DTC B1222: Driver Side Door Lock Switch Circuit Malfunction: Description
This DTC notifies how the switch works as follows:
If the DTC is not output when operating the switch, this means there is a failure of the switch contact. If the DTC is output when not operating the switch, this means the switch is stuck. When a malfunction is found using this diagnosis, inspect each switch. Then, replace the switch if there is a problem, or check the wire harness if there is no problem.
DRIVER SIDE DOOR LOCK SWITCH CIRCUIT MALFUNCTION
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1222 | Sticking of door key lock and unlock switch |
|
HINT:
Refer to switch inspection (see INSPECTION ).