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Test procedure
– Insert valve in guide. Valve stem end must be flush with guide.
On account of differing stem diameters, only use inlet valve in
inlet guide and exhaust valve in exhaust guide.
– Determine rock.
Wear limit
Inlet valve guide
Exhaust valve guide
0.80 mm
0.80 mm
Note
♦
If the wear limit is exceeded, repeat the measurement with
new valves. If the wear limit is exceeded again, renew the cyl‐
inder head.
♦
If the valve is to be renewed as part of a repair, use a new
valve for the calculation.
3.6
Checking axial clearance of camshafts
Special tools and workshop equipment required
♦ Universal dial gauge bracket -VW 387-
♦ Dial gauge -VAS 6079-
Amarok 2011 ➤
4-cylinder injection engine (2.0 l direct injection engine, turbocharger) - Edition 02.2011
3. Valve gear
113
