VW Polo manuals

Volkswagen Polo Service & Repair Manual: Odor from Evaporator or Heat Exchanger?

  Fishy smell
–  From leak at cooling system of engine or of A/C system heater core.
  Note
If the fishy smell gets weaker when the temperature is set to “cold” and stronger when it is set to “warm”, then check the heat exchanger for leaks.
Smells like a burned clutch.
Evaporation from floor mats, decorative seat covers, etc.
Musty smell
–  Due to various contaminants, such as leaves, pine needles, etc. collecting.
  Note
Clean the plenum chamber.
–  Due to water that cannot drain out of the plenum chamber.
  Note
Check that the plenum chamber water is draining.
Odor from the Heater and A/C Unit
  Note
Odors originating in the heating and A/C unit can mainly be detected in fresh air mode and recirculated air mode.
–  Due to too much condensation water in A/C unit.
  Note
Check the condensation water drain. Refer to → Rep. Gr.87 in the vehicle-specific Repair Manual.
–  Due to an old or heavily contaminated dust and pollen filter.
  Note
Check the dust and pollen filter. Refer to → Rep. Gr.80 in the vehicle-specific Repair Manual.
–  Due to deposits on evaporator fins.
  Note
Clean the evaporator using the Ultrasound A/C Cleaner -VAS6189A-. Refer to → Chapter „Ultrasound A/C Cleaner -VAS6189B-“ or the Suction Feed Spray Gun -VAG1538- and a suitable spray nozzle. Refer to → Chapter „Evaporator, Cleaning with Suction Feed Spray Gun -VAG1538- and Spray Nozzle“.
   
Odor from the Heater and A/C Unit
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Ultrasound A/C Cleaner -VAS6189B
The Ultrasonic HVAC Cleaning System -VAS6189A- is placed in the front passenger footwell and sprays Aero-Clean. Aero-Clean neutralizes microbes and bacteria inside th ...

Other materials:

Test Requirements
Radiator and condenser are clean (clean if necessary). The ribbed belt for the A/C compressor and alternator tensioned correctly. All air ducts, covers and seals are OK and installed correctly. ...

Two-Part HS Vario Filler
Definition: Two-Part HS Vario Filler -LGF 786 004 A4-, gray Edition 04/2013 Product Description The two-part vario filler is a high-quality, variable VOC compliant, acrylic-b ...

Cigarette lighter
Fig. 105 In the front centre console: cigarette lighter First read and observe the introductory information and safety warnings With the ignition switched on, press in the knob on the cigarette lighter . Wait for the lighter to pop out. Pull out the cigarette lighter and li ...

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