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MODEL SELECTION INDEX
MY2005 VZ Series - Service Information
Section 2AHVAC Climate Control (Manual A/C) – Description
1 General Information
1.1 Caution Label
2 General Description
2.1 Air Flow
Sedan
Wagon
Coupe
Utility
Regular Cab
Crew Cab
2.2 HVAC Inlet and Outlet Ducts
Inlet
Air Distribution Ducts
Sedan, Wagon, Coupe and Crew Cab
Utility and Regular Cab
Cabin Ventilation Outlets
Sedan, Wagon, Coupe and Crew Cab
Utility and Regular Cab
Body Ventilation Outlets
Sedan
Wagon
Coupe
Utility
Regular Cab and Crew Cab
Outlet Assembly
2.3 HVAC Controller – Manual A/C
Configuration
Functions
A/C Switch
Heated Rear Window Switch
Blower Fan Switch
Temperature Control
Manual Mode Control Symbols
Components and Construction
Exploded View
Electrical Connections
Connector X1
Connector X2
2.4 Heater
Temperature Control Switch – Manual A/C
Air Mix Door Control Mechanism – Manual A/C
Water Valve Assembly – V6
Water Valve Assembly – GEN III V8
Heater Operation – Manual A/C – V6
Full Cold
Warm
Full Hot
Heater Operation – Auto A/C – V6
Full Cold
Warm
Full Hot
Heater Operation – Manual A/C – GEN III V8
Full Cold
Warm
Full Hot
Heater Operation – Auto A/C – GEN III V8
Full Cold
Warm
Full Hot
Under-hood Heater Components – V6
Under-hood Heater Components – GEN III V8
2.5 Air-conditioning Refrigerant Circuit
2.6 Vacuum Circuit
Vacuum Mode Switch and Vacuum Lines – Manual A/C
Solenoid Pack and Vacuum Lines – Auto A/C
Vacuum Circuit Schematic – Manual A/C
Vacuum Circuit Schematic – Auto A/C
2.7 HVAC Unit Airflow Modes – Manual A/C
HVAC Flow Diagrams
Recirculation Mode
Full Cold
Full Heat
Face Mode
Full Cold
Full Heat
Bi-level Mode
Full Cold
Full Heat
Floor Mode
Full Cold
Full Heat
Blend Mode
Full Cold
Full Heat
Demist Mode
Full Heat and A/C Activated
Default Mode
Loss of Vacuum Supply to HVAC Unit
2.8 Heating, Ventilation and Air-conditioning (HVAC) Unit
General Description – Manual A/C
Assembled Views – Manual A/C
Exploded View – Manual A/C
General Description – Auto A/C
Assembled Views – Auto A/C
Exploded View – Auto A/C
Evaporator
Heater Core
Blower Motor and Fan Assembly
Blower Motor Resistor Assembly – Manual A/C
Electronic Blower Motor Controller – Auto A/C
Air Mix Doors – Manual A/C
Air Mix Doors and Motor – Auto A/C
Air Mix Doors
Air Mix Door Motor
Motor and Door Configurations
Air Mix Door Motor/Door Calibration
Vacuum Actuators
Single-stage Actuator
Two-stage Actuators
Vacuum Solenoid Pack – Auto A/C
Vacuum Tank – Manual A/C
Vacuum Tank – Auto A/C
Vacuum Tank Check Valve
2.9 Under-hood Components
Under-hood Air-conditioning Components – V6
Under-hood Air-conditioning Components – V6 – AWD
Under-hood Air-conditioning Components – GEN III V8
Condenser, Radiator and Fan Module
Condenser
Filter Drier Receiver
A/C Pressure Transducer
V6 Engine
GEN III V8 Engine
Specification Table
Thermostatic Expansion Valve
Opening
Closing
Air-conditioning Compressor Assembly – V6
Compressor Control Valve
Compressor Operation
Low A/C Demand
High A/C Demand
Air-conditioning Compressor Assembly – GEN III V8
Compressor Control Valve
Compressor Operation
Low A/C Demand
High A/C Demand
3 Specifications
3.1 General
3.2 Water Valve
3.3 HVAC Unit
3.4 Compressor – V6
3.5 Compressor – GEN III V8
3.6 Refrigerant
3.7 Condenser
3.8 Pressure Transducer
3.9 A/C System Lubricant