 5.3L engine VIN: 1GKET66M26
Hi and thanks to all who took the time and replied .Sorry for the extra time to summit the fix. We had to put this vehicle on the back burner for a while until we got caught up a little bit. Most every body had some good ideas . I do understand the thoughts ab...
2007 GMC Sierra 3500 HD SLT 6.0L bcm/ VIN: 1GTHK33K27
1999 Honda Passport EX 3.2L Back Up/ Turn Fuse VIN: 4S6CM58W7X
Thank you for all the replies, FYI: There was no trailer light wiring or hitch on this vehicle, that was the first thing I checked. Actually the Neutral Safety Switch did fix this vehicle. The fuse that blew after the car left our shop was a different circuit ...
2009 Honda Odyssey Touring 3.5L axle spline VIN: 5FNRL38869
replaced both axles, both hubs and bearings with honda oem parts and van is quiet now no more noise.
1995 Land Rover Range Rover County Classic 3.9L Spark VIN: SALPE1243S
I received thre replies, all of which suggested the CKS as the most likely cause. After I ghot the 1st one, I ordered the sensor and installed it. That was on X-Mas Eve, so I had no time to test the car out until today. I have driven the car for over 1 hr. wit...
1979 Mercedes-Benz 300CD 3.0L No Start VIN: 1231501200
After the valve adjustment the compression was minimally improved on a few cylinders. As many of you suggested the valves were very tight and needed adjustment. Pre adjustment compression: 100-150 psi Post adjustment compression: cylinder 1 230psi 2 - 200p...
2003 Mercedes-Benz C320 3.2L srs light on VIN: WDBRF64J83
Customer declined any repairs or diagnostics on this one.Thanks to all those that replied.
2009 Mercedes-Benz S63 AMG 6.3L Unknown VIN: WDDNG77X59
Sorry it took a while for the update, I was waiting on the drive shaft to arrive. Install the drive shaft & the car drove like dream as suppose to. Thank You Guys
2008 Nissan Altima SL 3.5L compressor VIN: 1N4BL21E58
Thanks to all for the replies. Found the signal return from the ambient sensor to the A/c head and IP was open thru the IPDM. New IPDM and back in business. Happy Holidays Doc
2002 Toyota Tacoma Pre Runner 2.7L Hesitation, Misfire VIN: AHT33UNG90
A big thank you to everyone! Although the vehicle is not fixed yet (the client appearantly has not got any other vehicle to work with at the moment and opted to drive it as it is until he can spare it again..!?!), has this been a learning curve. I think the n...
2006 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWST71K46
Thanks to everyone that replied!! This was a real problem child. Most replies had to do with tests that I have already performed. Some pattern failures that these engines have, according to the replies, are clogged catalytic converters and blown turbochargers....
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