MITSUBISHI ENDEAVOR 2004 Service Repair Manual

Damaged harness wires or connectors
DIAGNOSIS Required Special Tool:

MB991223: Test Harness Set STEP 1. Check power transistor connector C-108 for loose, corroded or
damaged terminals, or terminals pushed back in the connector.

Q: Is power transistor connector C-108 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. 205: Locating Connector C
-108

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

STEP 2. Measure the resistance at power transistor connector C-108.

1. Disconnect power transistor connector C-108, and measure the resistance
at the wirin
g harness side.

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

Fig. 206: Locating Connector C
-108

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2. Measure the resistance value between terminal 2 and ground.
The measured value should be 2 ohms or less.
Q: Does the measured resistance value correspond with this range?

YES:
Go to Step 4 .
NO:
Go to Ste
p 3.

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

Fig. 207: Measuring Resistance Between Terminal 2 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

STEP 3. Check the wiring harness between power transistor connector C-
108 (terminal 2) and ground.

Q: Is the wiring harness between power transistor connector C-108
(terminal 2) and ground in good condition?

YES:
The front blower motor should operate normally.
NO:
Repair the wiring harness. The front blower motor should operate
normall
y.

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

Fig. 208: Locating Connector C
-108 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

STEP 4. Check front blower motor connector C-111 for loose, corroded or
damaged terminals, or terminals pushed back in the connector.

Q: Is front blower motor connector C-111 in good condition?

YES:
Go to Step 5.
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. 209: Locating Connectors C
- 108 And C
-111

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

STEP 5. Check the wiring harness between front blower motor connector
C-111 (terminal 2) and power transistor connector C-108 (terminal 4).

Q: Is the wiring harness between front blower motor connector C-111
(terminal 2) and power transistor connector C-108 (terminal 4) in good
condition?

YES:
Go to Step 6.
NO:
Repair the wiring harness. The front blower motor should operate
normally.

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

Fig. 210: Locating Connectors C
-111 And C
-108

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

STEP 6. Check A/C-ECU connector C-16 for loose, corroded or damaged
terminals, or terminals pushed back in the connector.

Q: Are A/C-ECU connector C-16 in good condition?

YES:
Go to Step 7.
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. 211: Locating Connectors C
-16 And C
-108

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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