Jetta GLS VR6 V6-2.8L (AFP) (2001)
Air Injection Control Valve: Testing and Inspection
Combination Valve, Checking
With Manufacturer's Scan Tool
Combination valve, checking
Special tools, equipment, test and inspection devices; required accessories
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VAG 1331 torque wrench (5 - 50 Nm) or equivalent
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VAG 1390 manual vacuum pump
Test conditions
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No error in fault memory
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Output diagnostic test mode completed
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Vacuum lines and hose connections tight
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Vacuum lines not clogged or kinked
Test sequence
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Remove damping pans
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Pull vacuum hose off combination valve on secondary air valve -N112-.
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Connect VAG 1390 manual vacuum pump on vacuum hose to combination valve.