DTC 81: TPMS Control Unit Failure (RAM/ ROM/ADC/EEPROM/ALU)
NOTE:
Low battery voltage can cause this DTC. Make sure the battery is fully charged and in good condition.
- Turn the ignition switch ON (II).
- Clear the DTC with the HDS.
- Turn the ignition switch OFF, then turn it ON (II) again.
- Check for DTCs with the HDS.
Is DTC 81 indicated?
YES - Replace the TPMS control unit (see TPMS CONTROL UNIT REPLACEMENT ).
NO - The system is OK at this time.