Q45 V8-4.5L (VK45DE) (2002): Heating and Air Conditioning

Also for this vehicle: Q45 V8-4130cc 4.1L DOHC MFI (VH41) (1998), Q45 V8-4494cc 4.5L DOHC (VH45) (1992).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
- Air Door, HVAC › Air Door Actuator / Motor, HVAC › Component Information11 pages
- Air Duct › Component Information10 pages
  - Locations2
  - Service and Repair › Center Ventilator Grille2 3 4 5 6 7 8
- Air Register › Component Information › Technical Service Bulletins30 pages
  - Customer Interest for Air Register: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - All Technical Service Bulletins for Air Register: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Ambient Temperature Sensor / Switch HVAC › Component Information › Locations2 3 4
- Aspirator, HVAC › Component Information › Description and Operation
- Blower Motor › Component Information › Technical Service Bulletins30 pages
  - Customer Interest for Blower Motor: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - All Technical Service Bulletins for Blower Motor: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Blower Motor Relay › Component Information › Locations
- Cabin Air Filter › Component Information › Application and ID2 3 4
- Cabin Temperature Sensor / Switch › Component Information › Locations2 3 4
- Compressor HVAC › Compressor Clutch › Component Information › Specifications2 3 4 5 6 7
- Compressor Clutch Relay › Component Information › Locations2 3
- Condenser HVAC › Component Information › Specifications2 3 4
- Control Assembly, HVAC › Component Information5 pages
  - Locations
  - Description and Operation › Air Conditioner Control System2 3 4
- Control Module HVAC › Component Information7 pages
  - Locations
  - Testing and Inspection › Initial Inspection and Diagnostic Overview2 3 4 5 6
- Coupler HVAC › A/C Coupler O-ring › Component Information › Technical Service Bulletins2 pages
  - Customer Interest for A/C Coupler O-ring: › 09-041 › Sep › 09 › A/C - Refrigerant Leaks At Connections
  - All Technical Service Bulletins for A/C Coupler O-ring: › 09-041 › Sep › 09 › A/C - Refrigerant Leaks At Connections
- Evaporator Case › Component Information › Service and Repair
- Evaporator Core › Component Information › Technical Service Bulletins30 pages
  - Customer Interest for Evaporator Core: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - All Technical Service Bulletins for Evaporator Core: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Evaporator Temperature Sensor / Switch › Component Information › Description and Operation2 3
- High Pressure Safety Valve HVAC › Component Information › Description and Operation
- Hose/Line HVAC › Component Information36 pages
  - Technical Service Bulletins30 pages
    Customer Interest for Hose/Line HVAC: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
    All Technical Service Bulletins for Hose/Line HVAC: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Service and Repair › Automatic Air Conditioner2 3 4 5 6
- Housing Assembly HVAC › Component Information9 pages
  - Locations2 3 4
  - Service and Repair › Heater & Cooling Unit2 3 4 5
- Receiver Dryer › Component Information › Specifications2 3
- Refrigerant › Component Information52 pages
  - Technical Service Bulletins32 pages
    Customer Interest for Refrigerant:16 pages
    09-041 › Sep › 09 › A/C - Refrigerant Leaks At Connections
    01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
    All Technical Service Bulletins for Refrigerant:16 pages
    09-041 › Sep › 09 › A/C - Refrigerant Leaks At Connections
    01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Specifications › Capacity Specifications2
  - Service Precautions › Environmental Impact Information2 3 4 5 6 7 8 9
  - Testing and Inspection › Checking For Refrigerant Leaks2 3 4 5
  - Service and Repair › HFC-134a (R-134a) Service Procedure2 3 4
- Refrigerant Oil › Component Information36 pages
  - Technical Service Bulletins30 pages
    Customer Interest for Refrigerant Oil: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
    All Technical Service Bulletins for Refrigerant Oil: › 01-047 › Sep › 01 › A/C System - Poor Performance2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Specifications › Capacity Specifications2
  - Service and Repair › Maintenance of Lubricant Quantity In Compressor2 3 4
- Refrigerant Pressure Sensor / Switch, HVAC › Component Information41 pages
  - Specifications2
  - Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…39
- Relays and Modules - HVAC11 pages
  - Blower Motor Relay › Component Information › Locations
  - Compressor Clutch Relay › Component Information › Locations2 3
  - Control Module HVAC › Component Information7 pages
    Locations
    Testing and Inspection › Initial Inspection and Diagnostic Overview2 3 4 5 6
- Sensors and Switches - HVAC56 pages
  - Ambient Temperature Sensor / Switch HVAC › Component Information › Locations2 3 4
  - Cabin Temperature Sensor / Switch › Component Information › Locations2 3 4
  - Evaporator Temperature Sensor / Switch › Component Information › Description and Operation2 3
  - Refrigerant Pressure Sensor / Switch, HVAC › Component Information41 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…39
  - Solar Sensor, HVAC › Component Information › Locations2 3 4
- Service Port HVAC › Component Information › Locations
- Solar Sensor, HVAC › Component Information › Locations2 3 4
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections