6-3

Active Damper System DTC Troubleshooting: 6-1, 6-2, 6-3, 6-4

DTC 6-1:

Active Damper Control Unit Internal Right-Front Damper Coil Drive Circuit Current Lower Than Expected

DTC 6-2:

Active Damper Control Unit Internal Left-Front Damper Coil Drive Circuit Current Lower Than Expected

DTC 6-3:

Active Damper Control Unit Internal Right-Rear Damper Coil Drive Circuit Current Lower Than Expected

DTC 6-4:

Active Damper Control Unit Internal Left-Rear Damper Coil Drive Circuit Current Lower Than Expected

1. Press the engine start/stop button to select the OFF mode.

2. Disconnect the appropriate damper coil 2P connector: Front, rear, then reconnect the connector.





3. Press the engine start/stop button to select the ON mode.

4. Clear the DTC with the HDS.

5. Press the engine start/stop button to select the OFF mode.

6. Start the engine.

7. Do the DAMPER FORCE OPERATION TEST in the FUNCTIONAL TESTS MENU with the HDS.

8. Check for DTCs with the HDS.

Is DTC 6-1, 6-2, 6-3, or 6-4 indicated?

YES -

Go to step 9.

NO -

Intermittent failure, the system is OK at this time. Check for poor or lose connections between the damper coil and the active damper control unit.�

9. Press the engine start/stop button to select the OFF mode.

10. Disconnect active damper control unit connector A (20P) Service and Repair.

11. Measure the resistance between the appropriate active damper control unit connector A (20P) terminals.









Is the resistance between 0.6-2.0 Ohms?

YES -

Replace the active damper control unit Service and Repair, then go to step 15.

NO -

Go to step 12.

12. Disconnect the appropriate damper coil 2P connector: Front, rear.






13. On the damper, measure the resistance between appropriate damper coil terminals No. 1 and No. 2.





Is the resistance between 0.4-1.5 Ohms?

YES -

Go to step 14.

NO -

Replace the appropriate damper unit: Front Front Damper/Spring Removal/Installation, rear Rear Damper Replacement then go to step 15.

14. Check for continuity between the appropriate active damper control unit connector A (20P) terminal and appropriate damper coil 2P connector terminal No. 1.









Is there continuity?

YES -

Repair an open in the wire between appropriate damper coil 2P connector terminal No. 2 and the appropriate active damper control unit connector A (20P) terminal, then go to step 15.

NO -

Repair an open in the wire between appropriate damper coil 2P connector terminal No. 1 and the appropriate active damper control unit connector A (20P) terminal, then go to step 15.

15. Reconnect all connectors.

16. Press the engine start/stop button to select the ON mode.

17. Clear the DTC with the HDS.

18. Press the engine start/stop button to select the OFF mode.

19. Start the engine.

20. Do the DAMPER FORCE OPERATION TEST in the FUNCTIONAL TESTS MENU with the HDS.

21. Check for DTCs with the HDS.

Are any DTCs indicated?

YES -

Go to the indicated DTCs troubleshooting.

NO -

Troubleshooting is complete.�