Volkswagen Polo Service & Repair Manual: Refrigerant R134a

Refrigerant R134a Vapor Pressure Table

The vapor pressure table for every refrigerant is published in literature for refrigeration system engineers. This table makes it possible to determine the vapor pres ...

Refrigerant R134a Physical Data

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 ref ...

Other materials:

Tire Sidewall Swelling
A swelling in the flank of the tire indicates that the substructure of the carcass has been damaged.     Typical causes for such damage include, for example, driving over curbs at a sharp angle. ...

Towing Recognition Control Module -J345
General Information The Towing Recognition Control Module -J345- recognizes “trailer mode” when there is a power decrease of at least 5 W → Note and transmits this information to various control modules via the CAN data bu ...

Wire Break with Dual Repair Point
Repair point with intermediate wire section –  Free up wire intended for repair at two points (approximately 20 cm to both sides of respective repair points). –  If required, remove wiring harness wra ...