MTC Air Conditioner - Installation

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MTC-134

MODE DOOR MOTOR

Revision: January 2005 2004 Quest

3. Disconnect the mode door motor electrical connector.

4. Remove the three screws and remove the mode door motor.

INSTALLATION

Installation is in the reverse order of removal.

LJIA0083E

Main Page

Default Chapter1
- Table of Contents1
Precautions5
- Precautions for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER5
- Precautions for Working with HFC-134A (R-134A)5
- Contaminated Refrigerant5
- General Refrigerant Precautions6
- Precautions for Leak Detection Dye6
- A/C Identification Label7
- Precautions for Refrigerant Connection7
  - Features of New Type Refrigerant Connection7
  - O-Ring and Refrigerant Connection8
- Precautions for Servicing Compressor11
- Precautions for Service Equipment11
- Wiring Diagrams and Trouble Diagnosis13
Preparation14
- Special Service Tools14
- HFC-134A (R-134A) Service Tools and Equipment14
- Commercial Service Tools16
Refrigeration System18
- Refrigerant Cycle18
  - Refrigerant Flow18
- Refrigerant System Protection18
  - Refrigerant Pressure Sensor18
  - Pressure Relief Valve19
- Component Layout20
  - Front Refrigeration System20
  - Rear Refrigeration System21
Lubricant22
- Maintenance of Lubricant Quantity in Compressor22
  - Checking and Adjusting22
Air Conditioner Control24
- Description24
- Operation24
- Description of Control System26
- Control Operation26
- Discharge Air Flow28
  - Front28
  - Rear28
- System Description29
  - Switches and Their Control Function29
- CAN Communication System Description30
Trouble Diagnosis31
- CONSULT-II Function (BCM)31
  - Consult-II Basic Operation31
  - Data Monitor32
- How to Perform Trouble Diagnosis for Quick and Accurate Repair33
- Work Flow33
- Symptom Table33
- Component Parts and Harness Connector Location35
- Schematic38
- Wiring Diagram -A/C,M39
- Front Air Control Terminals and Reference Value48
  - Pin Connector Terminal Layout48
  - Terminals and Reference Value for Front Air Control48
- A/C System Self-Diagnosis Function50
  - Description50
- Operational Check52
- Power Supply and Ground Circuit for Front Air Control54
- Mode Door Motor Circuit57
- Air MIX Door Motor Circuit61
- Intake Door Motor Circuit67
- Defroster Door Motor Circuit70
- Front Blower Motor Circuit72
Control Unit116
- Removal and Installation116
  - Front Air Control116
  - Rear Air Control116
Ambient Sensor117
- Removal and Installation117
Intake Sensor118
- Removal and Installation118
  - Removal118
  - Installation118
Blower Motor119
- Removal and Installation119
  - Front Blower Motor119
  - Rear Blower Motor120
In-Cabin Microfilter121
- Removal and Installation121
Heater & Cooling Unit Assembly122
- Components122
- Removal and Installation123
  - Front Heater and Cooling Unit Assembly123
  - Rear Heater and Cooling Unit Assembly124
Heater Core125
- Components125
- Removal and Installation126
  - Front Heater Core126
  - Rear Heater Core127
Heater Pump128
- Removal and Installation128
  - Removal128
  - Installation128
Defroster Door Motor129
- Removal and Installation129
  - Removal129
  - Installation129
Intake Door Motor130
- Components130
- Removal and Installation131
  - Driver Side131
  - Passenger Side132
Mode Door Motor133
- Removal and Installation133
  - Removal133
  - Installation134
Air MIX Door Motor135
- Components135
- Removal and Installation135
  - Air MIX Door Motor (Front)135
  - Air MIX Door Motor (Rear)136
Front Blower Motor Resistor137
- Removal and Installation137
  - Removal137
  - Installation137
Rear Blower Motor Resistor138
- Removal and Installation138
  - Removal138
  - Installation138
Ducts and Grilles139
- Components139
- Removal and Installation142
Refrigerant Lines144
- HFC-134A (R-134A) Service Procedure144
  - Setting of Service Tools and Equipment144
- Components146
- Removal and Installation for Compressor148
  - Removal148
  - Installation148
- Removal and Installation for Compressor Clutch149
- Removal and Installation for Low-Pressure Flexible Hose152
  - Removal152
  - Installation152
- Removal and Installation for High-Pressure Flexible Hose152
- Removal and Installation for High-Pressure Pipe153
  - Removal153
  - Installation153
- Removal and Installation for High/Low-Pressure Pipe153
- Removal and Installation for Refrigerant Pressure Sensor153
- Removal and Installation for Condenser154
  - Removal154
  - Installation154
- Removal and Installation for Front Evaporator155
  - Removal155
  - Installation156
- Removal and Installation for Rear Evaporator157
  - Removal157
  - Installation158
- Removal and Installation for Front Expansion Valve158
  - Removal158
- Removal and Installation for Rear Expansion Valve158
- Checking for Refrigerant Leaks159
- Checking System for Leaks Using the Fluorescent Dye Leak Detector159
- Dye Injection159
- Electronic Refrigerant Leak Detector160
Service Data and Specifications (Sds)163
- Compressor163
- Lubricant163
- Refrigerant163
- Engine Idling Speed163
- Belt Tension163

MTC Air Conditioner - Installation

Table of Contents