CAMSHAFT TIMING CONTROL, CHECKING
Camshaft timing control, checking
The intake camshaft is adjusted according to load and engine speed. The solenoid camshaft adjustment valve
causes oil pressure to be applied to the camshaft adjuster (mechanical adjustment device).
Camshaft adjustment valve, checking
a 45 ° Valve seat angle
ß 30 ° Adjustment angle (top)
gamma 60 ° Adjustment angle (bottom)
NOTE:
The camshaft timing control only becomes active 25 seconds after the
engine is started.
2005 Audi A4 Quattro
ENGINE 1.8 Liter 4-Cyl. 5V Turbo Engine Mechanical, Engine Code(s): AMB
1:01:07 AM Page 153
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