5-8

Active Damper System DTC Troubleshooting: 5-5, 5-6, 5-7, 5-8

DTC 5-5:

Active Damper Control Unit Internal Right-Front Damper Coil Drive Circuit Stuck OFF

DTC 5-6:

Active Damper Control Unit Internal Left-Front Damper Coil Drive Circuit Stuck OFF

DTC 5-7:

Active Damper Control Unit Internal Right-Rear Damper Coil Drive Circuit Stuck OFF

DTC 5-8:

Active Damper Control Unit Internal Left-Rear Damper Coil Drive Circuit Stuck OFF

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

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





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 5-5, 5-6, 5-7, or 5-8 indicated?

YES -

Go to step 9.

NO -

Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.

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

12. Measure the voltage between body ground and the appropriate active damper control unit connector A (20P) terminal.









Is there battery voltage?

YES -

Repair a short to power in the wire between the appropriate damper coil and the active damper control unit, then go to step 18.

NO -

Go to step 13.

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

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









Is the resistance between 0.6-2.0 Ohms?

YES -

Check for loose terminals in the active damper control unit connector A (20P). If the terminals are OK, replace the active damper control unit Service and Repair, then go to step 19.

NO -

Go to step 15.

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






16. 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 -

Go to step 17.

NO -

Repair an open in the wire between the appropriate damper coil and the active damper control unit, then go to step 19.

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









Is there continuity?

YES -

Replace the appropriate damper unit: Front Front Damper/Spring Removal/Installation, rear Rear Damper Replacement then go to step 19.

NO -

Repair an open in the wire between the appropriate damper coil and the active damper control unit, then go to step 19.

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

19. Reconnect all connectors.

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

21. Clear the DTC with the HDS.

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

23. Start the engine.

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

25. Check for DTCs with the HDS.

Is any DTCs indicated?

YES -

Go to the indicated DTCs troubleshooting.

NO -

Troubleshooting is complete.