Volkswagen Golf Service & Repair Manual: Clearing refrigerant circuit of contaminants

Detecting leaks in refrigerant circuit using leak detecting system -VAS 6196- or leak detecting system -VAS 6201- or a later model

  Note Small leaks can be detected with, for example, an UV leak detector additive. –  Evacuate refrigerant circuit using a ...

Blowing through refrigerant circuit with compressed air and nitrogen

Use compressed air to force moisture and other contaminants out of the refrigerant circuit and use nitrogen to force moisture out of the refrigerant circuit. ...

Other materials:

Warning lamp and coolant temperature display
Fig. 194 Coolant temperature display in instrument cluster: Ⓐ cold; Ⓑ normal; Ⓒ warning First read and observe the introductory information and safety warnings In normal driving conditions, the needle will be in the middle section of the scale. The temperature may also rise when the ...

Measuring axial clearance of crankshaft
Risk of damage to bearing pedestals when the crankshaft is removed.If the bolts of the crankshaft bearing cap are loosened, the bearing pedestals of the cylinder block will be deformed, and damage to the bearings will result.Never remove the crankshaft. Special tools ...

Removing and installing bulb for number plate light -X4-/-X5-
  Note If an LED number plate light is faulty, the entire number plate light must be renewed. Removing: –  Switch off ignition and all electrical consumers. –  If i ...