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.
2. Connect special tool MB991923 (check harness) between the PCM and
the bod
y-side harness connector.
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2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor
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Fig. 28: Connecting Special Tool MB991923
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Start the engine and run it at idle. [Engine coolant temperature: 80°C
(176°F) or less]
4. Measure the voltage between terminal number 10 and ground.
Fig. 29: Measuring Voltage Between Terminal No. 10 & Ground
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Q: Is the voltage 0 to 0.3 volt when the radiator fan is not operating?
YES: Go to Ste
p 7 .
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NO: Go to Step 4.
STEP 4. Check fan control module connector A23 and PCM connector B-
18 for loose, corroded or damaged terminals, or terminals pushed back in
the connector.
Fig. 30: Locating Connector A
-23
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2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor
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Fig. 31: Checking Connector B
-18
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Q: Are the connectors in good condition?
YES: Go to Step 5.
NO: Repair or replace the damaged components.
STEP 5. Check the harness wire between PCM connector B-18 (terminal
10) and fan control module connector A-23 (terminal 2)
.
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Fig. 32: Identifying Connector B
-18
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.
Fig. 33: Identifying Connector A
-23
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Q: Are the harness wires between PCM connector B-18 and fan control
module connector A-23 damaged?
YES: Repair or replace them, then go to Step 7 .
NO: Go to Step 6.
STEP 6. Check the fan control module at PCM connector B-18.
1. Disconnect PCM connector
B-18.
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor
![MITSUBISHI ENDEAVOR 2004 Service Repair Manual Fig. 28: Connecting Special Tool MB991923
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Start the engine and run it at idle. [Engine coolant temperature: 80°C
(176°F) or less]
4. Measure t](/manual-img/19/57105/w960_57105-1226.png "MITSUBISHI ENDEAVOR 2004 Service Repair Manual Fig. 28: Connecting Special Tool MB991923
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Start the engine and run it at idle. [Engine coolant temperature: 80°C
(176°F) or less]
4. Measure t")
