DTC P0806-00: Clutch Stroke Sensor Input Circuit Problem: Outline

DTC P0806:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Clutch stroke sensor input circuit problem
Detection condition	The PCM monitors changes in input voltage from the clutch stroke sensor. If the PCM does not detect a voltage change while the vehicle runs with vehicle speed above 30 km/h {19 mph} and stops 8 times alternately, the PCM determines that the clutch stroke sensor circuit has a malfunction.
Fail-safe	Not applicable
Possible cause	Clutch stroke sensor connector or terminals malfunction PCM connector or terminals malfunction Short to ground in any of the following clutch stroke sensor circuits. Power supply circuit Signal circuit Short to power supply in any of the following clutch stroke sensor circuits. Signal circuit Ground circuit Open circuit in any of the following clutch stroke sensor circuits. Power supply circuit Signal circuit Ground circuit Clutch stroke sensor malfunction Driver continues to depress clutch pedal causing mistaken detection by PCM PCM malfunction
Courtesy of MAZDA MOTORS CORP.