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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 19, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2002 BMW 540i 4.4L Electronic VIN: WBADR63402
we have this 540i in our shop that came to us with ABS light on , has code 92 for the pre charge pump. we diagnosed a faulty ABS module , replaced module with dealer item and programned , same fault , replaced precharge pump with used unit and same fault. ...
2003 BMW 330Ci 3.0L Convertible top VIN: WBABS53473
When i push the open convertible top, the orange led light next to the switch lit up . The convertible top does not open. I cannot hear anything at all, switch or motor. What is the most common problem on this car???
2013 Hyundai Tucson GLS 2.4L Air conditioning VIN: KM8JUCAC8D
Customer brought truck in with intermittent ac shut off. Ac stops working then suddenly starts to work again. Computer shows ac clutch on and ac commanded on. Clutch spinning. When stop working pressure reading 120-130 on scan tool and voltage for pressure...
1994 Infiniti J30 3.0L Excessive Emissions VIN: JNKAY21DXR
Hello everyone and thank you for taking time to read this post and offer help. This car came in in the described state no codes because battery was dead. it will run with the fuse for fuel pump removed from the under hood fuse box but if you put it back it...
2013 Lincoln MKX 3.7L 475psi high side VIN: 2LMDJ6JK8D
The customer complained that at times, there was no cooling. After installing a scan tool and driving, found that the high side AC pressure pid would go to 475PSI. When checking with manual gauges, found the pressures the same between manual gauges and sca...
2007 Mazda 3 S 2.3L A/c relay VIN: JM1BK34397
No compressor power. No ground from PCM to relay. So far we have tried Evap sensor and pressure switch. I can activate the compressor with my scanner, yet when I do, the cooling fan does not come on. We have a solid ground from the A/c control head to the ...
2011 Porsche Panamera S 4.8L Mechanical VIN: WP0AB2A75B
after doing above coolant leaks on engine-transmission now hesitates and seems to slip when driving-makes a funny scraping noise and the tach jumps slightly when the noise occurs-valley in center of engine was full of coolant upon disassembly-could coolant...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 335xi 3.0L Rear crank seal VIN: WBAVD53548
Big thanks to everyone who replied. It is a twin turbo and you all confirmed what I was sure of. The PCV system needs to be replaced (valve cover) along with the rear main seal. Good news is I don't need anything special to remove the seal :-0. I am also certa...
1972 Chevrolet C20 Pickup 5.7L Excessive Emissions VIN: CCE342Z157
The customer's phone number is no longer working, and the last we talked with him, he told us that after the vehicle sits for hours or over night, the truck takes a bit of cranking before it starts. So most likely the carb is leaking out the bottom of the main...
1995 Ford F-350 Eddie Bauer 7.3L No Start VIN: 2FDKF38FXS
Thanks for all the replies. Customer declined further service and towed it away. The compression was low. I was looking for information on the position of the harmonic balancer when #1 is on TDC compression or overlapp. Still looking.
2006 Jeep Commander Limited 4.7L Electronic VIN: 1J8HG58N56
Aftermarket selo pack (dorman) Reman & junk. Used OE mopar and off we go. Thanks guys junk How many more times do we get bit.
2007 Mazda 3 S 2.3L Compressor VIN: JM1BK34397
Not fixed yet. So far we have tried Evap sensor and pressure switch. I can activate the compressor with my scanner, yet when I do, the cooling fan does not come on. We have a solid ground from the A/c control head to the Passenger JB when the A/c is requested....
2007 Saturn Vue 3.5L Compressor VIN: 5GZCZ534X7
Wanted to thank all the members who replied and took the time to share their knowledge. Vehicle got put on the back burner for a few days before we were able to bring back in. Ambient temp sensor as well as ECT sensor all were reading properly. Plenty of ref...
2003 Volkswagen Beetle GLS 2.0L Driver power mirror VIN: 3VWCK21Y03
Thanks for all the help everyone. Load test on red/yellow wire at the driver door module could not fully light a bulb. Found corroded wire inside door jamb. All working now.
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