Conditions for Setting the DTC
WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
C0287 00, 09, 11, 18
The yaw/lateral accelerometer sensor fails an internal self test.
C0287 09
The yaw/lateral accelerometer sensor is not mounted properly.
C0287 4B
The yaw/lateral accelerometer sensor is not calibrated. The longitudinal acceleration sensor signal is not plausible with the yaw rate sensor signal, steering angle sensor signal and vehicle speed.