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If the rear panel power window timer function does not work, the input circuit from the
ignition switch (IG1) or the driver’s door switch, the communication lines between
the ETACS-ECU and the rear panel power window-ECU, the rear panel power window-ECU or the ETACS-ECU
may be defective.
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- Malfunction of ETACS-ECU
- Malfunction of the rear panel power window-ECU
- Malfunction of the power window main switch
- Malfunction of the rear panel power window switch
- Damaged harness wires and connectors
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When the ignition switch is turned to the "ON" position, check that the ETACS-ECU does
not set the diagnosis code.
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Q.
Is the diagnosis code set?
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Check that the rear panel power window can operate by means of the rear panel power window
switch.
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Q.
Is the check result normal?
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Check that the power window timer function works normally.
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Q.
Is the check result normal?
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Check that the rear panel power window timer function work normally.
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Q.
Is the check result normal?
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The trouble can be an intermittent malfunction (Refer to GROUP 00, How to use
Troubleshooting/inspection Service Points -
How to Cope with Intermittent
Malfunction ).
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Replace the rear panel power window-ECU.
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