IG Signal Circuit

IG SIGNAL CIRCUIT

CIRCUIT DESCRIPTION
The multiplex network body ECU determines the ignition position (off, on (ACC, IG) based on signals from the IG or ACC circuit. Signals from the unlock warning switch are used to operate wireless door lock control system functions such as automatic lock and door ajar warning.

Wiring Diagram:

Step 1-2:

INSPECTION PROCEDURE

HINT: Start the inspection from step 1 when using the hand held tester and start from step 2 when not using the hand held tester.