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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

Volvo Vida KeyFOB programming
02/20/2019 in the Technical Discussion Forum
[Electrical: 12 Volvo XC70 3.2 3.2L] does any know where in Vida i need go to program a new key Fob. i am using Dice, 2015 version Vida. first time i have used this dice tool.
Benefit is H-pipe in exhaust? 350 SBC in particular!
02/19/2019 in the Technical Discussion Forum
Hey all.. In the middle of a "fun" project for a customer, '72 Toyota FJ55, swapping in a 350 SBC from Chevy and NV4500 5 speed trans mated up with stock 3 spd transfer case. Currently, I have both banks of the exhaust plumbed through ram horn style manif...
Pistons nuked
02/19/2019 in the Technical Discussion Forum
These piston came out of 2 separate 4.2 gm's. Both out of #2 cylinder the piston on the right is a normal piston from one of the motors. I'm wondering if anyone has seen this before on the 4.2 or if it's just a fluke. On of the engines has a pistons ring ...
small engine carbs
02/19/2019 in the Technical Discussion Forum
Anyone had any luck cleaning out these newer two stroke carbs? I've had very mixed results, it's like you can't get in there and unclog it. I thought about trying an ultrasonic parts cleaner. It's almost more cost effective to replace the carb.
Ford APIM programming issue with Oasis/FJDS
02/19/2019 in the Technical Discussion Forum
[Miscellaneous: 11 Ford Explorer XLT 3.5L] This is the second attempt at programming this vehicle and the second failure. The customer had called me out for a reflash, but it turns out they actually replaced the entire APIM. No problem, I thought. I'll j...

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