DTC 33-2

DTC 33-2, 33-3: Yaw Rate Sensor Malfunction

NOTE: Before you troubleshoot, review the general troubleshooting information.

1. Turn the ignition switch ON (II).
2. Check for DTCs in the VSA system with the HDS.

Are any yaw rate sensor DTCs indicated?

YES - Go to the indicated DTC's troubleshooting.

NO - Go to step 3.

3. Test-drive the vehicle with an assistant. Drive in a left and right zig-zag pattern at about 13 mph (20 km/h) and check the YAW RATE SENSOR in the DATA LIST with the HDS.

Does the sensor value change when turning?

YES - Go to step 4.

NO - Update the SH-AWD control unit if it does not have the latest software or substitute a known-good SH-AWD control unit and recheck. If the symptom/indication goes away with the updated SH-AWD control unit, troubleshooting is complete. If the symptom/indication goes away with a known-good SH-AWD control unit, replace the original SH-AWD control unit.

4. Park the vehicle on a level surface.
5. Check the YAW RATE SENSOR in the DATA LIST with the HDS.

Is there 3.5 degls or less?

YES - Intermittent failure, the system is OK at this time. If the DTC returns, replace the SH-AWD control unit.

NO - Do the yaw rate-lateral/longitudinal acceleration neutral position memorization. Programming and Relearning If the DTC returns, replace the SH-AWD control unit.