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Volkswagen ID.4 Owners & Service Manuals

Volkswagen ID.4: Overview of fitting locations - air conditioning system, R134a/R1234yf

Volkswagen ID.4 (E21) 2021-2025 Service Manual / Heating, air conditioning system / Air conditioning system / Overview of fitting locations - air conditioning system, R134a/R1234yf

Overview of fitting locations - components not located in vehicle interior

  1. Condenser
  • ⇒ Rep. gr. 87 ; Assembly overview - condenser
  • ⇒ Rep. gr. 87 ; Removing and installing condenser
  1. Air conditioner compressor - VX81-
  • With electrical air conditioner compressor - V470- and control unit for air conditioner compressor - J842-
  • ⇒ Rep. gr. 87 ; Removing and installing air conditioner compressor VX81
  1. Pressure sender for refrigerant circuit - G805
  • ⇒ Rep. gr. 87 ; Removing and installing pressure sender for refrigerant circuit G805
  1. Refrigerant pressure and temperature sender - G395-
  • ⇒ Rep. gr. 87 ; Removing and installing refrigerant pressure and temperature sender G395
  1. Heat exchanger for highvoltage battery with refrigerant expansion valve 1 - N636-
  • ⇒ Rep. gr. 87 ; Removing and installing heat exchanger for high-voltage battery
  1. Service connection (low-pressure side)
  • ⇒ Rep. gr. 87 ; Removing and installing evacuating and charging valve (low-pressure and high-pressure sides)

Volkswagen ID.4. Overview of fitting locations - components not located in vehicle interior

  1. Refrigerant shut-off valve for heater and air conditioning unit - N541
  • ⇒ Rep. gr. 87 ; Removing and installing refrigerant shut-off valve for heater and air conditioning unit N541
  1. Service connection (high-pressure side)
  • ⇒ Rep. gr. 87 ; Removing and installing evacuating and charging valve (low-pressure and high-pressure sides)
  1. Air intake box of heater and air conditioning unit
  • ⇒ Rep. gr. 87 ; Removing and installing air intake box of heater and air conditioning unit
  1. External air quality and air humidity sensor - G935-
  • ⇒ Rep. gr. 87 ; Removing and installing external air quality and air humidity sensor G935
  1. Fresh air intake
  • ⇒ Rep. gr. 87 ; Removing and installing fresh air intake
  1. Fresh air blower control unit - J126-
  • ⇒ Rep. gr. 87 ; Removing and installing fresh air blower control unit J126
  1. Control motor for fresh air and air recirculation flap - VX96-
  • ⇒ Rep. gr. 87 ; Removing and installing control motor for fresh air and air recirculation flap VX96
  1. PTC heater element 3 - Z132-
  • ⇒ Rep. gr. 87 ; Removing and installing heater element 3 Z132
  1. Desiccant bag
  •  ⇒ Rep. gr. 87 ; Removing and installing desiccant bag/dryer
  1. Ambient temperature sensor - G17-
  • ⇒ Rep. gr. 87 ; Removing and installing ambient temperature sensor G17

Overview of fitting locations - components not located in vehicle interior

Overview shown for a left-hand drive vehicle as an example

  1. Left vent temperature sender - G150-
  • ⇒ Rep. gr. 87 ; Removing and installing left vent temperature sender [G150[
  1. Rain and light sensor - G397-
  • With humidity sender for air conditioning system - G260-
  • With photosensor - G107-
  • ⇒ Electrical system; Rep. gr. 92 ; Windscreen wiper system; Removing and installing rain and light sensor [G397]
  1. Control motor
  • Shown as an example for all control motors
  • ⇒ Rep. gr. 87 ; Overview of fitting locations - front control motors
  1. Heating condenser
  • Depending on equipment/ version
  • ⇒ Rep. gr. 87 ; Removing and installing heat condenser
  1. Evaporator
  • ⇒ Rep. gr. 87 ; Removing and installing evaporator

Volkswagen ID.4. Overview of fitting locations - components not located in vehicle interior

  1. Evaporator temperature sensor - G308-
  • ⇒ Rep. gr. 87 ; Removing and installing evaporator temperature sensor [G308]
  1. Heater and air conditioning system control unit - J979-
  • Right-hand drive vehicle: mirror image
  • ⇒ Rep. gr. 87 ; Removing and installing heater and air conditioning system control unit [J979]
  1. Condensation drain hose
  • ⇒ Rep. gr. 87 ; Checking condensation drain
  • ⇒ Rep. gr. 87 ; Removing and installing condensation drain
  1. Right vent temperature sender - G151-
  • ⇒ Rep. gr. 87 ; Removing and installing right vent temperature sender [G151]
  1. Right footwell vent temperature sender - G262-
  • Rep. gr. 87 ; Removing and installing right footwell vent temperature sender [G262]
  1. Sensor for interior carbon dioxide concentration - G929-
  • Depending on equipment/version
  • ⇒ Rep. gr. 87 ; Removing and installing sensor for interior carbon dioxide concentration [G929]
  1. High-voltage heater (PTC) - ZX17-
  • With high-voltage heater (PTC) control unit - J848-
  • With high-voltage heater (PTC) - Z115-
  • ⇒ Rep. gr. 87 ; Removing and installing high voltage heater (PTC) [ZX17]
  1. Vehicle interior temperature sensor - G1090-
  • ⇒ Rep. gr. 87 ; Removing and installing vehicle interior temperature sensor [G1090]
  1. Display unit for front information display and operating unit control unit - J685-
  • ⇒ Rep. gr. 87 ; Removing and installing display unit for front information display and operating unit control unit [J685]
  1. Left footwell vent temperature sender - G261-
  • ⇒ Rep. gr. 87 ; Removing and installing left footwell vent temperature sender [G261]
  1. Rear vent temperature sender - G174-
  • Depending on equipment/version
  • ⇒ Rep. gr. 87 ; Removing and installing rear vent temperature sender [G174]
  1. Operating and display unit for rear air conditioning system - E265-
  • Depending on equipment/version
  • ⇒ Rep. gr. 87 ; Removing and installing operating and display unit for rear air conditioning system [E265]

Volkswagen ID.4 (E21) 2021-2025 Service Manual

Overview of fitting locations - air conditioning system, R134a/R1234yf

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