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Fig. 67: A/C
-ECU Terminal Chart
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
SPECIAL TOOLS
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2004 HVAC Automatic Air Conditioning - Endeavor
Page 2506 of 3870
Fig. 68: Identifying Special Tools
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
ON-VEHICLE SERVICE POWER RELAY CHECK REAR BLOWER RELAY CONTINUITY CHECK
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2004 HVAC Automatic Air Conditioning - Endeavor
Page 2507 of 3870
Fig. 69: Identifying Power Relay Check
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2508 of 3870
REAR BLOWER RELAY CONTINUITY CHEC
K
REAR BLOWER UNIT REMOVAL AND INSTALLATION Fig. 70: Removing And Installing Rear Blower Unit
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
BATTERY VOLTAGE
TESTER
CONNECTION
SPECIFIED
CONDITION
Not applied
1 - 4
Open circuit
Connect terminal 3 to the
positive battery terminal
Connect terminal 2 to the
negative battery terminal
1 - 4
Less than 2 ohms
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2509 of 3870
INSPECTION RESISTER CHECK Use an ohmmeter to measure the resistance between the terminals. Check that the
measured resistance is at the standard value.
Standard value:
REAR BLOWER RELAY CONTINUITY CHECK
Fig. 71: Identifying Standard ValueMEASUREMENT TERMINAL
STANDARD VALUE
Between terminals 1 and 3 (ME)
2.2
Between terminals 1 and 6 (LO)
9.7
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2004 HVAC Automatic Air Conditioning - Endeavor
Page 2510 of 3870
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
BLOWER FAN AND MOTOR CHECK When battery voltage is applied between the terminals, check that the motor
operates. Also, check that there is no abnormal noise.
Fig. 72: Checking Blower Fan And Motor
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
FLOOR CONSOLE REAR A/C SWITCH ASSEMBLY CHECK Follow the table below to check the floor console rear A/C switch assembly for
continuity.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2511 of 3870
Fig. 73: Identifying Switch Table
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
REAR BLOWER RELAY CONTINUITY CHECK
SENSORS REMOVAL AND INSTALLATIONSWITCH
POSITION
TESTER
CONNECTION
SPECIFIED
CONDITION
MIN
1 - 3, 3 - 5, 3 - 6
Open circuit
LO
3 - 6
Less than 2 ohms
ME
1 - 3
Less than 2 ohms
HI (MAX)
3 - 5
Less than 2 ohms
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2512 of 3870
Fig. 74: Removing And Installing Sensors
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
INSPECTION INTERIOR TEMPERATURE SENSOR CHECK When the resistance between the sensor terminals is measured under two or more
temperature conditions, the resistance should approximately satisfy the illustrated
values.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor