Volkswagen Golf Mk7 Service & Repair Manual: Renewing air conditioner compressor

Note: on e-Golf/GTE models with an electrical compressor, de-energise the high-voltage system before removal. This section covers renewing the compressor with and without a need to purge contaminants.

Note On vehicles equipped with an electrical air conditioner compressor, de-energise the high-voltage system before removing the air conditioner compressor. → Electric drive; Rep. gr.93

• Without needing to purge refrigerant circuit of contaminants (cleaning), e.g. in cases of external damage after an accident
• Leaks or internal damage (e.g. noises or lack of power)

Questions & answers

Renewing air conditioner compressor — Volkswagen Golf Mk7

What special steps apply to Golf Mk7 AC compressor replacement?

For HV vehicles, de-energise the HV system first. Drain and measure old oil, drain new compressor oil, calculate the correct refill quantity, and pre-oil before charging.

If there is still refrigerant in the refrigerant circuit

  Drain refrigerant circuit. –  Remove defective part, purge with compressed air and collect escaping refrigerant oil. ...

Without needing to purge refrigerant circuit of contaminants (cleaning), e.g. in cases of external damage after an accident

Drain refrigerant circuit. –  Remove air conditioner compressor.   Note If a different air conditioner com ...

Other materials:

• Leaks or internal damage (e.g. noises or lack of power)
• Without needing to purge refrigerant circuit of contaminants (cleaning), e.g. in cases of external damage after an accident
• Assembly overview - front brakes
• Dismantling and assembling heater unit
• Removing and installing control unit 1 for information electronics -J794-