Possible Causes
| Possible Causes |
|---|
| (R677) ACTIVE HEAD RESTRAINT 1ST ROW PASSENGER SOLENOID SIGNAL CIRCUIT OPEN |
| (R677) ACTIVE HEAD RESTRAINT 1ST ROW PASSENGER SIGNAL CIRCUIT SHORTED TO GROUND |
| (Z916) ACTIVE HEAD RESTRAINT 1ST ROW PASSENGER GROUND CIRCUIT OPEN |
| PASSENGER HEAD RESTRAINT |
| OCCUPANT RESTRAINT CONTROLLER (ORC) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to STANDARD PROCEDURE .