2004 MITSUBISHI ENDEAVOR air conditioning

Fig. 257: Locating Connector C
-16
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Q: Is the wiring harness between A/C-ECU connector C-16 (terminal 3)
and the battery in good condition?

YES:
It can be assumed that this malfunction is intermittent.
NOTE: Also check joint connector C-04 and intermediate
connector C-31 for loose, corroded, or damaged
terminals, or terminals pushed back in the connector. If
joint connector C-04 or intermediate connector C-31 is
damaged, repair or replace the connector as described
in HARNESS CONNECTOR INSPECTION
.

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

Refer to
HOW TO USE TROUBLESHOOTING/ INSPECTION
SERVICE POINTS
.
NO:
Repair the wiring harness. Check that the air conditioning works
normall
y.

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

Fig. 258: Locating Connectors C
-04 And C
-31
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

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
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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