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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (Lighting System - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> DTC C1304 >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

Verify that the brake pedal position sensor is properly calibrated prior to performing Circuit/System Testing. Refer to Brake Pedal Position Sensor Calibration .