Volkswagen Golf Service & Repair Manual: Checking cooling system for leaks
| Special tools and workshop equipment
required |
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| Cooling system tester -V.A.G 1274 B- |
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| Adapter for cooling system tester -V.A.G 1274/8- |
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| Adapter for cooling system tester -V.A.G 1274/9- |
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Open cap -arrow- on coolant
expansion tank. |
| Engine at operating temperature. |
The cooling system is under pressure when the engine is hot. Hot
steam/hot coolant can escape - risk of scalding. Risk of scalding to
skin and body parts.Wear protective gloves.Wear eye protection.Release
pressure by covering cap of coolant expansion tank with a cloth and
opening it carefully. |
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| – |
Fit cooling system tester -V.A.G 1274 B- with adapter -V.A.G 1274/8-
on coolant expansion tank. |
| – |
Using hand pump on tester, build up a pressure of approx.
1.0 bar. |
| – |
If this pressure is not maintained, locate and rectify
leaks. |
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| Checking pressure relief valve in filler cap |
| – |
Place cooling system tester -V.A.G 1274 B- with adapter -V.A.G 1274/9-
on filler cap. |
| – |
Build up pressure using hand pump of cooling system tester. |
| The pressure relief valve must open at a pressure of
1.6…1.8 bar. |
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Special tools and workshop equipment required
Refractometer -T10007 A-
Drip tray for workshop hoist -VAS 6208-
Hose clip pliers -VAS 634 ...
Other materials:
Lane Changes
Navigate on Autopilot changes lanes to either prepare
Model X for an upcoming off -ramp, to increase your
driving speed (not to exceed your set cruising speed), or
to move Model X out of a passing lane when you are not
actively passing other road users. A message displays at
the top of the map' ...
Introduction
This chapter contains information on the following subjects:
→ Fuses in the vehicle
→ Fuse table
→ Fuse tables for fuses in the engine compartment
→ Changing a blown fuse
At the time of print we are unable to provide an complete overview of the locations
of t ...
Checklist
Transporting children in the vehicle :
Comply with any country-specific legal
regulations.
Volkswagen recommends that children under
12 years of age are always transported on the rear seats.
Children should only be transported on
the front passenger seat in exceptional ci ...
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Draining and filling coolant