Volkswagen Polo Service & Repair Manual: Vehicle Diagnosis, Testing and Information Systems

Wiring

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Vehicle Diagnostic Tester, Connecting

Special tools and workshop equipment required Vehicle Diagnostic Tester Vehicle Diagnosis System - Diagnostic Cabl ...

Other materials:

Critical Point
Vehicle air conditioning systems make use of the vaporization and condensation process. In this case, one works with a substance which boils easily, designated as refrigerant. The refrigerant employed is tetrafluoroethane R134a, which bo ...

Frequently asked questions
If you suspect that there is a fault in the vehicle or if your vehicle has been damaged, read and observe the following information before contacting a Volkswagen dealership or qualified workshop. You may also find useful information in the index under the headings Things to note or Checklist. ...

Pressure Relief Valve
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...