DTC 57

DTC 51, 53, 55, 57: Initialization Status of TPMS Control Unit is Not-completed
1. Turn the ignition switch OFF.
2. Make sure all four wheels are TPMS wheels with the properly mounted tire pressure sensors.
Are TPMS type wheels with tire pressure sensors mounted on the vehicle?
YES - Go to step 4.
NO - Go to step 3.

3. Install a known-good TPMS wheel.
4. Memorize the tire pressure sensor ID with the HDS.
5. Turn the ignition switch ON (II).
6. Check the DTC with the HDS.
7. Test-drive the vehicle at 28 mph (45 km/h) or more for at least 1 minute or more.
8. 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 and G502. If necessary, substitute a know-good TPMS control unit, and recheck.
NO - The system is OK at this time.