Supra Liftback L6-2997cc 3.0L DOHC MFI Twin-Turbo (1997)
Overdrive Indicator Lamp: Testing and Inspection
O/D Main Switch & O/D Off Indicator Light Circuit
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.
WIRING DIAGRAM
(*) O/D Main Switch
Contacts go open with switch pushed in. Contacts go closed with switch pushed once again.
INSPECTION PROCEDURE
Step 1
