62-2x

SRS DTC Troubleshooting: 62-2x

DTC 62-2x ("x" can be 0 thru 9 or A thru F):

Short in the Front Passenger's Seat Belt Buckle Switch

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures Service and Repair, General Troubleshooting Information Reading and Clearing Diagnostic Trouble Codes, and Battery Terminal Disconnection and Reconnection Procedures.

1. Clear the DTC memory.

2. Turn the ignition switch to ON (II), then wait for 10 seconds. Buckle and un-buckle the front passenger's seat belt several times.

3. Read the DTC.

Is DTC 62-2x indicated?

YES -

Go to step 4.

NO -

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.�

4. Turn the ignition switch to LOCK (0).

5. Disconnect the floor wire harness 3P connector (A) from the front passenger's seat belt buckle switch 3P connector (B).





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

7. From the system selection menu on the HDS, select SRS, then select SRS again, then select PARAMETER INFORMATION, then Buckle Switch, Seat Position Sensor, and check the status on the HDS screen for FRONT RIGHT SEAT BELT BUCKLE SWITCH.

Is OPEN indicated on the HDS?

YES -

Faulty front passenger's seat belt buckle switch; replace the front passenger's seat belt buckle assembly, then clear the DTC.�

NO -

Go to step 8.

8. Turn the ignition switch to LOCK (0).

9. Disconnect the negative cable from the battery, then wait at least 3 minutes.

10. Disconnect both front seat belt tensioner 4P connectors.

11. Disconnect SRS unit connector B (28P) from the SRS unit.

12. Measure the resistance between floor wire harness 3P connector terminal No. 3 and body ground. There should be an open circuit or at least 1MOhms.





Is the resistance as specified?

YES -

Go to step 13.

NO -

Short to ground in the floor wire harness; replace the floor wire harness, then clear the DTC.�

13. Measure the resistance between floor wire harness 3P connector terminal No. 2 and body ground. There should be an open circuit or at least 1 MOhms.





Is the resistance as specified?

YES -

Faulty SRS unit; replace the SRS unit SRS Unit Replacement.�

NO -

Short to ground in the floor wire harness; replace the floor wire harness, then clear the DTC.�