[54C] SMART WIRING SYSTEM (SWS) USING SWS MONITOR <Hong Kong spec.> - - SYMPTOM PROCEDURES - POWER WINDOWS - INSPECTION PROCEDURE D-3: Relevant power window(s) do not work by means of the front and rear passenger's power window sub switches.PRINT PAGE / INDEX / PRIOR / NEXT
INSPECTION PROCEDURE D-3: Relevant power window(s) do not work by means of the front and rear passenger's power window sub switches.
COMMENTS ON TROUBLE SYMPTOM
If the front passenger's or rear power window does not work by means of the respective power window sub switch, the power window sub switch or the power window motor may be defective.
POSSIBLE CAUSES
  • Malfunction of the power window sub switch (front, LH), power window sub switch (rear, RH) or power window sub switch (rear, LH)
  • Malfunction of the power window sub switch (front, LH), power window motor (rear, RH) or power window motor (rear, LH)
  • Damaged harness wires and connectors
DIAGNOSIS 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?
YES:  Go to Step 2.
NO:  Turn off the power window lock switch.
Step 2. Confirm communication data by using the SWS monitor.
Check the SWS communication signal from the power window lock switch to the ETACS-ECU.
<Selected item> DOOR CNT. COM.
  • Turn the ignition switch to the ON position.
  • Power window lock switch: OFF
Item No.
 Item name
 Normal conditions
CB
 P/W LOCK SW
 OFF

OK: Normal condition is displayed.
Q: Is the check result normal?
YES:  Go to Step 3.
NO:  Refer to inspection procedure D-4 "Passenger's or rear power window does not work by means of the power window main switch ."
Step 3. Determine a trouble spot.
Q: Which power window does not work?
Front passenger's door:  Go to Step 4.
Rear right door:  Go to Step 14.
Rear left door:  Go to Step 22.
Step 4. Connector check: E-31 power window sub switch (front LH) connector
Q: Is the check result normal?
YES:  Go to Step 5.
NO:  Repair the connector.
Step 5. Measure the resistance at E-31 power window sub switch (front LH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Resistance between terminal 1 and body earth
    2. OK: 2Ω or less
Q: Is the check result normal?
YES:  Go to Step 7.
NO:  Go to Step 6.
Step 6. Check the wiring harness from E-31 power window sub switch (front LH) connector terminal No. 1 to body earth.
NOTE: Prior to the wiring harness inspection, check intermediate connectors C-33 and E-30, and repair if necessary.
  • Check the earth wires for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 7. Measure the voltage at E-31 power window sub switch (front LH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Turn the ignition switch to the ON position.
  1. Voltage between terminal 4 and body earth
    2. OK: Battery positive voltage
Q: Is the check result normal?
YES:  Go to Step 10.
NO:  Go to Step 8.
Step 8. Connector check: C-208 power window relay connector
Q: Is the check result normal?
YES:  Go to Step 9.
NO:  Repair the connector.
Step 9. Check the wiring harness from E-31 power window sub switch (front LH) connector terminal No. 4 to C-208 power window connector terminal No. 4.
NOTE: Prior to the wiring harness inspection, check intermediate connectors C-33, E-30 and junction block connector C-203, and repair if necessary.
  • Check the power supply line for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 10. Connector check: E-13 power window motor (front LH) connector
Q: Is the check result normal?
YES:  Go to Step 11.
NO:  Repair the connector.
Step 11. Measure the resistance at E-13 power window motor (front LH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Turn the ignition switch to the ON position.
  1. Resistance between terminal 5 and body earth
    2. OK: 2Ω or less
Q: Is the check result normal?
YES:  Go to Step 13.
NO:  Go to Step 12.
Step 12. Check the wiring harness from E-13 power window motor (front LH) connector terminal No. 5 to body earth.
NOTE: Prior to the wiring harness inspection, check intermediate connector C-33, and repair if necessary.
  • Check the earth wires for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 13. Check the wiring harness from E-13 power window motor (front LH) connector terminal Nos. 1 and 3 to E-31 power window sub switch (front LH) connector terminal Nos. 5 and 7.
NOTE: Prior to the wiring harness inspection, check intermediate connector E-30, and repair if necessary.
  • Check the input and output lines for open or short circuit.
Q: Is the check result normal?
YES:  Go to Step 14.
NO:  Repair the wiring harness.
Step 14. Retest the system.
After the power window sub switch (front LH) is replaced, check that the front passenger's door power window can be operated by the power window sub switch (front LH).
  1. Replace the power window sub switch (front LH).
  1. Check that the front passenger's door power window can be operated by the power window sub switch (front LH).
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
NO:  Replace the power window motor assembly (front LH).
Step 15. Connector check: E-21 power window sub switch (rear RH) connector
Q: Is the check result normal?
YES:  Go to Step 16.
NO:  Repair the connector.
Step 16. Measure the resistance at E-21 power window sub switch (rear RH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Resistance between terminal 1 and body earth
    2. OK: 2Ω or less
Q: Is the check result normal?
YES:  Go to Step 18.
NO:  Go to Step 17.
Step 17. Check the wiring harness from E-21 power window sub switch (rear RH) connector terminal No. 1 to body earth.
NOTE: Prior to the wiring harness inspection, check intermediate connectors E-27 and D-02, and repair if necessary.
  • Check the earth wires for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 18. Measure the voltage at E-21 power window sub switch (rear RH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Turn the ignition switch to the ON position.
  1. Voltage between terminal 4 and body earth
    2. OK: Battery positive voltage
Q: Is the check result normal?
YES:  Go to Step 21.
NO:  Go to Step 19.
Step 19. Connector check: C-208 power window relay connector
Q: Is the check result normal?
YES:  Go to Step 20.
NO:  Repair the connector.
Step 20. Check the wiring harness from E-21 power window sub switch (rear RH) connector terminal No. 4 to C-208 power window connector terminal No. 4.
NOTE: Prior to the wiring harness inspection, check intermediate connectors C-13, D-02, E-27 and junction block connector C-203, and repair if necessary.
  • Check the power supply line for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 21. Connector check: E-20 power window motor (rear RH) connector
Q: Is the check result normal?
YES:  Go to Step 22.
NO:  Repair the connector.
Step 22. Measure the resistance at E-20 power window motor (rear RH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Turn the ignition switch to the ON position.
  1. Resistance between terminal 5 and body earth
    2. OK: 2Ω or less
Q: Is the check result normal?
YES:  Go to Step 24.
NO:  Go to Step 23.
Step 23. Check the wiring harness from E-20 power window motor (rear RH) connector terminal No. 5 to body earth.
NOTE: Prior to the wiring harness inspection, check intermediate connector D-02, and repair if necessary.
  • Check the earth wires for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 24. Check the wiring harness from E-20 power window motor (rear RH) connector terminal Nos. 1 and 3 to E-21 power window sub switch (rear RH) connector terminal Nos. 7 and 5.
NOTE: Prior to the wiring harness inspection, check intermediate connector E-27, and repair if necessary.
  • Check the input and output lines for open or short circuit.
Q: Is the check result normal?
YES:  Go to Step 25.
NO:  Repair the wiring harness.
Step 25. Retest the system.
After the power window sub switch (rear RH) is replaced, check that the rear right door power window can be operated by the power window sub switch (rear RH).
  1. Replace the power window sub switch (rear RH).
  1. Check that the rear right door power window can be operated by the power window sub switch (rear RH).
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
NO:  Replace the power window motor assembly (rear RH).
Step 26. Connector check: E-01 power window sub switch (rear LH) connector
Q: Is the check result normal?
YES:  Go to Step 27.
NO:  Repair the connector.
Step 27. Measure the resistance at E-01 power window sub switch (rear LH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Resistance between terminal 1 and body earth
    2. OK: 2Ω or less
Q: Is the check result normal?
YES:  Go to Step 29.
NO:  Go to Step 28.
Step 28. Check the wiring harness from E-01 power window sub switch (rear LH) connector terminal No. 1 to body earth.
NOTE: Prior to the wiring harness inspection, check intermediate connectors E-09 and D-26, and repair if necessary.
  • Check the earth wires for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 29. Measure the voltage at E-01 power window sub switch (rear LH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Turn the ignition switch to the ON position.
  1. Voltage between terminal 4 and body earth
    2. OK: Battery positive voltage
Q: Is the check result normal?
YES:  Go to Step 32.
NO:  Go to Step 30.
Step 30. C-208 power window relay connector
Q: Is the check result normal?
YES:  Go to Step 31.
NO:  Repair the connector.
Step 31. Check the wiring harness from E-01 power window sub switch (rear LH) connector terminal No. 4 to C-208 power window connector terminal No. 4.
NOTE: Prior to the wiring harness inspection, check intermediate connectors C-117, D-26, E-09 and junction block connector C-203, and repair if necessary.
  • Check the power supply line for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 32. Connector check: E-03 power window motor (rear LH) connector
Q: Is the check result normal?
YES:  Go to Step 33.
NO:  Repair the connector.
Step 33. Measure the resistance at E-03 power window motor (rear LH) connector.
  1. Disconnect the connector, and measure at the wiring harness side.
  1. Turn the ignition switch to the ON position.
  1. Resistance between terminal 5 and body earth
    2. OK: 2Ω or less
Q: Is the check result normal?
YES:  Go to Step 35.
NO:  Go to Step 34.
Step 34. Check the wiring harness from E-03 power window motor (rear LH) connector terminal No. 5 to body earth.
NOTE: Prior to the wiring harness inspection, check intermediate connector D-26, and repair if necessary.
  • Check the earth wires for open circuit.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Cope with Intermittent Malfunction ).
NO:  Repair the wiring harness.
Step 35. Check the wiring harness from E-03 power window motor (rear LH) connector terminal Nos. 1 and 3 to E-01 power window sub switch (rear LH) connector terminal Nos. 7 and 5.
NOTE: Prior to the wiring harness inspection, check intermediate connector E-09, and repair if necessary.
  • Check the input and output lines for open or short circuit.
Q: Is the check result normal?
YES:  Go to Step 36.
NO:  Repair the wiring harness.
Step 36. Retest the system.
After the power window sub switch (rear LH) is replaced, check that the rear left door power window can be operated by the power window sub switch (rear LH).
  1. Replace the power window sub switch (rear LH).
  1. Check that the rear left door power window can be operated by the power window sub switch (rear LH).
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
NO:  Replace the power window motor assembly (rear LH).
[54C] SMART WIRING SYSTEM (SWS) USING SWS MONITOR <Hong Kong spec.> - - SYMPTOM PROCEDURES - POWER WINDOWS - INSPECTION PROCEDURE D-3: Relevant power window(s) do not work by means of the front and rear passenger's power window sub switches.PRINT PAGE / INDEX / PRIOR / NEXT
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