DTC 81: Central Processing Unit (CPU)
- Check for other DTCs.
Is another DTC indicated?
YES - Do the appropriate troubleshooting for the DTC.
NO - Go to step 2.
- Clear the DTC using the HDS (see HOW TO RETRIEVE DTCS ).
- Disconnect the HDS from the 16P DLC.
- Turn the ignition switch OFF, then turn it ON (II) again.
- Test-drive the vehicle.
Does the ABS indicator come on, and is DTC 81 indicated?
YES - Go to step 6.
NO - Intermittent failure; the vehicle is OK at this time.
- Disconnect the VSA control unit 47P connector.
- Start the engine.
- Measure the voltage between the VSA control unit 47P connector terminal No. 35 and body ground.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there 1 V or more?
YES - Repair short to power in the wire between the VSA modulator-control unit, the yaw rate-lateral acceleration sensor, and the steering angle sensor.
NO - Go to step 9.
- Check for continuity between the VSA control unit 47P connector terminal No. 35 and body ground.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES - Repair short to body ground in the wire between the VSA modulator-control unit, the yaw rate-lateral acceleration sensor, and the steering angle sensor.
NO - Check for loose terminals in the VSA control unit 47P connector. If necessary, substitute a known-good VSA modulator-control unit, and recheck (see VSA MODULATOR-CONTROL UNIT REMOVAL AND INSTALLATION ).