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