MITSUBISHI ENDEAVOR 2004 Service Repair Manual

STEP 8. Measure the resistance at A/C-ECU connector C-17.

1. Disconnect A/C-ECU connector C-17, and measure at the wiring harness
side.
Fig. 259: Locating Connector C
-17
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2. Measure the resistance between terminal 27 and ground.
The measured value should be 2 ohms or less.

2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 260: Measuring Resistance Between Terminal 27 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Q: Does the measured resistance value correspond with this range?

YES:
Replace the A/C-ECU, and check that the air conditioning works
normally.
NO:
Go to Step 9.
STEP 9. Check the wiring harness between A/C-ECU connector C-17
(terminal 27) and the ground.

Q: Is the wiring harness between A/C-ECU connector C-17 (terminal 27)
and ground in good condition?

2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

YES:
It can be assumed that this malfunction is intermittent.
Refer to
HOW TO USE TROUBLESHOOTING/ INSPECTION
SERVICE POINTS
.
NO:
Repair the wiring harness. Check that the air conditioning works
normally.
Fig. 261: Locating Connector C
-17
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DATA LIST REFERENCE TABLE
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 262: Data List Reference Table (1 Of 2)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 263: Data List Reference Table (2 Of 2)

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ACTUATOR TEST REFERENCE
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 264: Actuator Test Reference Table

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CHECK AT A/C-ECU TERMINAL
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 265: Identifying A/C
-ECU Terminal

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 266: A/C
-ECU Terminals Checking Chart (1 Of 2)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Fig. 267: A/C
-ECU Terminals Checking Chart (2 Of 2)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

SPECIAL TOOLS Fig. 268: Identifying Special Tools (1 Of 2)
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
Fig. 269: Identifying Special Tools (2 Of 2)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

ON-VEHICLE SERVICE REFRIGERANT LEVEL TEST Use the refri
gerant recover
y station to remove all of the refri
gerant, and then

2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor