General Information

Tire Pressure Monitoring
C1126 TPMS ECU Battery Voltage Low - General Information

Component Location





General Description

The operating battery of TPM module is supplied from the vehicle battery. Upon reception of the broadcast from the WE sensor, the TPMS receiver is able to associate the unique WE ID code with the wheel's position on the vehicle. The TPMS Warning Algorithm continues to evaluate the pressure and temperature of each tire, and is responsible for making the decision to alert the driver to a potentially dangerous tire inflation condition via a visible 'TREAD' indicator.

DTC Description

This DTC indicates that the Vehicle/receiver battery level is Low.

DTC Detecting Condition





Diagnostic Circuit Diagram