Mitsubishi Lancer Evolution IX. Manual — part 554
![](/vehicles/winoney/wruvea/ger/tan.png)
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55-89
STEP 3. Connector check: A-07X condenser fan
relay (HI) connector
Q: Is the check result normal?
YES :
Go to Step 4.
NO :
Repair the connector.
STEP 4. Check the condenser fan relay (HI)
continuity.
Refer to
Q: Is the condenser fan relay (HI) in good condition?
YES :
Go to Step 5.
NO :
Replace the condenser fan relay (HI).
STEP 5. Voltage measurement at A-07X
condenser fan relay (HI) connector.
(1) Remove the relay, and measure at the relay box
side.
(2) Turn the ignition switch to the "ON" position.
(3) Measure the voltage between terminal 2 and
body earth.
OK: System voltage
Q: Is the check result normal?
YES :
Go to Step 7.
NO :
Go to Step 6.
AC311017AB
Connector: A-07X
Relay box side
AC311017AB
Connector: A-07X
Relay box side
AC310507AJ
Connector: A-07X
(Relay box side)
1
3
2
4
![](/vehicles/winoney/wruvea/ger/kngo.png)
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55-90
STEP 6. Check the wiring harness between A-07X
condenser fan relay (HI) connector terminal No.2
and the ignition switch (IG2).
NOTE:
AC311017AB
Connector: A-07X
Relay box side
AC310447
AG
Connectors: C-101, C-129 <LHD>
C-101 (L)
C-129
C-129
C-101
AC310456
Connector: C-101 <RHD>
AQ
C-101 (L)
AC310454
Connector: C-129 <RHD>
AV
AC310449
Connectors: C-210, C-211 <LHD>
AF
C-210
C-211
Junction block (front view)
C-210
Harness side
10
1
6
14
5
12
13
4
11
7
2
3
8
9
C-211
Harness side
4
6 5
3
2
1
![](/vehicles/winoney/wruvea/ger/ttran.png)
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55-91
Prior to the wiring harness inspection, check interme-
diate connector C-129, joint connector C-101, junc-
tion block connectors C-210 and C-211, and repair if
necessary.
• Check the condenser fan relay (HI) 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 7. Voltage measurement at A-07X
condenser fan relay (HI) connector.
(1) Remove the relay, and measure at the relay box
side.
(2) Measure the voltage between terminal 4 and
body earth.
OK: System voltage
Q: Is the check result normal?
YES :
Go to Step 9.
NO :
Go to Step 8.
AC310459
Connectors: C-210, C-211 <RHD>
AF
C-210
C-211
Junction block (front view)
C-210
Harness side
10
1
6
14
5
12
13
4
11
7
2
3
8
9
C-211
Harness side
4
6 5
3
2
1
AC311017AB
Connector: A-07X
Relay box side
AC310507AK
Connector: A-07X
(Relay box side)
1
3
2
4
![](/vehicles/winoney/wruvea/ger/zatout.png)
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55-92
STEP 8. Check the wiring harness between A-07X
condenser fan relay (HI) connector terminal No.4
and the battery.
• Check the condenser fan relay (HI) 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 9. Check the wiring harness between A-07X
condenser fan relay (HI) connector terminal No.3
and C-121 engine-ECU connector terminal No.30.
AC311017AB
Connector: A-07X
Relay box side
AC311017AB
Connector: A-07X
Relay box side
AC504617AB
Connector: C-121 <LHD>
C-121 (GR)
Harness side
AC504624AT
Connectors: C-31, C-121 <RHD>
C-121
Harness side
C-121 (GR)
C-31
C-31
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