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:
Smooth Tube, Repairing
A new repair concept has been developed for repairing washer
system hoses. Various individual hose connectors, adapters,
Ethylene Propylene Diene Methylene (EPDM) rubber hoses and
shrink tubing will be offered as replacement parts.
Smoot ...
Introduction
This chapter contains information on the following subjects:
→ Running-in
→ Accessories and parts
→ Service fluids and consumables
→ Repairs and technical modifications
→ Repairs and faults in the airbag system
→ Retrofitting two-way radios ...
Rolling Resistance Tires
Tire deformation when rolling causes the vehicle to loose
energy that makes the rolling resistance noticeable.
Deformation is significantly lowered on rolling resistance
tires due to new construction and low-wear surface mixtures.
...
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