FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Scantool Diagnostics





C1121 Sensor 1, Front Left Sensor Battery Voltage Low

Scantool Diagnostics

Monitor GDS Data

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

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




5. Is the sensor battery normal?