Volkswagen Polo Service & Repair Manual: Test Requirements

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Concerns / Possible Refrigerant Circuit Concerns / Test Requirements

Note

The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of 7⁰C or lower.

Setting on Climatronic “LO”.

Setting on A/C system “AC” on; “max”; “cold”.

The A/C system OBD cannot find malfunctions with the Vehicle Diagnostic Tester in “Guided Fault Finding”. The measured value block does not show any shut-off condition for the A/C compressor (only on vehicles with “A/C system” OBD).

Refer to → Rep. Gr.87.

Possible Refrigerant Circuit Concerns

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Possible Concerns

Note The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of 70C or lower. ...

Other materials:

Test Requirements
Radiator and condenser are clean (clean if necessary). The ribbed belt for the A/C compressor and alternator tensioned correctly. All air ducts, covers and seals are OK and installed correctly. ...

Replacing Reservoir, No Contaminants, No Loss of Refrigerant
Discharge the refrigerant circuit. – Replace the restrictor depending on the vehicle. – Remove receiver or accumulator. – Remove dirt from receiver or res ...

13-Pin« Trailer Socket
The backup lamps, »continuous current« and charging cable can be used on the trailer with the »13-pin« trailer socket. A »13-pin« trailer socket is recommended if a bicycle rack will be installed or a camper will be towed. ...