Inspection Procedure 3: Relevant power window(s) do not work by means of the front passenger’s power window sub switch and rear power window sub switches.



caution Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.




















COMMENTS ON TROUBLE SYMPTOM


If the front passenger’s or rear power window(s) do not work by means of the respective power window sub switch, a malfunction of the power window sub switch or the power window motor is suspected. Also, the power window lock switch ON signal may be sent from the power window main switch, because the power window lock switch of the power window main switch is ON, or the power window main switch has a malfunction.

PROBABLE CAUSES




DIAGNOSTIC PROCEDURE


STEP 1. Check the power window main switch.


Check that the power window lock switch is turned off.

Q. Is the check result normal?

Go to Step 2.

Turn off the power window lock switch.

STEP 2. Determine a trouble spot.


Q. Which power window does not work?

Front passenger’s door : Go to Step 3.

Rear right door : Go to Step 12.

Rear left door : Go to Step 20.

STEP 3. Connector check: D-05 front power window sub switch connector, D-07 front power window motor (RH) <LHD> connector, D-10 front power window motor (LH) <RHD> connector


Q. Is the check result normal?

Go to Step 4.

Repair the connector.

STEP 4. Check the front power window sub switch


Check that the front power window sub switch works normally. Refer to inspection .

Q. Is the check result normal?

Go to Step 5.

Replace the front power window sub switch.

STEP 5. Check the front power window motor


Check that the front power window motor (RH) <LHD>, the front power window motor (LH) <RHD> works normally. Refer to inspection .

Q. Is the check result normal?

YES <LHD> : Go to Step 6.

YES <RHD> : Go to Step 7.

Replace the front power window motor (RH) <LHD>, the front power window motor (LH) <RHD>.

STEP 6. Check of the wiring harness between the D-05 front power window sub switch connector terminal Nos. 4, 7 and the D-07 front power window motor (RH) <LHD> connector terminal Nos. 1, 4



Q. Is the check result normal?

Go to Step 8.

Repair the wiring harness.

STEP 7. Check of the wiring harness between the D-05 front power window sub switch connector terminal Nos. 4, 7 and the D-10 front power window motor (LH) <RHD> connector terminal Nos. 1, 4



Q. Is the check result normal?

Go to Step 8.

Repair the wiring harness.

STEP 8. Voltage measurement at D-05 front power window sub switch connector


(1)Disconnect the connector, and measure at the wiring harness side.
(2)Turn the ignition switch to the ON position.
(3)Measure the voltage between the D-05 front power window sub switch connector terminal No. 6 and the body earth.
OK: System voltage

Q. Is the check result normal?

Go to Step 11.

Go to Step 9.

STEP 9. Connector check: B-03 joint connector (2)


Q. Is the check result normal?

Go to Step 10.

Repair the defective connector.

STEP 10. Check of the wiring harness between the D-05 front power window sub switch connector terminal No. 6 and the B-03 joint connector (2) terminal No. 12


note Prior to the wiring harness inspection, check B-109 <LHD>, B-22 <RHD> intermediate connector, and repair if necessary.

Q. Is the check result normal?

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. Retest the system.


(1)Replace the front power window sub switch.
(2)Check that the front passenger’s door power window can be operated by the front power window sub switch.

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 ).

Replace the front power window motor (RH) <LHD>, the front power window motor (LH) <RHD>.

STEP 12. Connector check: D-11 rear power window sub switch (RH) connector and D-16 rear power window motor (RH) connector


Q. Is the check result normal?

Go to Step 13.

Repair the defective connector.

STEP 13. Check the rear power window sub switch (RH)


Check that the rear power window sub switch (RH) works normally. Refer to inspection .

Q. Is the check result normal?

Go to Step 14.

Replace the rear power window sub switch (RH).

STEP 14. Check the rear power window motor (RH)


Check that the rear power window motor (RH) works normally. Refer to inspection .

Q. Is the check result normal?

Go to Step 15.

Replace the rear power window motor (RH).

STEP 15. Check of the wiring harness between the D-11 rear power window sub switch (RH) connector terminal Nos. 4, 7 and the D-16 rear power window motor (RH) connector terminal Nos. 4, 1



Q. Is the check result normal?

Go to Step 16.

Repair the wiring harness.

STEP 16. Voltage measurement at D-11 rear power window sub switch (RH) connector


(1)Disconnect the connector, and measure at the wiring harness side.
(2)Turn the ignition switch to the ON position.
(3)Measure the voltage between the D-11 rear power window sub switch (RH) connector terminal No. 6 and the body earth.
OK: System voltage

Q. Is the check result normal?

Go to Step 19.

Go to Step 17.

STEP 17. Connector check: B-03 joint connector (2)


Q. Is the check result normal?

Go to Step 18.

Repair the defective connector.

STEP 18. Check of the wiring harness between the D-11 rear power window sub switch (RH) connector terminal No. 6 and the B-03 joint connector (2) terminal No. 13


note Prior to the wiring harness inspection, check D-34 intermediate connector, and repair if necessary.

Q. Is the check result normal?

Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).

Repair the wiring harness.

STEP 19. Retest the system.


(1)Replace the rear power window sub switch (RH).
(2)Check that the rear right door power window can be operated by the rear power window sub switch (RH).

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 ).

Replace the rear power window motor (RH).

STEP 20. Connector check: D-13 rear power window sub switch (LH) connector and D-18 rear power window motor (LH) connector


Q. Is the check result normal?

Go to Step 21.

Repair the defective connector.

STEP 21. Check the rear power window sub switch (LH)


Check that the rear power window sub switch (LH) works normally. Refer to inspection .

Q. Is the check result normal?

Go to Step 22.

Replace the rear power window sub switch (LH).

STEP 22. Check the rear power window motor (LH)


Check that the rear power window motor (LH) works normally. Refer to inspection .

Q. Is the check result normal?

Go to Step 23.

Replace the rear power window motor (LH).

STEP 23. Check of the wiring harness between the D-13 rear power window sub switch (LH) connector terminal Nos. 4, 7 and the D-18 rear power window motor (LH) connector terminal Nos. 4, 1



Q. Is the check result normal?

Go to Step 24.

Repair the wiring harness.

STEP 24. Voltage measurement at D-13 rear power window sub switch (LH) connector


(1)Disconnect the connector, and measure at the wiring harness side.
(2)Turn the ignition switch to the ON position.
(3)Measure the voltage between the D-13 rear power window sub switch (LH) connector terminal No. 6 and the body earth.
OK: System voltage

Q. Is the check result normal?

Go to Step 27.

Go to Step 25.

STEP 25. Connector check: B-03 joint connector (2)


Q. Is the check result normal?

Go to Step 26.

Repair the defective connector.

STEP 26. Check of the wiring harness between the D-13 rear power window sub switch (LH) connector terminal No. 6 and the B-03 joint connector (2) terminal No. 5


note Prior to the wiring harness inspection, check C-16 intermediate connector, and repair if necessary.

Q. Is the check result normal?

Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).

Repair the wiring harness.

STEP 27. Retest the system.


(1)Replace the rear power window sub switch (LH).
(2)Check that the rear left door power window can be operated by the rear power window sub switch (LH).

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 ).

Replace the rear power window motor (LH).






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