Volkswagen Polo Service & Repair Manual: A/C Compressor, Replacing

Refrigerant Still in Circuit

Discharge the refrigerant circuit. –  Remove malfunctioning component, flush with compressed air, collect escaping refrigerant oil. ...

Flushing Not Necessary

  Note For vehicles with an electrically-driven A/C compressor, de-energize the high voltage system before removing the A/C compressor. Refer to &# ...

Other materials:

Foreword
Foreword (Edition 10.2014) The content of this guide has been divided into two section. The first section contains information and important tips about “towing a trailer”. For example, technical requ ...

6-Pin Universal Oxygen Sensor, Removing and Installing
  Note Use the faulty sensor as a guide for installing all of the accompanying attachments, cable ties or marking bands. Do not crimp or cut the wires otherwise the functionality of the heated oxygen sensor (HO2S) will ...

Engine oil consumption
First read and observe the introductory information and safety warningsEngine oil consumption can vary from engine to engine and can change during the working life of an engine. Depending on how you drive and the conditions in which the car is used, oil consumption can be up to 1.0 litre/2,0 ...