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:

Refrigerant Circuit with Restrictor and Reservoir
1 - A/C Compressor 2 - Condenser 3 - Restrictor 4 - Evaporator 5 - Reservoir with dryer bag ...

General Information
WARNING Risk of injury. Read and follow the Safety Precautions when working with batteries. Refer to → Chapter „Warnings and Safety Precautions“. ...

Water Content
Only very small amounts of water are soluble in liquid refrigerant. On the other hand, refrigerant vapor and water vapor mix in any ratio. Only a small drop of water may get into the refrigerant circuit. The dryer, dryer bag or dryer car ...