DTC 55

DTC 51, 53, 55, 57: Initialization Status of TPMS Control Unit is Not-completed
1. Turn the ignition switch ON (II).
2. Check for DTCs with the HDS.
3. Note the tire pressure sensor(s) number by the indicated DTC.





4. Make sure all four wheels are TPMS wheels with the properly mounted tire pressure sensors. If necessary, substitute known-good TPMS wheels.
5. Memorize the tire pressure sensor ID with the HDS.
6. Test-drive the vehicle at 28 mph (45 km/h) or more for at least 1 minute or more.
7. Check for DTCs with the HDS.
Is DTC 51, 53, 55, or 57 indicated?
YES - Check for loose terminals and poor connections at the TPMS control unit. If necessary, substitute a know-good TPMS control unit, and recheck.
NO - Replace the appropriate tire pressure sensor.