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:
Discharge Refrigerant Circuit with A/C Service Station
Caution
If it is suspected that chemicals were added to the
refrigerant circuit to seal leaks, do not connect the
A/C service station and do not extract the refrigerant.
...
Types of front passenger front airbag system
First read and observe the introductory information
and safety warnings
Volkswagen offers two different front
airbag systems for front passengers:
A
B
Features of the front passenger front airbag that can only be switched
off by a qualif ...
Checklist
Transporting children in the vehicle :
Comply with any country-specific legal regulations.
Volkswagen recommends that children under
12 years of age are always transported on the rear seats.
A child should only be transported on the
front passenger seat in exceptional circumsta ...
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Ultrasound A/C Cleaner -VAS6189B