engine MITSUBISHI ENDEAVOR 2004 Service Owners Manual

Fig. 15: Identifying Connector A
-10X

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Are the harness wires between fan control relay connector A-10X
(terminal 3) and ground damaged?
YES: Repair or replace them, then go to Step 14 .
NO: Go to Step 9.
STEP 9. Check the circuit at fan control module connector A-23 (terminal
1).
1. Disconnect fan control module connector A-23, and measure at the
harness side connector.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Fig. 16: Disconnecting Connector A
-23
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Measure the resistance between terminal number 1 and
ground.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Fig. 17: Checking Resistance

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Q: Is the resistance less than 2 ohms?
YES: Go to Step 11 .
NO: Go to Step 10.
STEP 10. Check the harness wire between fan control module connector
A-23 (terminal 1) and ground.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Fig. 18: Checking Harness Wire Between Fan Control Module Connector A-23
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Are the harness wires between fan control module connector A-23
(terminal 1) and ground damaged?
YES: Repair or replace them, then go to Step 14 .
NO: Go to Step 11.
STEP 11. Measure the output circuit voltage at PCM connector B-18
(terminal 10) by using check harness special tool MB991923.
1. Disconnect all the connectors from the PCM.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Fig. 19: Disconnecting Connector B
-18

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
2. Connect special tool MB991923 (check harness) between the PCM and
the bod
y-side harness connector.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Fig. 20: Connecting Special Tool MB991923 Between PCM & Body Side Harness

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Start the engine and allow it to idle.
4. Measure the voltage between terminal number 10 and ground.
Fig. 21: Measuring Voltage Between Terminal No. 10 and Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is the voltage 0.7 volt or more when the radiator fan is operating?
YES: Go to Step 1
3.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

NO: Go to Step 12.
STEP 12. Check the harness wire between PCM connector B-18 and fan
control module connector A-23.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor

Fig. 22: Checkin
g Harness Wire Between PCM Connector
B-18 And Fa
n

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Cooling - Endeavor