C0110moderate severityChassis
Brake Apply Circuit
on 2021 Lincoln Aviator 3.0L V6 Twin Turbo · AWD
What this code means
The ABS/stability control module detects a general fault in the brake apply sensing circuit.
Symptoms
- ABS light on
- Cruise control not working
- Shift lock may not release
- Stability control disabled
Common causes
- Brake light switch failure
- Brake pedal position sensor fault
- Wiring issue in brake apply circuit
- ABS module input failure
Diagnostic steps
- Test brake light switch
- Test brake pedal position sensor
- Check brake light fuse
- Inspect wiring between switch and ABS module
- Verify both brake switch inputs
Repair notes
Replace brake light switch or repair wiring in brake apply circuit.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0025
LF Wheel Speed Sensor Circuit Intermittent