Scantool Diagnostics

Tire Pressure Monitoring

Tire Pressure Monitoring System - C1126 TPMS ECU 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.
5. Maintaining ENG. RPM at 2,500 RPM (idle) over 2 minutes.
6. Monitor the parameter of 'Battery Positive Voltage' on the screen.

Specification : 'Battery Positive Voltage' is more than 9 V




7. Is parameter within specifications?