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:

Battery Post/Terminal
WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → Chapter „Warnings and Safety Precautions“. Caution ...

Overview of the front passenger side
Fig. 9 Overview of the front passenger side (left-hand drive vehicles). The controls are mirrored in right-hand drive vehicles Key for : Vent , Location of front passenger front airbag in the dash panel Key-operated switch in the stowage compartment for switch ...

Introduction
This chapter contains information on the following subjects: → Ignition lock → Starting the engine → Stopping the engine → Electronic immobilizer Notes in this chapter concerning the automatic gearbox are applicable both for the automatic gearbo ...