Code 13 - Atmospheric Pressure (Pa) Sensor
- Turn ignition off. Remove appropriate fuse for 10 seconds to reset ECU. See CLEARING CODES .
- Turn ignition on. Verify if CHECK ENGINE light is flashing Code 13. If Code 13 is present, go to next step. If Code 13 is not present, problem is intermittent. Test drive may be necessary.
- Turn ignition off. Substitute a known good ECU, and recheck. If condition is corrected, replace original ECU.