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

	2005 Ford smart junction box 10/17/2018 in the Technical Discussion Forum I replaced a smart junction box on a 2005 Ford Taurus. I do not program many modules. We have the IDS, went to the program new modules and the smart junction box was not listed. Checked the network and the new box is talking and it fixed the issues the ca...
	4.6 Ford Crown Vic Lifter noise 10/16/2018 in the Technical Discussion Forum Woking on 2011 Crown Vic with ticking/tapping noise. Noise coming from left rear valve cover. Sounded like lifter and/or follower noise. Pulled valve cover to inspect and nothing obvious. Replaced cylinders 7 and 8 lifter and follower. Still had noise. No...
	Parasitic Draw Through TIPM 10/16/2018 in the Technical Discussion Forum [Electrical: 08 Dodge Grand Caravan SXT 4.0L] I'm hoping for some enlightenment on my current problem vehicle, a 2008 Dodge Grand Caravan. The battery goes dead after sitting for several days on the lot without a restart. After letting things calm down f...
	03 matrix engine removal 10/16/2018 in the Technical Discussion Forum [Engine: 03 Toyota Matrix 1.8L] I am going to replace the engine in this Matrix. It is all wheel drive, 1ZZ FE, type R, auto transmission. In reading the R&R procedure, it calls for removing the engine and transmission together out the bottom. Is this re...
	To rebuild or to short block 10/16/2018 in the Technical Discussion Forum [Engine: 14 Subaru Impreza WRX 2.5L] This car is a turbocharged vehicle with 70,000 mile showing on the odometer. The customer is a young guy with a heavy right foot who recently bought this car. And then he attempted to go 5000 miles before his first oi...

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