C0073
Lateral Acceleration Sensor Circuit
2006-2011 BMW 325i 3.0L I6 N52 🇦🇺
Moderate SeverityChassis
Description
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.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0073 on Other Vehicles
Common Questions
What does code C0073 mean on a 2006-2011 BMW 325i?
C0073 stands for "Lateral Acceleration Sensor Circuit". Malfunction in the lateral acceleration sensor, which measures side-to-side G-forces on the vehicle.
What are the symptoms of C0073 on a BMW 325i?
Common symptoms of C0073 include: Stability control light on, ESC disabled, Rollover protection may be disabled, Traction control affected.
What causes C0073 on a 2006-2011 BMW 325i?
Common causes of C0073 include: Faulty lateral acceleration sensor, Sensor connector corroded, Wiring damage, Sensor mounting issue.