Diesel Data: Automotive Repair

25-24




VSA DTC Troubleshooting: 25-24, 25-25, 26-24, 26-25, 28-21, 28-22, 28-24, 28-25

DTC 25-24:

Yaw Rate Sensor Gain Low

DTC 25-25:

Yaw Rate Sensor Gain High

DTC 26-24:

Lateral Acceleration Sensor Gain Low

DTC 26-25:

Lateral Acceleration Sensor Gain High

DTC 28-21:

Longitudinal Acceleration Sensor Neutral Position Malfunction

DTC 28-22:

Longitudinal Acceleration Sensor Stuck

DTC 28-24:

Longitudinal Acceleration Sensor Gain Low

DTC 28-25:

Longitudinal Acceleration Sensor Gain High

NOTE: When the vehicle is driven on a lift, and you speed up and slow down repeatedly, this DTC can set.

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

2. Clear the DTC with the HDS.

3. Do the VSA sensor neutral position memorization Programming and Relearning.

4. Test-drive the vehicle. Drive the vehicle at 10 mph(15 km/h) or more.

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

5. Check for DTCs with the HDS.

Is DTC 25-24, 25-25, 26-24, 26-25, 28-21, 28-22, 28-24, or 28-25 indicated?

YES -

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

NO -

Intermittent failure, the system is OK at this time.�