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:

Pressure Relief Valve
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...

Engine data
First read and observe the introductory information and safety warnings For reasons of vehicle registration and vehicle taxation, the power output and performance of some engines may vary in some countries from the information given in this booklet. Petrol engines ...

Flushing Circuit Block Diagrams
  Note The arrows in the following illustrations show the direction of refrigerant flow while flushing. During flushing, refrigerant flows in the opposite direction than during A/C system operation, therefore the high pressure side of A/C se ...