ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
Important
Contact surfaces must be free of dirt, rust and grease.
•
– Connect potential equalisation line, and tighten bolt -4-.
– Carry out function “Open electrically actuated valves to
drain, evacuate or charge refrigerant circuit” using ⇒ Vehicle
diagnostic tester ⇒ Rep. gr. 00; Access to diagnoses.
– ⇒ Air conditioning systems with refrigerant R744 – General
notes; Rep. gr. 87; Working with air conditioner service sta‐
tion; Charging refrigerant circuit.
WARNING
High voltage can cause fatal injury.
Danger of severe or fatal injuries from electric shock or elec‐
tric arcs.
– Have a high-voltage technician (HVT) or a high-voltage
expert (HVE) re-energise the high-voltage system.
– ⇒ Rep. gr. 93; Re-energising high-voltage system.
After renewal of air conditioner compressor:
– After charging refrigerant circuit and re-energising high-volt‐
age system, carry out functions “Adapt air conditioning com‐
pressor” and “Compressor run-in” using ⇒ Vehicle diagnostic
tester ⇒ Rep. gr. 00; Access to diagnoses.
Tightening torques
♦ ⇒ Rep. gr. 87; Assembly overview – air conditioner compres‐
sor
♦ ⇒ Rep. gr. 87; Assembly overview – refrigerant lines
5.6
Detaching and attaching air conditioner
compressor at bracket
Removing
– Remove air conditioner compressor -VX81- ⇒ Rep. gr. 87;
Removing and installing air conditioner compressor VX81.
– Remove bolts -2-.
5. Air conditioner compressor
105
ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
– Detach air conditioner compressor -3- from bracket -1-.
Installing
Installation is carried out in reverse sequence.
Tightening torques
♦ ⇒ Rep. gr. 87; Exploded view - air conditioner compressor
106
Rep. gr.87 - Air conditioning system
2024 VW ID.4 Owner's Manual
