Inspection Procedure 2: Dead Lock does not Work even if the Dead Lock is Activated.

COMMENT ON TROUBLE SYMPTOM

If a door cannot be dead locked by the dead locking system, the door lock actuator may be defective.

PROBABLE CAUSES

Malfunction of the door lock actuator
Damaged harness wires and connectors

DIAGNOSIS PROCEDURE

STEP 1. Check the operation of the central door locking system.

Check that the central door locking system works normally.

Q. Is the check result normal?

	Go to Step 2.

	Refer to .

STEP 2. Confirm which door lock actuator is defective.

Q. Which door fails to lock correctly?

	Driver’s door : Go to Step 3.

	Front passenger’s door : Go to Step 7.

	Rear right door <COLT> : Go to Step 11.

	Rear left door <COLT> : Go to Step 15.

STEP 3. Connector check: D-19 front door lock actuator (RH) connector

Q. Is the check result normal?

Go to Step 4.

Repair the defective connector.

STEP 4. Check the front door lock actuator (RH)

Check that the front door lock actuator (RH) works normally. Refer to

<COLT> or

<COLT CZ3>.

Q. Is the check result normal?

	Go to Step 5.

	Replace the front door lock actuator (RH).

STEP 5. Connector check: B-232 ETACS-ECU connector

Q. Is the check result normal?

Go to Step 6.

Repair the defective connector.

STEP 6. Check the wiring harness from B-232 ETACS-ECU connector terminal No. 31 to D-19 front door lock actuator (RH) connector terminal No. 5.

note

Prior to the wiring harness inspection, check intermediate connector B-120, and repair if necessary.

Check the input and output lines for open circuit.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction

Repair the wiring harness.

STEP 7. Connector check: D-09 front door lock actuator (LH) connector

Q. Is the check result normal?

Go to Step 8.

Repair the defective connector.

STEP 8. Check the front door lock actuator (LH).

Check that the front door lock actuator (LH) works normally. Refer to

<COLT> or

<COLT CZ3>.

Q. Is the check result normal?

	Go to Step 9.

	Replace the front door lock actuator (LH).

STEP 9. Connector check: B-232 ETACS-ECU connector

Q. Is the check result normal?

Go to Step 10.

Repair the defective connector.

STEP 10. Check the wiring harness from B-232 ETACS-ECU connector terminal No. 31 to D-09 front door lock actuator (LH) connector terminal No. 5.

note

Prior to the wiring harness inspection, check intermediate connector B-122, and repair if necessary.

Check the input and output lines for open circuit.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction

Repair the wiring harness.

STEP 11. Connector check: D-18 rear door lock actuator (RH) connector

Q. Is the check result normal?

Go to Step 12.

Repair the defective connector.

STEP 12. Check the rear door lock actuator (RH).

Check that the rear door lock actuator (RH) is in good condition. Refer to

<COLT>.

Q. Is the check result normal?

	Go to Step 13.

	Replace the rear door lock actuator (RH).

STEP 13. Connector check: B-232 ETACS-ECU connector

Q. Is the check result normal?

Go to Step 14.

Repair the defective connector.

STEP 14. Check the wiring harness from B-232 ETACS-ECU connector terminal No. 31 to D-18 rear door lock actuator (RH) connector terminal No. 5.

note

Prior to the wiring harness inspection, check C-33 intermediate connector, and repair if necessary.

Check the input and output lines for open circuit.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction

Repair the wiring harness.

STEP 15. Connector check: D-10 rear door lock actuator (LH) connector

Q. Is the check result normal?

Go to Step 16.

Repair the defective connector.

STEP 16. Check the rear door lock actuator (LH).

Check that the rear door lock actuator (LH) is in good condition. Refer to

<COLT>.

Q. Is the check result normal?

	Go to Step 17.

	Replace the rear door lock actuator (LH).

STEP 17. Connector check: B-232 ETACS-ECU connector

Q. Is the check result normal?

Go to Step 18.

Repair the defective connector.

STEP 18. Check the wiring harness from B-232 ETACS-ECU connector terminal No. 31 to D-10 rear door lock actuator (LH) connector terminal No. 5.

note

Prior to the wiring harness inspection, check C-14 intermediate connector, and repair if necessary.

Check the input and output lines for open circuit.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction

Repair the wiring harness.