C1384 ABNORMALITY OF CLUTCH STROKE SENSOR (ONLY VEHICLE WITH ES START)

1. Set the starter switch to "LOCK", disconnect the 31 pin connector of ECU and the connector of clutch stroke sensor.
2. Check the continuity between 4th terminal of the 31 pin connector of ECU (chassis harness side) and 1st terminal of the sensor connector (chassis harness side).
   Standard: Continuity
   
   
   　

Disconnection of the wire harness.

[1]-3

3. Check the continuity between 15th terminal of the 31 pin connector of ECU (chassis harness side) and 2nd terminal of the sensor connector (chassis harness side).
   Standard: Continuity
   
   

Disconnection of the wire harness.

[1]-4

4. Check the continuity between 16th terminal of the 31 pin connector of ECU (chassis harness side) and 3rd terminal of the sensor connector (chassis harness side).
   Standard: Continuity
   
   
   　

Disconnection of the wire harness.

[2] CLUTCH STROKE SENSOR CHECK

1. Connect all the connector, turn the starter switch to "ON".
2. Measure the voltage between 1st and 3rd terminals of the clutch stroke sensor.
   Standard: 3-5V
   
   

Abnormality of the clutch stroke sensor.

Perform the initial setting of released position for ES start. When this code is output in spite of performing the initial setting, abnormality of clutch stroke sensor is considered as its cause.

1. Confirm the DTC C1384 is inactive

   • 　Start the engine and let it idling condition.
   • Verify the DTC C1384 is inactive.

   

   DTC Clear

   • Clear the DTC with Hino DX
   • Confirm the same DTC is not reoccurred

   

C1384 is reoccur: Return to first process Other DTC appear: Refer to concerned Trouble shooting

Complete