Inspection Procedure 2: Left or right side electric retractable remote controlled door mirror does not work.
caution Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.




















COMMENTS ON TROUBLE SYMPTOM
If left or right side electric retractable remote controlled door mirror does not work at all, electric retractable remote controlled door mirror may be defective.

POSSIBLE CAUSES

  • Malfunction of the door mirror assembly
  • Malfunction of the retractor motor
  • Damaged harness wires and connectors

DIAGNOSTIC PROCEDURE

Step 1. Confirm which door mirror is defective.

Q. Confirm which door mirror is defective.
LH : Go to Step 2.
RH : Go to Step 9.

Step 2. Connectors check: F-04 door mirror assembly (LH) connectors.

Q. Is the check result normal?
Go to Step 3.
Repair the connector.

Step 3. Check the door mirror assembly (LH).
Check that the outside rear-view mirror (LH) works normally. Refer to .

Q. Is the check result normal?
Go to Step 7.
Go to Step 4.

Step 4. Connectors check: Retractor motor (inside the door mirror assembly) (LH) connectors.

Q. Is the check result normal?
Go to Step 5.
Repair the connector.

Step 5. Check the retractor motor (LH).
Check that the outside rear-view mirror (LH) works normally. Refer to .

Q. Is the check result normal?
Go to Step 6.
Replace the retractor motor (LH).

Step 6. Check the wiring harness between the retractor motor (LH) connector terminals and F-04 door mirror assembly (LH) connector terminal Nos.9, 10.

  • Check the input and output signal line for open circuit.

Q. Is the check result normal?
Replace the door mirror assembly (LH).
Repair the wiring harness.

Step 7. Connector check: D-421 ETACS-ECU connector.

Q. Is the check result normal?
Go to Step 8.
Repair the connector.

Step 8. Check the wiring harness between D-421 ETACS-ECU connector terminal Nos.31, 40 and F-04 door mirror assembly (LH) connector terminal Nos.9, 10.
note Prior to the wiring harness inspection, check intermediate connector D-133 and junction connector D-34, and repair if necessary.

  • Check the input and output signal line for open circuit.

Q. Is the check result normal?
Go to Step 15.
Repair the wiring harness.

Step 9. Connectors check: F-09 door mirror assembly (RH) connectors.

Q. Is the check result normal?
Go to Step 10.
Repair the connector.

Step 10. Check the door mirror assembly (RH).
Check that the outside rear-view mirror (RH) works normally. Refer to .

Q. Is the check result normal?
Go to Step 14.
Go to Step 11.

Step 11. Connectors check: Retractor motor (inside the door mirror assembly) (RH) connectors.

Q. Is the check result normal?
Go to Step 12.
Repair the connector.

Step 12. Check the retractor motor (RH).
Check that the electric folding outside rear-view mirror (RH) works normally. Refer to .

Q. Is the check result normal?
Go to Step 13.
Replace the retractor motor (RH).

Step 13. Check the wiring harness between the retractor motor (RH) connector terminals and F-09 door mirror assembly (RH) connector terminal Nos.9, 10.

  • Check the input and output signal line for open circuit.

Q. Is the check result normal?
Replace the door mirror assembly (RH).
Repair the wiring harness.

Step 14. Connector check: D-421 ETACS-ECU connector.

Q. Is the check result normal?
Go to Step 15.
Repair the connector.

Step 15. Check the wiring harness between D-421 ETACS-ECU connector terminal Nos.31, 40 and F-09 door mirror assembly (RH) connector terminal Nos.9,10.
note Prior to the wiring harness inspection, check intermediate connector D-114 and junction block connector D-34, and repair if necessary.

  • Check the input and output signal line for open circuit.

Q. Is the check result normal?
Go to Step 16.
Repair the wiring harness.

Step16. Retest the system.
Check that the electric retractable remote controlled mirror works normally.

Q. Is the check result normal?
The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
Replace the ETACS-ECU.