Conditions for Setting the DTC
WARNING: This page is about a different car, the 2005 Suzuki Swift +, 2005 Pontiac Wave, and 2005 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
All of the following must be true for C0021 to set:
- DTC C1200, C1203, C1206, or C1209 not current
- ABS not active
- Brake switch OFF
The left front wheel speed equals 0, and all of the remaining wheel speed sensors are greater than 8 km (5 mi) for at least 2.5 seconds.