DTC 81

DTC 81: TPMS Control Unit Failure (RAM/ROM/ADC/EEPROM/ALU) Check

1. Clear the DTC.
2. Turn the ignition switch OFF, then turn it ON (II) again.
Is DTC 81 indicated?
YES - Check for loose wires or poor connections at the TPMS control unit connectors. If necessary, substitute a known-good TPMS control unit and recheck.
NO - The system is OK at this time.