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Q.
Do the A/C and outside/inside air selection
damper control motor work normally?
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NO <LHD> : Refer to
Inspection procedure 31 "Malfunction of the A/C-ECU
power supply system <LHD> ."
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NO <RHD (Except vehicles for
Hong Kong and Singapore)> : Refer to Inspection
procedure 32 "Malfunction of the A/C-ECU power supply
system <RHD (Except vehicles for Hong Kong and
Singapore)> ."
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|
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NO <RHD (Vehicles for Hong
Kong and Singapore)> : Refer to Inspection procedure
33 "Malfunction of the A/C-ECU power supply system
<RHD (Vehicles for Hong Kong and Singapore)> ."
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![](../../../img/55/AC313392AB00ENG.png)
![](../../../img/55/AC313406AB00ENG.png)
![](../../../img/55/AC313416AB00ENG.png)
![](../../../img/55/AC313478AD00ENG.png)
![](../../../img/55/AC313481AB00ENG.png)
|
Q.
Is the check result normal?
Go to Step
3.
Repair
the connector.
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![](../../../img/55/AC313478AD00ENG.png)
![](../../../img/55/AC313481AB00ENG.png)
|
(1)Disconnect the connector, and
measure at the wiring harness side. (2)Turn the ignition
switch to the "ON" position.
|
![](../../../img/55/AC313392AC00ENG.png)
![](../../../img/55/AC313406AC00ENG.png)
![](../../../img/55/AC313416AC00ENG.png)
![](../../../img/55/AC309471AE00ENG.png)
|
(3)Disconnect A/C-ECU
connector C-105 and earth terminal 46.
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![](../../../img/55/AC310507BA00ENG.png)
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(4)Measure the voltage between
terminal 1 and body earth. OK: System
voltage
Q.
Is the check result normal?
Go to Step
12.
Go to Step
4.
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![](../../../img/55/AC313398AF00ENG.png)
![](../../../img/55/AC313408AF00ENG.png)
![](../../../img/55/AC313418AL00ENG.png)
|
Q.
Is the check result normal?
Go to Step
5.
Repair
the connector.
|
|
Q.
Is the rear window defogger relay in good
condition?
|
|
Replace the rear
window defogger relay.
|
|
|
![](../../../img/55/AC313398AF00ENG.png)
![](../../../img/55/AC313408AF00ENG.png)
![](../../../img/55/AC313418AL00ENG.png)
|
(1)Remove the relay, and measure at
the junction block side.
|
![](../../../img/55/AC310507BB00ENG.png)
|
(2)Measure the voltage between
terminal 5 and body earth. OK: System
voltage
Q.
Is the check result normal?
Go to Step
8.
Go to Step
7.
|
![](../../../img/55/AC313392AD00ENG.png)
![](../../../img/55/AC313404AB00ENG.png)
![](../../../img/55/AC313414AB00ENG.png)
|
note |
Prior to the wiring harness
inspection, check intermediate connectors C-125,
and junction block connector C-204, and repair
if necessary.
|
- Check the rear window defogger relay power supply
line for open or short 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 wiring
harness.
|
![](../../../img/55/AC313398AF00ENG.png)
![](../../../img/55/AC313408AF00ENG.png)
![](../../../img/55/AC313418AL00ENG.png)
|
(1)Remove the relay, and measure at
the junction block side. (2)Turn the ignition switch to
the "ON" earth position.
|
![](../../../img/55/AC310507BC00ENG.png)
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(3)Voltage between terminal 3 and
body earth. OK: System voltage
Q.
Is the check result normal?
Go to Step
10.
Go to Step
9.
|
![](../../../img/55/AC313399AI00ENG.png)
![](../../../img/55/AC313409AI00ENG.png)
![](../../../img/55/AC313419AI00ENG.png)
|
note |
Prior to the wiring harness
inspection, check junction block connector
C-202, and repair if necessary.
|
- Check the rear window defogger power supply line 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 wiring
harness.
|
![](../../../img/55/AC313392AB00ENG.png)
![](../../../img/55/AC313406AB00ENG.png)
![](../../../img/55/AC313416AB00ENG.png)
![](../../../img/55/AC313399AJ00ENG.png)
![](../../../img/55/AC313409AJ00ENG.png)
![](../../../img/55/AC313419AJ00ENG.png)
|
note |
Prior to the wiring harness
inspection, check junction block connector
C-205, and repair if necessary.
|
- Check the rear window defogger power supply line for
open circuit.
Q.
Is the check result normal?
Go to Step
11.
Repair
the wiring harness.
|
![](../../../img/55/AC313399AK00ENG.png)
![](../../../img/55/AC313409AK00ENG.png)
![](../../../img/55/AC313419AK00ENG.png)
![](../../../img/55/AC313479AB00ENG.png)
![](../../../img/55/AC313482AB00ENG.png)
|
note |
Prior to the wiring harness
inspection, check junction block connector C-210
and intermediate connector G-14, and repair if
necessary.
|
- Check the rear window defogger relay line for open
or short 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 wiring
harness.
|
![](../../../img/55/AC313478AE00ENG.png)
![](../../../img/55/AC313481AE00ENG.png)
|
Q.
Is the check result normal?
Go to Step
13.
Repair
the connector.
|
![](../../../img/55/AC313478AE00ENG.png)
![](../../../img/55/AC313481AE00ENG.png)
|
(1)Disconnect the connector, and
measure at the wiring harness side.
|
![](../../../img/55/AC310506AS00ENG.png)
|
(2)Continuity between terminal 1
and body earth. OK: 2Ω or
less
Q.
Is the check result normal?
Go to Step
15.
Go to Step
14.
|
![](../../../img/55/AC313478AE00ENG.png)
![](../../../img/55/AC313481AE00ENG.png)
|
- Check the rear window defogger earth line for open
or short 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 or replace
the wiring harness.
|
|
Refer to GROUP 54A, Rear Window
rear window defogger Inspection .
|
|
Q.
Does the rear window defogger work normally?
|
|
The trouble can be
an intermittent malfunction (Refer to GROUP 00, How to Cope
with Intermittent Malfunction ).
|
|
|
|
Repair the rear
window defogger.
|
|
|