DTC 81-11: Central Processing Unit (CPU) Internal Circuit Malfunction: DTC 81-51: Central Processing Unit (CPU) Internal Circuit Malfunction: DTC 81-52: Central Processing Unit (CPU) Internal Circuit Malfunction
- Turn the ignition switch ON (II).
- Clear the DTC with the HDS.
- Turn the ignition switch OFF.
- Test-drive the vehicle.
- Check for DTCs with the HDS.
Is DTC 81-11, 81-51, or 81-52 indicated?
YES -Replace the ABS modulator-control unit (see ABS MODULATOR-CONTROL UNIT REMOVAL AND INSTALLATION ).
NO -Intermittent failure, the system is OK at this time.