YES -
The system is OK at this time. Clear the DTC with the HDS.?
NO -
Go to step 6.
6. Check the RF, LF, RR, or LR TIRE PRESSURE SENSOR TEMPERATURE in the TPMS DATA LIST with the HDS.
NOTE: If the HDS screen shows UNDEFINED for sensor 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 176 掳F (80 掳C) or more indicated?
YES -
Replace the appropriate tire pressure sensor See: Instrument Panel, Gauges and Warning Indicators/Tire Monitoring System/Tire Pressure
Sensor/Service and Repair.?
NO -
Check for loose terminals and poor connections at the TPMS control unit. If necessary, substitute a known-good TPMS control unit See:
Instrument Panel, Gauges and Warning Indicators/Tire Monitoring System/Tire Pressure Module/Service and Repair, and recheck.?
VSA System
VSA DTC Troubleshooting: 21, 22, 23, 24
DTC 21, 22, 23, 24:
Magnetic Encoder Malfunction
NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information.
1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Test-drive the vehicle at 31 mph (50 km/h) or more.
4. Check for DTCs with the HDS.
Is DTC 21, 22, 23, or 24 indicated?
YES -
Go to step 5.
NO -
Intermittent failure, the system is OK at this time. Check for loose terminals between the appropriate wheel speed sensor 2P connector and the
VSA modulator-control unit 46P connector. Refer to intermittent failures troubleshooting.?
5. Inspect the appropriate magnetic encoder for debris or cracks.
Is the magnetic encoder surface OK?
