DTC 16-3: Steering Angle Sensor Neutral Position Incorrect

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

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 value change?

YES -Go to step 8

NO -Update the SH-AWD control unit if it does not have the latest software (see HOW TO TROUBLESHOOT CIRCUITS AT THE SH-AWD CONTROL UNIT ), 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 steering angle sensor center point writing (see VSA SENSOR NEUTRAL POSITION MEMORIZATION ), 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 HOW TO TROUBLESHOOT CIRCUITS AT THE SH-AWD CONTROL UNIT ), 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 )