42. Check for DTCs with the HDS.
Is DTC 50 indicated?
YES -
Check for loose or poor connections. If OK, update the ACC unit See: Cruise Control/Testing and Inspection/Programming and Relearning, then
recheck. If the ACC unit was already updated, replace the ACC unit See: Cruise Control/Cruise Control Module/Service and Repair.?
NO -
Go to the VSA system troubleshooting See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes.?
TPMS System
TPMS DTC Troubleshooting: 51, 53, 55, 57
DTC 51, 53, 55, 57:
Tire Pressure Sensor Registration Error
NOTE: The following DTCs will only set during initialization with the HDS.
1. Turn the ignition switch to ON (II).
2. Check the DTC indicated to the tire location to make sure the wheel is a TPMS type with the tire pressure sensor.
Is a TPMS type wheel with a tire pressure sensor mounted on the vehicle?
YES -
Go to step 6.
NO -
Install a TPMS type wheel, and memorize the sensor ID. Drive the vehicle above 15 mph (24 km/h) for 40 continuous seconds, or memorize the
ID with the HDS See: Instrument Panel, Gauges and Warning Indicators/Tire Monitoring System/Tire Pressure Sensor/Testing and Inspection.?
3. Turn the ignition switch to LOCK (0).
4. Turn the ignition switch to ON (II).
5. Check TPMS DATA LIST for RF, LF, RR, or LR TIRE PRESSURE SENSOR SIGNAL STATUS changing to NORMAL with the HDS.
NOTE: If UNDEFINED is shown on the sensor transmitter status, turn the ignition switch to LOCK (0), rotate the tire 1/4 turn, then turn the
ignition switch to ON (II), and try again. If UNDEFINED is still displayed, repeat this procedure until NORMAL is shown.
Is NORMAL indicated within one full turn of the tire?
YES -
The system is OK at this time. Clear the DTC with the HDS.?
