volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Combi-Valve Removing and Installing|Page 4929 > < With Manufacturer's Scan Tool|Page 4926
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Air Injection Control Valve: Service and Repair
Combi-Valve Removing and Installing

Combi-Valve, Removing and Installing 

Note:  Always replace all gaskets and seals.

 
 
Removing left combi-valve 

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Remove coolant system expansion reservoir and set to one side.

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Pull vacuum hose -1- off combi-valve.

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Unscrew securing bolts -2- and remove connecting pipe.

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Unscrew securing bolts -3- and remove combi-valve from cylinder head.

Installing 

Install in reverse order.

 
 
Removing right combi-valve 

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Remove connecting hose between air cleaner and intake air pipe:

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Remove intake air pipe from throttle valve control module:

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Pull vacuum hose -1- off combi-valve.

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Unscrew securing bolts -2- and remove connecting pipe.

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Unscrew securing bolts -3- and remove combi-valve from cylinder head.

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If necessary unscrew securing bolts -4- for connecting pipe retainer.

Installing 

Install in reverse order of removal.

Combi-Valve Removing and Installing|Page 4929 > < With Manufacturer's Scan Tool|Page 4926