Wednesday, November 7, 2018

DTC 20: STEERING ANGLE SENSOR MALFUNCTION 2010-12 BRAKES Collision Mitigation Braking System (CMBS) - MDX 2010 Acura MDX 2010-12 BRAKES

DTC TROUBLESHOOTING
DTC 20: STEERING ANGLE SENSOR MALFUNCTION

1. Check for VSA system DTCs with the HDS (see PUMP MOTOR ).
Are any DTCs indicated?
YES -Troubleshoot the indicated VSA system DTC(s).
NO -Go to step 2.
2. Clear the DTCs with the HDS (see General Troubleshooting Information ).
3. Turn the ignition switch to ON (II), then wait for 10 seconds.
4. Turn the steering wheel from lock-to-lock several times.
5. Check for DTCs with the HDS (see General Troubleshooting Information ).
Is DTC 20 indicated?
YES -Go to step 6.
NO -Intermittent failure, the system is OK at this time.
6. Check the CALIBRATION STATUS OF STEERING ANGLE SENSOR in the ACC DATA LIST with
the HDS.
Is NOT COMPLETE indicated?
YES -Do the VSA sensor neutral position memorization (see VSA SENSOR NEUTRAL
POSITION MEMORIZATION ).
NO -Faulty steering angle sensor; replace the steering angle sensor (see STEERING
ANGLE SENSOR REPLACEMENT ), then do the VSA sensor neutral position memorization
(see VSA SENSOR NEUTRAL POSITION MEMORIZATION ).