C1280 The skid control ECU cannot get a valid signal from the engine control system
What does C1280 mean on a Toyota?
C1280. The skid control ECU cannot get a valid signal from the engine control system. ABS and stability control are disabled and the warning lights come on.. This Toyota-enhanced code applies to Toyota, Lexus and Scion models that use this code.
Common causes of C1280
- Faulty throttle position sensor
- Open or shorted sensor harness
- Poor electrical connection at the sensor
How to fix C1280
- Confirm the code with a scan tool
- Inspect the sensor and its connector
- Test the sensor circuit for opens and shorts
- Check sensor power and ground
- Replace the sensor only after the circuit tests fail
- Clear the code and retest