A4 Cabriolet L4-1.8L Turbo (AMB) (2005)
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Apply thin coat of sealant AMV 188 001 02 to shaded area on double bearing cap and install bearing cap (watch position of dowel sleeves).
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Install remaining bearing caps (watch position of dowel sleeves).
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Replace oil seals for intake and exhaust camshafts.
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Install camshaft sprocket.
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Note installed position:
Narrow web of camshaft sprocket must face outward (arrows) and marking for TDC No. 1 cylinder must be visible from front.
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Install securing bolt for camshaft sprocket (use counterhold 3036).
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Install camshaft position sensor.
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Install cylinder head cover
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Align marking on camshaft sprocket with marking on cylinder head cover.
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Align marking on vibration damper with marking on bottom section of toothed belt guard.
Note: The crankshaft must not be at TDC when camshaft is turned. Otherwise there is a risk of damage to valves and piston crowns.
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Install toothed belt (adjust valve timing).
Note:
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After installing camshafts, engine must not be started for approximately 30 minutes. Hydraulic valve compensation elements have to settle