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Home >> Acura >> 2010 >> RDX 2.3 TB1 >> Repair and Diagnosis >> Brakes >> Traction Control >> VSA System Components >> DTC Troubleshooting >> DTC 25: Yaw Rate Sensor (Sensor Unit) DTC 26: Lateral Acceleration Sensor (Sensor Unit)

DTC 25: Yaw Rate Sensor (Sensor Unit) DTC 26: Lateral Acceleration Sensor (Sensor Unit)

  1. Turn the ignition switch to ON (II).
  2. Clear the DTC with the HDS.
  3. Test-drive the vehicle around a number of corners.
    NOTE: Drive the vehicle on the road, not on a lift.
  4. Check for DTCs with the HDS.

    Is DTC 25 or 26 indicated? 

    YES  -Go to step 5.

    NO  -Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting (see INTERMITTENT FAILURES  ).

  5. Turn the ignition switch to LOCK (0).
  6. Substitute a known-good yaw rate-lateral acceleration sensor (see YAW RATE-LATERAL ACCELERATION SENSOR REPLACEMENT  ).
  7. Turn the ignition switch to ON (II).
  8. Clear the DTC with the HDS.
  9. Test-drive the vehicle at 19 mph (30 km/h) or more, and go a distance of 984 ft (300 m) or more.
    NOTE: Drive the vehicle on the road, not on a lift.
  10. Check for DTCs with the HDS.

    Is DTC 25 or 26 indicated? 

    YES  -Check for loose terminals in the VSA modulator-control unit 46P connector. If it is OK, replace the VSA modulator-control unit (see VSA MODULATOR-CONTROL UNIT REMOVAL AND INSTALLATION  ).

    NO  -Replace the original yaw rate-lateral acceleration sensor (see YAW RATE-LATERAL ACCELERATION SENSOR REPLACEMENT  ).

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