DTC 16-3: Steering Angle Sensor Neutral Position Incorrect
- Before you troubleshoot, review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).
- Check the wheel alignment (see WHEEL ALIGNMENT ).
- Check for installation of the steering angle sensor.
- Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
- Clear the DTC with the HDS.
- Test-drive the vehicle for 2 minutes in a straight line at 19 mph (30 km/h) or more.
- 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.
- 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.
- Start the engine.
- 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 sensor value change?
YES - Go to step 8.
NO - Update the SH-AWD control unit if it does not have the latest software (see SH-AWD® CONTROL UNIT UPDATE ), or substitute a known-good SH-AWD control unit (see SH-AWD® CONTROL UNIT REPLACEMENT ), 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 (see SH-AWD® CONTROL UNIT REPLACEMENT ).
- Test-drive the vehicle in a straight line at 19 mph (30 km/h) or more.
- Park the vehicle on a level surface, and center the steering wheel.
- 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 VSA sensor neutral position memorization (see YAW RATE-ACCELERATION SENSOR REPLACEMENT ), and recheck.
- 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 (see SH-AWD® CONTROL UNIT UPDATE ), or substitute a known-good SH-AWD control unit (see SH-AWD® CONTROL UNIT REPLACEMENT ), 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 (see SH-AWD® CONTROL UNIT REPLACEMENT ).
NO - Replace the steering angle sensor (see STEERING ANGLE SENSOR REPLACEMENT ).