Scantool Diagnostics

Tire Pressure Monitoring
C1121 Sensor 1, Front Left Sensor Battery Voltage Low - Scantool Diagnostics

Monitor Scantool Data

1. Park the vehicle on an even ground.
2. Connect scantool to Data Link Connector (DLC).
3. IG "ON"
4. Monitor the "BATTERY VOLTAGE" of TPMS sensor on the scantool.

Specification : The value of Sensor 1 battery is 'Normal'.




Fig.1) Sensor current data at IG "ON"
5. Is the sensor battery normal?