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Automotive Technical Discussion Forum

Professional automotive forum for all types of vehicle repair discussion that does not fit into one of our more specific technical forums. Discussions include both OBD and OBD2, engine performance analysis, diagnostic best practices, service information, vehicle standards such as J1962, J1939, J2534, OBD2 modes (e.g. MODE$06), ignition and fuel system analysis, alternative propulsion (e.g. hybrid, electric, natural gas), and more. This forum is for experienced automotive repair professionals only, membership required.

Continue to the description of our next automotive discussion forum, the Technical Theory Forum.

Recent Automotive Discussions in the Automotive Technical Discussion Forum

2016 Volt X100 Connector
04/26/2018 in the Technical Discussion Forum
[Electrical: 16 Chevrolet Volt Premier 1.5L] Iam putting this Volt back together and the x100 connector behind front bumper was damaged. It's the car side of the harness not the bumper side. The connector shell is not available from GM, I repinned it wit...
No Speedometer
04/25/2018 in the Technical Discussion Forum
Checked ohms at abs module connector back to wheel wss in rear axle and was in spec, checked white orange wire for 5v ref from pcm and thats good checked all grounds to module and there solid im lost.. replaced wss in rear axle for the hell of it asw...
04/25/2018 in the Technical Discussion Forum
I am at the end of my wits with this bus. I have a E-450 mini bus that had a vibration starting at 42 MPH and got worse the faster you went. Started in the floor and got worse the faster you went until it felt like a death shake in the steering wheel...
Programing Nissan ECU with update for P0101
04/25/2018 in the Technical Discussion Forum
[Driveability: 11 Nissan Sentra SR 2.0L] I was looking at the Nissan site and I do not know if I am reading this correctly. It looks like I need to download the Nissan communication software (NERS) and then the files for the task at hand...? Is that corr...
No start, multiple comms codes
04/25/2018 in the Technical Discussion Forum
[Driveability: 09 Mercedes-Benz C300 4Matic Sport 3.0L No Start] Vehicle was towed in for a No-Start issue. Original technician (who is no longer here at the facility) determined that there is an issue with the ESP. DIC displays the error message "ABS &a...

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