Volkswagen Polo Service & Repair Manual: Odor from Evaporator or Heat Exchanger?
– |
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. |
– |
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“. |
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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:
Antenna Wires, Repairing
Aerial Cable Repair Set -VAS6720
Special tools and workshop equipment
required
Repair Set, Aerial Cable -VAS6720-
Checking the Antenna Wire. Refer to
Replacing the Tool Head. Refer to
...
Electric windows – functions
First read and observe the introductory information
and safety warnings
One-touch opening and closing
One-touch opening and closing makes it possible to fully open and close the windows.
The individual buttons do not have to be held down to do this.
For one-touch closing: pull the button for ...
High Pressure Sensor -G65
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
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