DTC Troubleshooting: B0050-11, B0050-2B

DTC B0050-11: Short or Decreased Resistance in the Driver's Seat Belt Buckle Switch
DTC B0050-2B: Short to Another Wire Harness 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.
	Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.

DTC Description	DTC
B0050-11 Short or decreased resistance in the driver's seat belt buckle switch
B0050-2B Short to another wire harness in the driver's seat belt buckle switch

Problem verification:

Problem verification

?1.	Clear the DTCs with the HDS.

?2.	Turn the vehicle to the ON mode, then wait for 10 seconds. Buckle and unbuckle the driver's seat belt several times.

?3.

Check for DTCs with the HDS.

DTC Description	DTC
B0050-11 Short or decreased resistance in the driver's seat belt buckle switch
B0050-2B Short to another wire harness in the driver's seat belt buckle switch

Is DTC B0050-11 or B0050-2B indicated?


	YES

The failure is duplicated. Go to step 2.


	NO

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

Driver's seat belt buckle switch check:

Driver's seat belt buckle switch check

?1.	Turn the vehicle to the OFF (LOCK) mode.

?2.	Disconnect the Driver's seat belt buckle switch 2P connector (A) on the right side wire harness.

?3.	Clear the DTCs with the HDS.

?4.	Turn the vehicle to the ON mode, then wait for 10 seconds.

?5.

Check for DTCs with the HDS.

DTC Description	DTC
B0050-11 Short or decreased resistance in the driver's seat belt buckle switch
B0050-2B Short to another wire harness in the driver's seat belt buckle switch

Is DTC B0050-11 or B0050-2B indicated?


	YES

Short to ground in the right side wire harness; replace the right side wire harness, then clear the DTC.?


	NO

Faulty driver's seat belt buckle switch; replace the driver's seat belt buckle assembly, then clear the DTC.?