![](../../../img/14/AC302093AG00ENG.png)
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(1)Disconnect fan controller
connector A-26 and measure wiring harness side
connector. (2)Turn the ignition switch to the "ON"
position.
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![](../../../img/14/AC201418AH00ENG.png)
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(3)Measure the voltage between fan
controller connector A-26 terminal 3 and body
earth.
- The voltage should measure system voltage.
(4)Turn the ignition switch to the "LOCK" (OFF)
position. (5)Connect fan controller connector
A-26.
Q.
Is the measured voltage system voltage?
Go to Step
17.
Go to Step
2.
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![](../../../img/14/AC302093AG00ENG.png)
|
Q.
Is the connector in good condition?
Go to Step
3.
Repair or
replace the connector. Then go to Step 24.
|
![](../../../img/14/AC311245AB00ENG.png)
|
Q.
Is the fusible link No.2 in good condition?
Go to Step
4.
Replace the
fusible link No.2. Then go to Step 24.
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![](../../../img/14/AC311245AC00ENG.png)
|
(1)Disconnect fan control relay
connector A-13X (remove the fan control relay) and measure
relay box side connector. (2)Turn the ignition switch to
the "ON" position.
|
![](../../../img/14/AC303511AE00ENG.png)
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(3)Measure the voltage between fan
control relay connector A-13X terminal 4 and body
earth.
- The voltage should measure system voltage.
(4)Turn the ignition switch to the "LOCK" (OFF)
position. (5)Connect fan control relay connector A-13X
(install the fan control relay).
Q.
Is the measured voltage system voltage?
Go to Step
7.
Go to Step
5.
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![](../../../img/14/AC311245AC00ENG.png)
|
Q.
Is the connector in good condition?
Go to Step
6.
Repair the
connector or replace the relay box. Then go to Step
24.
|
![](../../../img/14/AC311245AB00ENG.png)
![](../../../img/14/AC311245AC00ENG.png)
|
Q.
Is the harness wire in good condition?
An intermittent
malfunction is suspected (Refer to GROUP 00 - How to use
troubleshooting ).
Repair the
damaged harness wire. Then go to Step 24.
|
|
Q.
Is the fan control relay in good condition?
|
|
Replace the
fan control relay. Then go to Step 24.
|
|
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![](../../../img/14/AC311245AC00ENG.png)
|
Q.
Is the connector in good condition?
Go to Step
9.
Repair the
connector or replace the relay box. Then go to Step
24.
|
![](../../../img/14/AC311245AC00ENG.png)
![](../../../img/14/AC302093AG00ENG.png)
|
Q.
Is the harness wire in good condition?
Go to Step
10.
Repair the
damaged harness wire. Then go to Step 24.
|
![](../../../img/14/AC311245AC00ENG.png)
|
(1)Disconnect fan control relay
connector A-13X (remove the fan control relay) and measure
relay box side connector. (2)Turn the ignition switch to
the "ON" position.
|
![](../../../img/14/AC311246AB00ENG.png)
|
(3)Measure the voltage between fan
control relay connector A-13X terminal 3 and body
earth.
- The voltage should measure system voltage.
(4)Turn the ignition switch to the "LOCK" (OFF)
position. (5)Connect fan control relay connector A-13X
(install the fan control relay).
Q.
Is the measured voltage system voltage?
Go to Step
13.
Go to Step
11.
|
![](../../../img/14/AC311249AB00ENG.png)
![](../../../img/14/AC311250AB00ENG.png)
![](../../../img/14/AC311248AB00ENG.png)
![](../../../img/14/AC311245AC00ENG.png)
|
Q.
Are there connectors in good condition?
Go to Step
12.
Repair or
replace the connector. Then go to Step 24.
|
![](../../../img/14/AC311249AB00ENG.png)
![](../../../img/14/AC311250AB00ENG.png)
![](../../../img/14/AC311245AC00ENG.png)
|
Q.
Are these harness wires in good condition?
An intermittent
malfunction is suspected (Refer to GROUP 00 - How to use
troubleshooting ).
Repair the
damaged harness wire. Then go to Step 24.
|
![](../../../img/14/AC311245AC00ENG.png)
|
(1)Disconnect fan control relay
connector A-13X (remove the fan control relay) and measure
relay box side connector.
|
![](../../../img/14/AC311247AB00ENG.png)
|
(2)Check that there is continuity
between fan control relay connector A-13X terminal 1 and
body earth.
- Continuity (less than 2 Ω ).
(3)Connect fan control relay connector A-13X (install
the fan control relay).
Q.
Does the continuity exists?
An intermittent
malfunction is suspected (Refer to GROUP 00 - How to use
troubleshooting ).
Go to Step
14.
|
![](../../../img/14/AC311245AC00ENG.png)
|
Q.
Is the connector in good condition?
Go to Step
15.
Repair the
connector or replace the relay box. Then go to Step
24.
|
![](../../../img/14/AC311242AB00ENG.png)
|
Q.
Is the connector in good condition?
Go to Step
16.
Repair or
replace the connector. Then go to Step 24.
|
![](../../../img/14/AC311245AC00ENG.png)
![](../../../img/14/AC311242AB00ENG.png)
|
Q.
Is the harness wire in good condition?
An intermittent
malfunction is suspected (Refer to GROUP 00 - How to use
troubleshooting ).
Repair the
damaged harness wire. Then go to Step 24.
|
![](../../../img/14/AC302093AG00ENG.png)
|
(1)Disconnect fan controller
connector A-26 and measure wiring harness side
connector.
|
![](../../../img/14/AC303534AD00ENG.png)
|
(2)Check that there is continuity
between fan controller connector A-26 terminal 1 and body
earth.
- Continuity (less than 2 Ω ).
(3)Connect fan controller connector A-26.
Q.
Dose the continuity exists?
Go to Step
20.
Go to Step
18.
|
![](../../../img/14/AC302093AG00ENG.png)
|
Q.
Is the connector in good condition?
Go to Step
19.
Repair or
replace the connector. Then go to Step 24.
|
![](../../../img/14/AC302093AG00ENG.png)
|
Q.
Is the harness wire in good condition?
An intermittent
malfunction is suspected (Refer to GROUP 00 - How to use
troubleshooting ).
Repair the
damaged harness wire. Then go to Step 24.
|
![](../../../img/14/AC302093AG00ENG.png)
![](../../../img/14/AC311248AB00ENG.png)
![](../../../img/14/AC311284AB00ENG.png)
|
Q.
Are these connectors in good condition?
Go to Step
21.
Repair or
replace the connector. Then go to Step 24.
|
![](../../../img/14/AC302093AG00ENG.png)
![](../../../img/14/AC311284AB00ENG.png)
|
Q.
Are these harness wires in good condition?
Go to Step
22.
Repair the
damaged harness wire. Then go to Step 24.
|
![](../../../img/14/AC311284AB00ENG.png)
|
(1)Disconnect engine-ECU connector
or engine-A/T-ECU connector C-110.
|
![](../../../img/14/AC311277AB00ENG.png)
|
(2)Pull out connector terminal pin
17 to disconnect connector. (3)Reconnect the connector
with connector terminal pin still removed. (4)Turn the
ignition switch to the "ON" position. (5)Check for the
cooling fan operation.
- The cooling fan rotates. (with connector terminal
pin 17 disconnected)
- The cooling fan stops. (When connector terminal pin
17 is connected to the body earth.)
(6)Turn the ignition switch to the "OFF"
position. (7)Disconnect engine-ECU connector or
engine-A/T-ECU connector C-110, and push in connector
terminal pin 17 to disconnect connector. (8)Reconnect the
connector with connector terminal pin still
installed.
Q.
Does the cooling fan rotate? And when the connector
terminal pin is connected to the body earth, does the
cooling fan stop?
Go to Step
23.
Replace the
fan motor and fan controller (Refer to ). Then go
to Step 24.
|
|
Check if an MPI system self-diag
code is set. (Refer to GROUP 13A - Trouble shooting )<Vehicles
except for Hong Kong and Singapore>, (Refer to GROUP
13B - Trouble shooting )<Vehicles
for Hong Kong and Singapore>.
|
|
Inspection chart for
diagnosis code (Refer to GROUP 13A - Trouble shooting )<Vehicles
except for Hong Kong and Singapore>, (Refer to GROUP
13B - Trouble shooting )<Vehicles
for Hong Kong and Singapore>.
|
|
|
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Replace the
engine-ECU <M/T> or engine-A/T-ECU
<A/T> (Refer to GROUP 13A, Engine-ECU and
Engine-A/T-ECU<Vehicles except for Hong Kong and
Singapore> ), (Refer
to GROUP 13B, Engine-A/T-ECU <Vehicles for Hong
Kong and Singapore> ). Then go
to Step 24 .
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|
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Q.
Does the radiator fan motor and the condenser fan motor
operate correctly?
|
|
This symptoms is
complete.
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