Page 2009 of 3870
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
HOW TO PERFORM ACTUATOR TEST REQUIRED SPECIAL TOOL:
MB991958: Scan Tool (MUT-III Sub Assembly)
MB991824: Vehicle Communication Interface (V.C.I.) MB991827: MUT-III USB Cable MB991910: MUT-III Main Harness A (Vehicles with CAN
communication system)
1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select "Interactive Diagnosis" from the start-up screen.
4. Select "System select."
5. Choose "Air Conditioner" from the "BODY" tab.
6. Select "MITSUBISHI."
7. Select "Actuator Test."
8. Choose an a
ppropriate item and select the "OK" but
ton.
CAUTION: To prevent damage to scan tool MB991958, always
turn the ignition switch to the "LOCK" (OFF) position
before connecting or disconnecting scan tool
MB991958.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2010 of 3870
Fig. 7: Connecting Scan Tool (MB991958) To Data Link Connector
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2011 of 3870

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
HOW TO DIAGNOSE THE CAN BUS LINES REQUIRED SPECIAL TOOL:
MB991958: Scan Tool (MUT-III Sub Assembly)
MB991824: Vehicle Communication Interface (V.C.I.) MB991827: MUT-III USB Cable MB991910: MUT-III Main Harness A (Vehicles with CAN
communication system)
1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select "CAN bus diagnosis" from the start-up screen.
4. When the vehicle information is displayed, confirm that it matches the vehicle
whose CAN bus lines will be diagnosed. If they match, go to Step 8 . If not, go to step 5.
5. Select the "view vehicle information" button.
6. When the vehicle information is displayed, confirm again that it matches the
vehicle which is diagnosed CAN bus line. If they match, go to Step 8 . If not, go to step 5.
7. Select the "OK" button.
8. When the options are displayed, choose the options (mark the check) and then
select "OK". CAUTION: To prevent damage to scan tool MB991958, always
turn the ignition switch to the "LOCK" (OFF) position
before connecting or disconnecting scan tool
MB991958.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2012 of 3870
Fig. 8: Connecting Scan Tool (MB991958) To Data Link Connector
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2013 of 3870
DIAGNOSTIC TROUBLE CODE CHARTFig. 9: Heater Air Conditioning, Ventilation Diagnostic Trouble Code Chart
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
DIAGNOSTIC TROUBLE CODE PROCEDURES
CAUTION: During diagnosis, a DTC code associated with other
s
ystem ma
y be set when the i
gnition switch is turned
on with connector(s) disconnected. On completion of
repairs, confirm all systems for DTC code(s). If DTC
code(s) are set, erase them all.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2014 of 3870
DTC B1011, B1012: AMBIENT AIR TEMPERATURE SENSOR SYSTEM
CAUTION: If DTC B1011 or B1012 has been set, multi-display
related DTC U1130 is also set. After B1011 or B1012
has been diagnosed, don't forget to erase DTC
U1130.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2015 of 3870
Fig. 10: View Of Ambient Temperature Sensor Circuit With Connectors
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor
Page 2016 of 3870
Fig. 11: Identifying Connector A
-22
2004 Mitsubishi Endeavor LS
2004 HVAC Heater Air Conditioning, Ventilation - Endeavor