Volkswagen Polo Service & Repair Manual: Test Requirements

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Pressures, Checking / Checking with Expansion Valve and Receiver/Dryer, without Regulated A/C Compressor / 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.

The doors reach their end position.

The engine is warm.

Evaporator and heater not drawing in secondary air (at maximum fresh-air blower speed).

With engine running and A/C system set to maximum cooling output, pay attention to the following points:

The fresh air blower is running.

The coolant fan must be running or it must be switched on.

The recirculation/fresh air door must be in the “recirculation” position.

Ambient temperature is greater than 15 ⁰C.

The A/C Evaporator Temperature Switch -E33- is installed correctly and its switch temperatures are correct.

Checking with Expansion Valve and Receiver/Dryer, without Regulated A/C Compressor

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Checking

– Turn off the ignition. – Connect pressure gauge battery (A/C service station). – Take pr ...

Other materials:

Variable luggage compartment floor
Fig. 86 A: variable luggage compartment floor folded up and secured; B: expanding luggage compartment to front Fig. 87 C: extending the luggage compartment down; D: setting the maximum luggage space First read and observe the introductory information and safety warnings The luggage compar ...

Hill Hold Assist
First read and observe the introductory information and safety warnings The Hill Hold Assist function actively holds the vehicle when pulling away on an incline. The Hill Hold Assist function is automatically activated if the following conditions are met Cond ...

Warning and indicator lamps
First read and observe the introductory information and safety warnings Lit up Possible cause Solution Handbrake is applied. Release the handbrake . Brake system fault. Do not drive on! Obtain profe ...