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If the sunroof inhibition function does not
work normally, the sunroof motor assembly,
the power window main switch or the ETACS-ECU may be defective.
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- Malfunction of the power window main switch
- Malfunction of the sunroof motor assembly
- Malfunction of the ETACS-ECU
- Damaged harness wires and connectors
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Q.
Which does not operate normally, the sunroof inhibition or the sunroof
operation lock
buzzer?
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The sunroof inhibition does not work
normally. : Go
to Step 2.
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The sunroof operation lock buzzer does not work
normally. : Go
to Step 4.
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Neither operates normally. : Go to Step 7.
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Check that the ETACS-ECU sets a diagnosis
code.
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Q.
Is the diagnosis code set?
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Refer
to diagnosis code chart .
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Check that the sunroof works normally by using
the sunroof switch.
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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 Cope with Intermittent Malfunction ).
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Inspection procedure F-1 "The sunroof
does not work at all ."
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When the ignition switch is turned to the LOCK
(OFF) position, check if the hazard warning
lamps illuminate.
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Q.
Is the check result normal?
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Refer
to inspection procedure A-2 "Check the ETACS-ECU battery power supply
circuit ."
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![](../../../img/54/AC310651AB00ENG.png)
![](../../../img/54/AC310655AC00ENG.png)
![](../../../img/54/AC313400AF00ENG.png)
![](../../../img/54/AC313410AE00ENG.png)
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Q.
Is the check result normal?
Go to Step 6.
Repair the connector.
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![](../../../img/54/AC313393BA00ENG.png)
![](../../../img/54/AC313407AW00ENG.png)
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note |
Prior to the wiring harness inspection, check
intermediate connector C-128 and joint connector
C-01, and repair if necessary.
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- Check the communication lines for open circuit.
Q.
Is the check result normal?
Replace the ETACS-ECU.
Repair the wiring
harness.
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|
When the ignition switch is turned to the LOCK
(OFF) position, check if the hazard warning
lamps illuminate.
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|
Q.
Is the check result normal?
|
|
Refer
to inspection procedure A-2 "Check the ETACS-ECU battery power supply
circuit ."
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|
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|
Check that the sunroof works normally by using
the sunroof switch.
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Q.
Is the check result normal?
|
|
Inspection procedure F-1 "The sunroof
does not work at all ."
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|
|
|
Check that each of the power windows (excluding
the driver’s door) works normally
by using the power window main switch.
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Q.
Is the check result normal?
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|
Inspection procedure D-4
"Passenger’s and/or rear power window(s)
do not work by means of the power window main switch ."
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|
|
|
Turn on the power window lock switch. Check
that neither of the power windows (excluding
the driver’s door) works when the relevant power window sub switch is
operated.
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Q.
Is the check result normal?
|
|
Replace to the power window main
switch.
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![](../../../img/54/AC310651AB00ENG.png)
![](../../../img/54/AC310655AC00ENG.png)
![](../../../img/54/AC311150AB00ENG.png)
![](../../../img/54/AC310213AB00ENG.png)
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Q.
Is the check result normal?
Go to Step 12.
Repair the connector.
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![](../../../img/54/AC313406AN00ENG.png)
![](../../../img/54/AC313392AW00ENG.png)
![](../../../img/54/AC313392BA00ENG.png)
![](../../../img/54/AC313406BD00ENG.png)
|
note |
Prior to the wiring harness inspection, check
intermediate connector C-128, C-27 <L.H.
drive vehicles>, C-14 <R.H. drive vehicles> and repair
if necessary.
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- Check the communication lines for open circuit.
Q.
Is the check result normal?
The trouble can be an intermittent
malfunction (Refer to GROUP 00, How to Cope
with Intermittent Malfunction ).
Repair the harness wire, and then
go to Step 13.
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When the ignition switch is turned to the LOCK
(OFF) position, check that the ETACS-ECU
does not set the diagnosis code.
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Q.
Is the diagnosis code set?
|
|
Refer
to diagnosis code chart .
|
|
|
|
The
trouble can be an intermittent malfunction (Refer to GROUP 00 - How
to Cope with Intermittent Malfunction ).
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