Manufacturer Code Charts: 131

VSA DTC Troubleshooting: 131

DTC 131:

Yaw Rate Sensor (Software)

1. Turn the ignition switch to ON (II).

2. Check YAW RATE in the VSA DATA LIST with the HDS.

Is YAW RATE S within ±5 °/s?

YES -

Go to step 3.

NO -

Check that the yaw rate-lateral acceleration sensor is properly mounted. If it is OK, replace the yaw rate-lateral acceleration sensor Service and Repair.�

3. Clear the DTCs with the HDS.

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

5. Test-drive the vehicle around a number of corners.

NOTE: Drive the vehicle on the road, not on a lift.

6. Check for DTCs with the HDS.

Is DTC 131 indicated?

YES -

Go to step 7.

NO -

Intermittent failure; the most probable cause is that the vehicle might have spun around on a poor road surface. The system is OK at this time.�

7. Substitute a known-good yaw rate-lateral acceleration sensor Service and Repair.

8. Clear the DTCs with the HDS.

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

10. Test-drive the vehicle around a number of corners.

NOTE: Drive the vehicle on the road, not on a lift.

Is DTC 131 indicated?

YES -

Replace the VSA modulator-control unit Service and Repair.�

NO -

Replace the original yaw rate-lateral acceleration sensor Service and Repair.�