16-3

SH-AWD DTC Troubleshooting: 16-3

DTC 16-3: Steering Angle Sensor Neutral Position Incorrect

NOTE:

- Before you troubleshoot, review the general troubleshooting information. Initial Inspection and Diagnostic Overview

- Check the wheel alignment. Service and Repair

- Check for installation of the steering angle sensor.

1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

2. Clear the DTC with the HDS.

3. Test-drive the vehicle for 2 minutes in a straight line at 19 mph (30 km/h) or more.

4. Check for DTCs in the VSA system with the HDS.

Are any steering angle sensor DTCs indicated?
YES - Go to the indicated DTC's troubleshooting.

NO - Go to step 5.


5. Check for DTCs with the HDS.

Is DTC 16-3 indicated?
YES - Go to step 6.

NO - Intermittent failure, the system is OK at this time.


6. Start the engine.

7. Check the STEERING ANGLE SENSOR in the SH-AWD mode menu DATA LIST with the HDS.

When the steering wheels is turned slowly, does the value change?
YES - Go to step 8.

NO - Update the SH-AWD control unit if it does not have the latest software, SH-AWD Control Unit Update or substitute a known-good SH-AWD control unit, Service and Repair 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. Service and Repair


8. Test-drive the vehicle in a straight line at 19 mph (30 km/h) or more.

9. Park the vehicle on a level surface, and center the steering wheel.

10. Check the STEERING ANGLE SENSOR in the SH-AWD mode menu DATA LIST with the HDS.

Is it within ±25 deg of center?
YES - Go to step 11.

NO - Do the steering angle sensor center point writing, Programming and Relearning and recheck.


11. Check the STEERING ANGLE SENSOR in the VSA DATA LIST with the HDS.

Is it within ±25 deg of center?
YES - Update the SH-AWD control unit if it does not have the latest software, SH-AWD Control Unit Update or substitute a known-good SH-AWD control unit, Service and Repair 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. Service and Repair

NO - Replace the steering angle sensor. Service and Repair