OBD-II fault code

C0061: Lateral Acceleration Sensor (Subfault)

What it means

This code identifies a fault associated with the lateral acceleration sensor. The specific failure depends on the diagnostic subtype.

How it works

The lateral acceleration sensor measures side-to-side acceleration for the stability-control module, which uses it to assess cornering and compare the car's motion with the driver's steering input. C0061 indicates a fault associated with this sensor; the diagnostic subtype determines the specific failure condition.

Common causes

Most likely first.

  1. Faulty lateral acceleration sensor
  2. Damaged or loose sensor connector
  3. Open or shorted wiring
  4. Sensor misalignment or lost calibration

Symptoms

  • ABS or stability control warning light
  • Traction control warning light
  • Stability control may be limited or disabled
  • Unexpected stability control intervention

How to diagnose it

  1. Read the stability-control module's freeze-frame and subtype details, then check live lateral-acceleration data with the vehicle stationary and during a gentle, safe turn.
  2. Inspect the sensor connector and nearby wiring for looseness, corrosion, pin damage, or chafing.
  3. Check that the sensor is securely mounted in its specified orientation and has not been disturbed by repairs or interior work.
  4. Test the sensor circuit and compare its output with the manufacturer's procedure and specification.
  5. If the circuit tests pass, check whether the subtype calls for sensor calibration or replacement.

Common fixes

  • Reconnect a loose lateral acceleration sensor connector.
  • Repair damaged wiring or connector terminals in the sensor circuit.
  • Secure the sensor in its specified mounting position and perform required calibration.
  • Replace the lateral acceleration sensor if testing confirms an internal fault.

Can I keep driving?

Stability control may be limited or could intervene unexpectedly, though normal braking may remain. Drive gently, avoid abrupt cornering and slippery conditions, and stop if the system applies braking unexpectedly.

A code shows where the control module detected a fault, not always which part failed. Check the causes in order and confirm with a test before replacing parts. Have several codes? Check them together

This is a generic code: it means the same on every make. The car’s maker may add more detail in its own service information.

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