Supra Liftback L6-2997cc 3.0L DOHC MFI Twin-Turbo (1997)
Overdrive Switch: Description and Operation
CIRCUIT DESCRIPTION
The O/D main switch contacts go open when the switch is pushed in and go closed when it is pushed once again.
In O/D main switch OFF position, the O/D OFF indicator lights up and the ECM prohibits shifting to O/D.
