volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Setting engine to »TDC« using dial gaugeVAS 6079 > < Removing and installing exhaust side balancer shaft
Checking valve timing
Checking valve timing
–  Remove timing chain cover (top) → Chapter.
–  Remove noise insulation → General body repairs, exterior; Rep. gr.50.
–  Detach right charge air hose at the connector.
   
–  Working from below, turn vibration damper in engine's direction of rotation to »TDC« position -arrow-.
  Note
t  Use a ratchet spanner with a 24 mm socket to turn the vibration damper. If crankshaft is turned past »TDC«, then turn crankshaft back about 45° against engine direction of rotation. Then turn crankshaft in direction of engine rotation to »TDC«.
t  If the arrow marking is no longer visible on the cover beneath the time chains, use dial gauge -VAS 6079- to set the engine to »TDC« → Chapter.
l  Notch on vibration damper must align with arrow marking on cover for timing chains (use a mirror).
l  The markings -1- on the camshafts must face upwards.
  A15-10451
–  Measure the distance from the outer edge of web -A- to marking -B- on the inlet camshaft.
l  Specification: 61…64 mm.
  N15-10700
–  If the specified value is achieved, measure the distance between the marking on the inlet camshaft -B- and the marking on the exhaust camshaft -C-.
l  Specification: 124…126 mm
  Note
The offset of a tooth means a deviation of approx. 6 mm from the specified value. If an offset is found, the timing chain must be re-fitted.
  N15-10701

Setting engine to »TDC« using dial gaugeVAS 6079 > < Removing and installing exhaust side balancer shaft