Table of Contents

• 1 General information
• 1.1 Type plates, R1234yf
• 1.2 Type plates, R744
• 2 Technical data
• 2.1 Refrigerant capacities, R1234yf
• 2.2 Refrigerant capacities, R744
• 2.3 Refrigerant oil capacities, R1234yf
• 2.4 Refrigerant oil capacities, R744
• 2.5 Oil distribution
• 3 Electrical components
• 3.1 Access to diagnoses
• 2 Overview of fitting locations – air conditioning system
• 2.1 Overview of fitting locations – components not located in passenger compartment, with heat pump
• 2.2 Overview of fitting locations – components not located in passenger compartment, without heat pump
• 2.3 Overview of fitting locations - components located in front section of passenger compartment
• 3 Refrigerant circuit
• 3.1 System overview – refrigerant circuit, without heat pump
• 3.2 System overview – refrigerant circuit, with heat pump
• 3.3 Assembly overview – refrigerant lines, R1234yf
• 3.4 Assembly overview – refrigerant lines, R744
• 3.5 Assembly overview – heat exchanger for high-voltage battery, R1234yf
• 3.6 Assembly overview – condenser, R1234yf
• 3.7 Removing and installing refrigerant pressure and temperature sender [G395], R1234yf
• 3.8 Removing and installing refrigerant pressure and temperature sender [G395], R744
• 3.9 Removing and installing pressure sender for refrigerant circuit [G805], R1234yf
• 3.10 Removing and installing expansion valve
• 3.11 Removing/installing refrigerant line from/to expansion valve, R1234yf
• 3.12 Removing and installing condenser/gas cooler, R1234yf
• 3.13 Removing and installing condenser/gas cooler, R744
• 3.14 Removing and installing desiccant bag/dryer, R1234yf
• 3.15 Removing and installing desiccant bag/dryer, R744
• 3.16 Removing and installing evacuating and charging valves on low and high-pressure side, R1234yf
• 3.17 Removing and installing evacuating and charging valves on low and high-pressure side, R744
• 3.18 Removing and installing refrigerant pressure and temperature sender 2 [G826]
• 3.19 Removing and installing refrigerant pressure and temperature sender 3 [G827]
• 3.20 Removing and installing refrigerant pressure and temperature sender 4 [G828]
• 3.21 Removing and installing refrigerant pressure and temperature sender 5 [G829]
• 3.22 Removing and installing pressure relief valve, R744
• 3.23 Removing and installing heat exchanger for high-voltage battery, R1234yf
• 3.24 Removing and installing heat exchanger for high-voltage battery, R744
• 3.25 Removing and installing heat condenser, R744
• 3.26 Removing and installing refrigerant shut-off valve for heater and air conditioner unit [N541]
• 3.27 Removing and installing refrigerant line, R1234yf
• 3.28 Removing and installing refrigerant line, R744
• 3.29 Disconnecting/connecting refrigerant lines from/to condenser/gas cooler, R1234yf
• 3.30 Disconnecting/connecting refrigerant lines from/to condenser/gas cooler, R744
• 3.31 Cleaning refrigerant circuit, refrigerant R744
• 3.32 Cleaning refrigerant circuit, refrigerant R1234yf
• 4 Valve unit of heat pump
• 4.1 Exploded view - heat pump valve unit
• 4.2 Removing and installing valve unit of heat pump
• 4.3 Removing and installing refrigerant expansion valve 1 [N636]
• 4.4 Removing and installing refrigerant expansion valve 2 N637
• 4.5 Removing and installing refrigerant expansion valve 3 N638
• 4.6 Removing and installing refrigerant shut-off valve 1 N696
• 4.7 Removing and installing refrigerant shut-off valve 2 N640
• 4.8 Removing and installing refrigerant shut-off valve 3 N641
• 4.9 Removing and installing refrigerant shut-off valve 4 N642
• 4.10 Removing and installing refrigerant shut-off valve 5 N643
• 5 Air conditioner compressor
• 5.1 Exploded view - air conditioner compressor
• 5.2 Removing refrigerant lines from and installing to air conditioner compressor, R1234yf
• 5.3 Detaching/attaching refrigerant lines from/to air conditioner compressor, R744
• 5.4 Removing and installing air conditioner compressor [VX81], R1234yf
• 5.5 Removing and installing air conditioner compressor [VX81], R744
• 5.6 Detaching and attaching air conditioner compressor at bracket
• 6 Control motors
• 6.1 Overview of fitting locations - control motors (front)
• 6.2 Assembly overview – control motors, PR numbers KC0, KH4
• 6.3 Assembly overview – control motors, PR number KH7
• 6.4 Removing and installing control motor for front left temperature flap [VX34]
• 6.5 Removing and installing control motor for front right temperature flap [VX35]
• 6.6 Removing and installing control motor for defroster flap [VX47]
• 6.7 Removing and installing control motor for front left air distribution flap [VX93]
• 6.8 Removing and installing control motor for front right air distribution flap [VX94]
• 6.9 Removing and installing control motor for rear temperature flap [VX95]
• 6.10 Removing and installing control motor for fresh air and air recirculation flap [VX96]
• 6.11 Removing and installing left air distribution flap actuator
• 6.12 Removing and installing right air distribution flap actuator
• 7 Front heater and air conditioning unit
• 7.1 Exploded view - heater and air conditioning unit
• 7.2 Assembly overview – evaporator housing, R1234yf
• 7.3 Assembly overview – evaporator housing, R744
• 7.4 Exploded view - air intake box of heater and air conditioning unit
• 7.5 Removing and installing heater and air conditioning unit, R1234yf
• 7.6 Removing and installing heater and air conditioning unit, R744
• 7.7 Removing and installing evaporator, R1234yf
• 7.8 Removing and installing evaporator, R744
• 7.9 Dismantling and assembling heater and air conditioning unit, R1234yf
• 7.10 Dismantling and assembling heater and air conditioning unit, R744
• 7.11 Removing and installing dust and pollen filter
• 7.12 Removing and installing fresh air blower control unit J126
• 7.13 Removing and installing evaporator temperature sensor [G308]
• 7.14 Removing and installing condensation drain
• 7.15 Checking condensation drain
• 7.16 Removing and installing air intake unit of heater and air conditioning unit
• 7.17 Removing and installing air intake cowling
• 7.18 Removing and installing high voltage heater (PTC) [ZX17]
• 8 Air duct
• 8.1 Assembly overview – air duct and air distribution in passenger compartment
• 8.2 Removing and installing driver side footwell vents
• 8.3 Removing and installing front passenger side footwell vents
• 8.4 Removing and installing rear footwell vent
• 8.5 Removing and installing fresh air intake
• 8.6 Removing and installing air duct for defroster vent
• 8.7 Removing and installing air duct for centre dash panel vent
• 8.8 Removing and installing air duct for vent in centre console (rear)
• 8.9 Removing and installing front air duct for dash panel
• 9 Coolant circuit
• 9.1 Assembly overview – high-voltage heater (PTC), rear-wheel drive
• 9.2 Assembly overview – high-voltage heater (PTC), all-wheel drive
• 9.3 Removing and installing PTC heater element 3 [Z132], rear-wheel drive
• 9.4 Removing and installing PTC heater element 3 [Z132], all-wheel drive