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:
Checklist
The following steps should always be carried out in the specified
order before working in the engine compartment :
Park the vehicle on a level and stable surface.
Depress and hold the brake pedal until the
engine has stopped.
Apply the handbrake firmly Braking, stopping
and p ...
Overview of the menu structure
First read and observe the introductory
information and safety warnings
MFD (multifunction display)
Driving time
Current fuel consumption (Curr. fuel con.)
Average fuel consumption (Av. consumption)
Fuel range
Distance
Average speed
Digital speed display
Digital oil ...
Automatic gearbox: selecting a gear
Fig. 111 Left-hand drive vehicles: selector
lever for automatic gearbox with lock button (arrow)
Fig. 112 Right-hand drive vehicles: selector
lever for automatic gearbox with lock button (arrow)
First read and observe the introductory information
and safety warnings The selector lever is ...
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Ultrasound A/C Cleaner -VAS6189B