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:
Emergency Wheels
Spare Wheel Notes
If Necessary, Explain to the Customer the Information About
Tires and Refer the Customer to the Owner's Manual.
The following notes listed also apply to spare wheels that
are marked wi ...
Description and function of the airbags
First read and observe the introductory information
and safety warnings
The airbags can protect vehicle occupants during frontal and side collisions
by reducing their movement in the direction of the collision.
When an airbag is triggered, it is inflated by a gas generator. This causes the
...
Crimping Pliers with Insert
The Crimping Pliers without Insert -VAS1978/1- with Crimping
Pliers - Insert 2 -VAS1978/2- is a component of the Wiring
Harness Repair Set -VAS1978- and is used to crimp the connector
during the wiring harness repair.
...
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Ultrasound A/C Cleaner -VAS6189B