Conditions for Setting the DTC

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.

C0502, C0508, C050E, C0514

Signal circuit is open

C0500, C0506, C050C, C0512

Signal circuit is shorted to ground

C0503, C0509, C050F, C0515

Signal circuit is shorted to voltage

C0504, C050A, C0510, C0516

Erratic Wheel Speed Sensor

C0501, C0507, C050D, C0513

Debris on the component.
Incorrect installation of a component
Incorrect wheel speed sensor air gap
Electromagnetic Interference
The reluctor ring has missing teeth, magnetic segments, or indentations for a reference gap.