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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 3, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2007 Audi A4 2.0L Bearing Noise VIN: WAUAF78EX7
There is a real bad bearing noise towards the noise cone area of the transmission. If you run the car on the hoist up in the air with the car in gear it's very obvious where it's coming from. There are no leaks the trans is dry. We would like to know if an...
2016 Cadillac Escalade Luxury 6.2L Misfire VIN: 1GYS4GKJ2G
hey guys 2016 escalade came in with a misfire narrowed it down to cylinder number 8 compression test even all eight cylinders found some articles about broken valve springs and sticking lifters removed valve cover rocker movement looks good switched coils ... Trouble codes: P0300
2012 Ford F-350 Super Duty XL 6.7L Right Front Brake VIN: 1FDRF3GT9C
vehicle concern: Customer states the brakes have gone through 3 sets of front pads in 15k miles. Test drove to verify concern, working well. Inspected brakes, new front calipers, pads, hoses, and rotors. rear calipers appear original. pads are at 50ish per...
2015 Ford F-450 Super Duty XL 6.8L intake manifold runner VIN: 1FDUF4GY5F
Truck came in with low power. Low end power is OK. At upper speeds and load the power tapers off. There is a squeal noise from intake manifold. Can not see IMTV working. Data says that the IMTV is "ON" at all speeds and RPM's. According to data the PCM wat...
2008 GMC Sierra 1500 WT 5.3L engine VIN: 2GTEK19J68
this truck came to us because of a engine noise another shop had done a cam, lifters, and lifter control manifold but still made noise we found a ticking noise at idle on some valves and at 1200 to 2000 rpm other valves made noise so we disassembled remove...
2012 Lincoln MKZ Hybrid 2.5L Compressor VIN: 3LNDL2L34C
Car came in for ac blowing warm. Found the compressor was not working. Pressures were both high and low side at 100psi. Replaced the compressor with a new one and now the pressures are low side 60psi and high side 150psi. The dash vents are left side 71 de...
2007 Nissan Xterra X 4.0L MIL Lamp on VIN: 5N1AN08W37
Replaced timing chains and all related tensioners and guides and water pump about 1000 miles ago because it had eaten the secondary chain tensioners like these often do. Now its back with the P0011 And P0021 codes. It runs fine, no driveability issues. At ... Trouble codes: P0011 (Intake Valve Timing Control B1), P0011 (Intake Valve Timing Control B1)
2011 Porsche Cayenne S 4.8L parking lights VIN: WP1AB2A29B
This car had that the parking brake in service mode light on I finally got it to reset by disconnecting the battery and letting it sit for about a hour. When the customer got home and tried to set the alarm the parking lights kept flashing when they turned...
2012 Ram 1500 ST 5.7L engine VIN: 1C6RD6FT5C
Hello. I got a ram truck that wiped the exhaust lobe of the #3. The truck ran but misfired on that cly. I put new cam and all lifters in this engine and they were all mopar. Now it won't start unless you are holding down the pedal and it runs like crap and...
2004 Suzuki Grand Vitara LX 2.5L Ac Data VIN: JS3TD62V94
Came in from another shop no ac found ac data reads over 800 degrees on evap temp,outside air temp & cabin temp.ran pinpoint test for the only code i have and led to replace control head , no joy. I feel the signal wire is shorted but cannot connect these ...
2002 Toyota Avalon XL 3.0L compressor VIN: 4T1BF28B12
I don't have a Techstream so i can't get all of the data. The control panel sends a ground (verified) to, accordins to diagram, the upper control panel which puts it on the buss to the pcm for compressor command. the pcm says compressor on:no. I can go int...
2009 Toyota Corolla S 1.8L No Start, Poor Idle Quality VIN: 2T1BU40E39
it will not start intermitently and when no start happens pulse width stays at 34 ms, when does start and warms idle is irratic @ 900 to 400

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1994 Ford F-150 XL 4.9L No Start VIN: 1FTEF15Y0R
thanks to all that contributed to our fix, end of the day the fix was the engine control module, the driver to ground the main relay would wig out at times causing the clicking and no start condition, replacement module and all is well, we followed and verifie...
2006 Kia Sorento EX 3.5L 4WD Inop VIN: KNDJC73356
Thank you for all of the replies. It required well over 20 PSI to get the front axles to engage and there is definitely no external leaks in the hoses or lines. This indicates the internal air operated actuator is leaking as air could be heard from the vent on...
2007 Mercedes-Benz GL450 4.6L air suspension VIN: 4JGBF71E07
thanks for the help guys i replaced the compressor and fuse box reassemblled all good thank you
2013 Porsche 911 Carrera 4S 3.8L Cooling Systems VIN: WP0CB2A92D
We ended up having two cars at the same time with the same Cooling System Malfunction warning on the cluster. Both cars are fixed and have been on the road for some time with no further issues. We have learned a lot through the process. Both cars had vacuum li...
1990 Saab 900 S 2.0L Poor Idle Quality VIN: YS3AK35DXL
still waiting on the custemer to see what he wants to do but have to close this for now because of time!! will reopeon when the ball gets rolling again!! Trouble codes: 12221 (mass air flow no signal), 12224 (mass air flow or o2 sensor).
2005 Toyota Tacoma 4.0L engine VIN: 5TELU42N75
Thanks for the suggestions from all of you. So i ended up leaving the transmission in the truck when i took the engine out. All you have to do is jack the transmission up about 1 inch with the motor still connected @ that will allow the motor mounts to come o...
2010 Volkswagen GTI 2.0L MIL Lamp on VIN: WVWED7AJ6A
I would like to thank everyone for their input. The customer didn't want to put any more money into this fine automobile. I think I have a leak somewhere in the air system but I just can't seem to find it. I unplugged the waste gate on the turbo and it still w... Trouble codes: P0299, P0087, P0341.
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