DTC Troubleshooting: 73

DTC 73:  Yaw Rate Sensor (Power Supply)

1.Clear the DTCs using the HDS.

2.Turn the ignition switch OFF, then turn it ON (II).

3.Verify the DTC.

Is DTC 73 indicated?


YES - Go to 4.


NO - The system is OK at this time.n


4.Check the No. 25 (7.5 A) fuse in the under-dash fuse/relay box, and reinstall the fuse if it is OK.

Is the fuse OK?


YES - Go to 5.


NO - Replace the fuse, and recheck.n


5.Remove the No. 25 (7.5 A) fuse in the under-dash fuse rate/relay box, and disconnect the VSA control unit 46P connector.

6.Check for continuity between body ground and the yaw rate/lateral acceleration sensor 4P connector terminal No. 1.

 

Is there continuity?


YES - Repair short to body in the wire between the yaw rate/lateral acceleration sensor and under-dash fuse/relay box.n


NO - Replace the yaw rate/lateral acceleration sensor.n