2004 MITSUBISHI ENDEAVOR air conditioning

Fig. 174: Identifying Fusible Link

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

Fig. 175: Identifying Connectors C
-202, C
-211, C
-215 And C
-216

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

Fig. 176: Identifying Connectors C
-16, C
-108 And C
-111

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

CIRCUIT OPERATION If the blower motor does not operate, the blower relay system is suspected. TROUBLESHOOTING HINTS
Malfunction of the front blower relay Malfunction of the
power transistor

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

Malfunction of the front blower motor Malfunction of the A/C-ECU Damaged harness wires or connectors
DIAGNOSIS REQUIRED SPECIAL TOOLS:

MB991223: Test Harness Set STEP 1. Check front blower motor connector C-111 and A/C-ECU
connector C-16 for loose, corroded or damaged terminals, or terminals
pushed back in the connector.

Q: Are front blower motor connector C-111 and A/C-ECU connector C-16
in good condition?

YES:
Go to Step 2.
NO:
Repair or replace the connector. Refer to
HARNESS
CONNECTOR INSPECTION
. The front blower motor should operate
normall
y.

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

Fig. 177: Locating Connectors C
-111 And C
-16
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

STEP 2. Measure the voltage at front blower motor connector C-111.

1. Disconnect front blower motor connector C-111, and measure the voltage
at the wiring harness side.
Fig. 178: Locating Connector C
-111

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2. Disconnect A/C-ECU connector C-16 and ground harness side terminal
No.9.
3. Turn the ignition switch to the "ON" position.

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

Fig. 179: Locating Connector C
-16
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

Fig. 180: Measuring Resistance Between Terminal 9 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

4. Measure the volta
ge between terminal 1 and
ground.

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