A/C Components
A/C Components
• Air duct in air conditioner and in vehicle, refer to => [ Air Distribution and Air Routing in A/C Unit ] Air Distribution and Air Routing In A/C Unit.
• Heating & A/C unit, removing and installing, refer to => [ A/C Unit ] Removal and Replacement.
• Several identical connectors are installed on the A/C unit wiring harness. mark the electrical connectors before disconnecting them (they could become mixed up).
• Various control motors are installed on the A/C unit and in the air intake unit. They have different electrical values and are different in the part number index. Mark the control motors before removing them (so they are not switched).
• It is necessary to remove the glove compartment instead of the driver side instrument panel cover to remove the A/C unit components and the left air ducts.
1 Air Conditioner Unit
2 Left Vent Temperature Sensor (G150)
• Removing and installing, refer to => [ Left Vent Temperature Sensor ] Temperature Sensors.
3 Left Cap
• For the opening to the dust and pollen filter.
4 Side Vent Motor (V262)
• With the Side Window Outlet Motor Position Sensor (G548).
• Both doors for the left and right instrument panel vents are operated together.
• Removing and installing, refer to => [ Side Vent Motor ] Service and Repair.
5 Right Condensation Water Drain Connection
• Check the condensation water drain hose, refer to => [ Condensation Water Drain Hoses, Checking ] Testing and Inspection.
• Condensation Water Drain Hose, removing and installing, refer to => [ Condensation Water Drain Hose ] Condensation Water Drain Hose.
6 Electrical Connector
• To the Climatronic control module.
7 Footwell Door Motor (V261)
• With the Footwell Door Motor Position Sensor (G468).
• Removing and installing, refer to => [ Footwell Door Motor ] Service and Repair.
8 Front Cold Air Door Motor (V197)
• With the Front Cold Air Door Motor Position Sensor (G315).
• Removing and installing, refer to => [ Front Cold Air Door Motor ] Service and Repair.
9 Defroster Door Motor (V107)
• With the Defroster Door Motor Position Sensor (G135).
• Removing and installing, refer to => [ Defroster Door Motor ] Service and Repair.
10 Right Vent Temperature Sensor (G151)
• Removing and installing, refer to => [ Right Vent Temperature Sensor ] Temperature Sensors.
11 Right Cap
• For the opening to the dust and pollen filter.
• Removing and installing, refer to => [ Dust and Pollen Filter ] Service and Repair.
12 Evaporator
• Can only be removed when the refrigerant circuit is empty. Transfer the vehicle to a workshop that has the necessary tools and qualified personnel to perform the work.
• Removing and installing, refer to => [ Evaporator ] Refrigerant Circuit.
• Cleaning, refer to => [ A/C System Evaporator, Cleaning ] Procedures.
13 Evaporator Vent Temperature Sensor (G263)
• Removing and installing, refer to => [ Evaporator Vent Temperature Sensor ] Temperature Sensors.
14 Heater Unit Heat Exchanger
• View from right.
• Removing and installing, refer to => [ A/C Unit Heat Exchanger ] A/C Unit Heat Exchanger.
15 Coolant pipe
• Supply from the heat regulating valve to the right side of the heat exchanger.
• The heat exchanger/coolant pipe connections are sealed with a radial seal.
16 Heater Unit Heat Exchanger
• View from left.
• Removing and installing, refer to => [ A/C Unit Heat Exchanger ] A/C Unit Heat Exchanger.
17 Center Vent Adjustment Motor (V102)
• With the Center Vent Motor Position Sensor (G138).
• Removing and installing, refer to => [ Center Vent Adjustment Motor ] Service and Repair.
18 Refrigerant Lines To The Evaporator
• Refrigerant Lines, disconnecting and connecting at evaporator, refer to => [ Evaporator ] Refrigerant Circuit.
• Refrigerant Line, disconnecting and connecting at A/C Unit, refer to => [ A/C Unit and Refrigerant Lines ] Refrigerant Circuit.
19 Central Connection
• For the coolant lines.
20 Coolant Pipe
• Central return from the heat exchanger to the engine.
21 Coolant Pipe
• Supply from the heat regulating valve to the left side of the heat exchanger.
• The heat exchanger/coolant pipe connections are sealed with a radial seal.
22 Left Condensation Water Drain Connection
• Check the condensation water drain hose, refer to => [ Condensation Water Drain Hoses, Checking ] Testing and Inspection.
• Condensation Water Drain Hose, Removing And Installing, refer to => [ Condensation Water Drain Hose ] Condensation Water Drain Hose.
Coolant Lines To Heat Exchanger And Refrigerant Lines To Evaporator, Connection Diagram
1. Coolant supply line to the left heat exchanger
2. Central coolant return
3. Coolant supply to the right heat exchanger
4. Coolant line to the evaporator (supply)
5. Refrigerant line from the evaporator (return)