VW Touareg repair
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Volkswagen Touareg / Touareg repair>> Engine>> System of production of the fulfilled gases>> Check of the combined valve
Check conditions
Dozhna to be provided tightness of vacuum branch pipes and shlangovy connections
Vacuum branch pipes are not bent and not littered.
Procedure for test
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Fig. 2.304
. Vacuum hose of the valve of supply of secondary N112 air
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Disconnect a vacuum hose of the valve of supply of secondary N112 air from the combined valve
(fig. 2.304)
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NOTE
At the following check not to use the compressed air.
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Connect the manual vacuum pump V.A.G 1390 to the vacuum union of the combined valve
(fig. 2.305)
. Disconnect the pressure head hose connected to the combined valve, from the coupling connect by the tube end an auxiliary hose and slightly blow in it. The combined valve should be closed.
Involve the manual vacuum pump. The combined valve should open.
If the combined valve does not open, replace it.
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