C0073moderate severityChassis
Lateral Acceleration Sensor Circuit
on 2018 Ford Focus 2.0L I4 EcoBoost · FWD
What this code means
Malfunction in the lateral acceleration sensor, which measures side-to-side G-forces on the vehicle.
Symptoms
- Stability control light on
- ESC disabled
- Rollover protection may be disabled
- Traction control affected
Common causes
- Faulty lateral acceleration sensor
- Sensor connector corroded
- Wiring damage
- Sensor mounting issue
Diagnostic steps
- Read lateral G sensor with scan tool (should be near zero on level ground)
- Inspect sensor connector and wiring
- Check sensor mounting bracket
- Perform sensor calibration
- Compare to yaw rate sensor data for plausibility
Repair notes
Calibrate lateral acceleration sensor. Replace if output is erratic.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent
C0027
LR Wheel Speed Sensor Circuit Intermittent
C0028
RR Wheel Speed Sensor Circuit Intermittent
C0035
Left Front Wheel Speed Sensor Circuit
C0036
Left Front Wheel Speed Signal Erratic