A4 Sedan L4-1.8L Turbo (AEB) (1997)
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Remove lower toothed belt cover (arrows).
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Using Torx wrench T45, loosen toothed belt tensioner (lower arrow).
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Push toothed belt tensioner downward.
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Remove toothed belt.
Installing (adjust valve timing)
Note:
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Use the following procedure to adjust toothed belt, even for repairs that only require removal of toothed belt from camshaft gear.
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Adjustments can be made on a hot or cold engine.
CAUTION! When turning camshaft, crankshaft may not be at TDC for any cylinder. Valves and/or piston heads may be damaged.
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Align marking on camshaft gear to marking on cylinder head cover.