Manufacturer Code Charts: 24

TPMS DTC Troubleshooting: 21, 22, 23, 24

DTC 21, 22, 23, 24:

Tire Pressure Sensor Abnormally High Temperature

1. Turn the ignition switch to ON (II).

2. Check the tire indicated by the DTCs you retrieved.

NOTE: An abnormal rise in the internal temperature of the tires can be caused by:

- Excessive braking
- Failure to release the parking brake (rear tires only)
- Leaving the vehicle running while parked (front tires)
- Improper assembly of a wheel and tire





3. Turn the ignition switch to LOCK (0).

4. Make sure the tires have cooled down.

5. Turn the ignition switch to ON (II).

Does the TPMS indicator go off within 1 minute?

YES -

Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.

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 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 176 °F (80 °C) or more indicated?

YES -

Replace the appropriate 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 Service and Repair, and recheck.