( TL19E00K791000R251XFAAT00 )

DTC Troubleshooting: 25-1x

DTC 25-1x (‘‘x'' can be 0 thru 9 or A thru F):

Open in the Left Side Seat Belt Outer Lap Tensioner (LHD model)

NOTE:

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

Clear the DTC memory.

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

Read the DTC.

Are DTC 25-1x 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.

Turn the ignition switch to LOCK (0).

Do the battery terminal disconnection procedure , then wait for 3 minutes.

Disconnect the SRS floor wire harness 2P connector from the left side seat belt outer lap tensioner.

Install a jumper wire between the No. 1 and the No. 2 terminals of the SRS floor wire harness 2P connector.

Do the battery terminal reconnection procedure.

Read the DTC.

Are DTC 25-1x indicated?

YES	-	Go to Step 10 .
NO	-	Faulty left side seat belt outer lap tensioner; replace the left side seat belt outer lap tensioner. ■

Turn the ignition switch to LOCK (0).

Do the battery terminal disconnection procedure , then wait for 3 minutes.

Disconnect SRS unit connector B (39P) from the SRS unit.

Install a jumper wire between the No. 2 and the No. 3 terminals of SRS unit connector B (39P).

Check for continuity between the No. 1 and the No. 2 terminals of the SRS floor wire harness 2P connector.

Is there continuity?

YES	-	Faulty SRS unit or poor connection at SRS unit connector A (39P) and the SRS unit. Check the connection between the connector and the SRS unit. If the connection is OK, replace the SRS unit. ■
NO	-	Open in the SRS floor wire harness; replace the SRS floor wire harness.■