Diesel Data: Automotive Repair

81-71




SRS DTC Troubleshooting: 81-71, 81-78

DTC 81-71, 81-78:

ODS Unit Does Not Calibrated

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.

1. Clear the DTCs with HDS Reading and Clearing Diagnostic Trouble Codes.

2. Turn the ignition switch to ON (II), then wait for 10 seconds.

3. Check for DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.

Is DTC 81-71 or 81-78 indicated?

YES -

Go to step 4.

NO -

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures Reading and Clearing Diagnostic Trouble Codes. If another DTC is indicated, troubleshoot the DTC.�

4. Clear the DTCs with HDS Reading and Clearing Diagnostic Trouble Codes.

5. Do the front passenger's weight sensor initialization Programming and Relearning.

6. Turn the ignition switch to LOCK (0), then wait for 10 seconds.

7. Turn the ignition switch to ON (II), then wait for 10 seconds.

8. Check for DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.

Is DTC 81-71 or 81-78 indicated?

YES -

Go to step 9.

NO -

The system is OK at this time.�

9. Replace the ODS unit ODS Unit Replacement.

10. Clear the DTCs with HDS Reading and Clearing Diagnostic Trouble Codes.

11. Turn the ignition switch to ON (II), then wait for 10 seconds.

12. Check for DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.

Is DTC 81-71 or 81-78 indicated?

YES -

Replace the SRS unit SRS Unit Replacement.

NO -

The system is OK.�