B2780

DTC B2780 PUSH SWITCH/KEY UNLOCK WARNING SWITCH MALFUNCTION

CIRCUIT DESCRIPTION

DTC Detection Condition:

This DTC will be output if the transponder key ECU assembly does not detect that the un-lock warning switch is ON even when the ignition switch is ON. Under normal conditions, the un lock warning switch assembly is ON when the ignition switch is ON.

Wiring Diagram:

Step 1-2:

Step 3-4:

INSPECTION PROCEDURE