B1224

DTC B1224 Front Passenger Side Door Lock Switch Circuit Malfunction

DESCRIPTION

DTC Detection Condition:

If the DTC is output when not operating the switch, it means the switch is ON, OFF or stuck. If the DTC is not output when operating the switch, switch contact has failed. When something wrong is found by this diagnosis, inspect each switch. Replace the switch if there is a problem or check the front multiplex network door ECU RH and wire harness.

Wiring Diagram:

Step 1:

Step 1 (Continued)-2:

Step 3-4:

INSPECTION PROCEDURE