Conditions for Setting the DTC

WARNING: This page is about a different car, the 2011 GMC Cab & Chassis Sierra, 2011 Chevrolet Suburban, and 2011 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

C0035 02-C0050 02

A short to ground is detected on the wheel speed 12 V reference or signal circuit.

C0035 05-C0050 05

A open, or high resistance is detected on 12 V reference or the signal circuit.

C0035 0F-C0050 0F

An erratic signal output of the wheel speed sensor is detected three times in 200 milliseconds.
The EBCM detects a change in wheel speed that exceeds 20 km/h (12 mph) between two 10 millisecond wheel speed samples. This must be detected three times in 200 milliseconds.
A missing wheel speed sensor signal