Volkswagen Polo Service & Repair Manual: Odor from the Heater and A/C Unit

Possible Concerns

  Note The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of 70C or lower. ...

Odor from Evaporator or Heat Exchanger?

  Fishy smell –  From leak at cooling system of engine or of A/C system heater core.   Note ...

Other materials:

A/C Pressure Switch -F129
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. Refer to → Rep. Gr.87.     ...

Empty Refrigerant Circuit
–  Remove malfunctioning component. –  Remove the A/C compressor. –  Remove oil drain plug from A/C compressor.   Note To speed up refrigerant oil drai ...

Checking with Expansion Valve and Receiver/Dryer, with Internally Regulated A/C Compressor
  Note Connecting service station. Refer to → Chapter „Connecting Service Station“. Observe test requirements. Refer to → Chapter „Pressures, Checking“. –  ...