MITSUBISHI ENDEAVOR 2004 Service Repair Manual
Page 2451 of 3870
Q: Is the check result satisfactory?
YES:
The procedure is complete.
NO:
Return to Step 1 .
SYMPTOM CHART Fig. 19: Automatic Air Conditioning Symptom Chart
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y of MITSUBISHI MOTOR SALES OF AMERICA
.
CAUTION: During diagnosis, a DTC code associated with other
system may be set when the ignition switch is turned
on with connector(s) disconnected. On completion,
confirm all systems for DTC code(s). If DTC code(s)
are set, erase them all.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2452 of 3870
SYMPTOM PROCEDURES INSPECTION PROCEDURE 12: REAR BLOWER FAN AND MOTOR DO NOT TURN NOTE: For test procedures for inspection procedures 1 through 10,
refer to SYMPTOM PROCEDURES
. For test procedure for
inspection procedure 11, refer to INSPECTION
PROCEDURE 6: CONDENSER FAN DOES NOT OPERATE
.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2453 of 3870
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2454 of 3870
Fig. 20: Rear Blower Fan Circuit Diagra
m
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Fig. 21: Identifying Fusible Link
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y of MITSUBISHI MOTOR SALES OF AMERICA
.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2455 of 3870
Fig. 22: Identifying Connectors C
-19, C
-20 And C
-24
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2456 of 3870
Fig. 23: Identifying Connectors C
-209 And C
-213
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2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2457 of 3870
Fig. 24: Identifying Connector C
-16
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2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2458 of 3870
Fig. 25: Identifying Connectors C
-31 And C
-104
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CIRCUIT OPERATION If the rear blower motor does not operate, the rear blower relay system is suspected.TROUBLESHOOTING HINTS
Malfunction of the rear blower relay Malfunction of the resistor Malfunction of the rear blower motor Malfunction of the A/C-ECU The wiring harness or connectors may have loose, corroded, or damaged
terminals, or terminals pushed back in the connector
DIAGNOSIS
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2459 of 3870
Required Special Tool
:
MB991223: Test Harness Set STEP 1. Check rear blower motor connector C-20 for damage.
Fig. 26: Identifying Connector C
-20
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is rear blower motor connector C-20 in good condition?
YES:
Go to Step 2.
NO:
Repair or replace the connector. Refer to
HARNESS
CONNECTOR INSPECTION
. The rear blower motor should operate
normally.
STEP 2. Measure the voltage at rear blower motor connector C-20.
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor
Page 2460 of 3870
1. Disconnect rear blower motor connector C-20, and measure the voltage at
the wiring harness side.
2. Turn the ignition switch to the "ON" position.
3. Turn the blower speed selection dial to the "MAX" position.
4. Turn the mode selection dial to the "Face" position.
5. Turn the rear blower switch to the "ON" position.
Fig. 27: Identifying Connector C
-20
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
6. Measure the voltage between terminal 3 and ground.
The measured value should be approximately 12 volts (battery positive volta
ge).
2004 Mitsubishi Endeavor LS
2004 HVAC Automatic Air Conditioning - Endeavor