61-2x
SRS DTC Troubleshooting: 61-2x
DTC 61-2x ("x" can be 0 thru 9 or A thru F):
Short in the Driver's Seat Belt Buckle Switch
NOTE:
- Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components, of the correct part number, and that they were properly installed Service and Repair.
- 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.
- Before replacing the SRS unit, check the SRS unit software version with the HDS. If the software version is not the latest, update the SRS unit software SRS Unit Update, and retest.
1. Clear the DTCs with the HDS.
2. Turn the ignition switch to ON (II), then buckle and unbuckle the driver's seat belt several times.
3. Check for DTCs with the HDS.
Is DTC 61-2x 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. Check the No. 21 (10A) fuse in the driver's under-dash fuse/relay box
Is the fuse OK?
YES -
Go to step 6.
NO -
Replace the fuse, then turn the ignition switch to ON (II). If the fuse blows again, check for a short in the No. 21 (10 A) fuse circuit (left side wire harness); replace the left side wire harness, then clear the DTC.�
6. Turn the ignition switch to LOCK (0).
7. Disconnect the driver's seat wire harness 4P connector from the driver's seat belt buckle switch 4P connector (A).
8. Turn the ignition switch to ON (II).
9. From the HDS Main menu, select SRS, then PARAMETER INFORMATION. In the PARAMETER INFORMATION Menu, select Buckle Switch, Seat Position Sensor and check the status on the HDS screen for FRONT LEFT SEAT BELT BUCKLE SWITCH when the seat belt is buckled, and unbuckled.
Is OPEN indicated on the HDS?
YES -
Replace the driver's seat belt buckle assembly, then clear the DTC.�
NO -
Go to step 10.
10. Turn the ignition switch to LOCK (0).
11. Disconnect the negative cable from the battery, then wait for 3 minutes.
12. Disconnect SRS unit connector B (39P) from the SRS unit.
13. Measure the resistance between body ground and driver's seat wire harness 4P connector terminal No. 1. There should be an open circuit or at least 1 MOhms.
Is the resistance as specified?
YES -
Go to step 14.
NO -
Short to ground in the driver's seat wire harness, left side wire harness, or right side wire harness; replace the faulty harness, then clear the DTC.�
14. Measure the resistance between body ground and driver's seat wire harness 4P connector terminal No. 2. 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 driver's seat wire harness, left side wire harness, or right side wire harness; replace the faulty harness, then clear the DTC.�