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:
Contents
Fig. 162 Contents of the vehicle
toolkit
First read and observe the introductory
information and safety warnings
The content of the vehicle toolkit depends on the vehicle equipment level.
The following describes the maximum scope.
The vehicle toolkit contains the following
Screwdriv ...
Coolant specification
First read and observe the introductory information
and safety warningsThe cooling system is filled at the factory with a mixture
of specially prepared water and at least 40% coolant additive G 13
(TL-VW 774 J). The coolant additive is dyed purple. This mixture of water and coolant
additive ...
Overview of the front passenger side
Fig. 9 Overview of the front passenger
side (left-hand drive vehicles). The controls are mirrored in right-hand drive
vehicles
Key for :
Vent
,
Location of front passenger front airbag
in the dash panel
Key-operated switch in the stowage
compartment for switch ...
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Ultrasound A/C Cleaner -VAS6189B