Passat Sedan L4-1781cc 1.8L Turbo (AEB) (1999)
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Clean drive chain and camshaft chain sprocket in area of arrows on bearing caps and mark installation position with a colored mark.
The distance between the two arrows/paint marks is equivalent to 16 drive chain rollers.
The notch on the exhaust camshaft is slightly offset inward toward drive chain roller (arrow -1-).
Note:
Do not mark chain with a punched mark, notch or anything that could damage the chain.
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Secure camshaft adjuster or chain tensioner with retainer for chain tensioner 3366.
CAUTION: If over-tightened, the chain tensioner will be damaged.
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First remove intake and exhaust camshafts 3rd and 5th bearing caps.
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Remove double bearing cap.
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Remove both bearing caps at chain sprockets on intake and exhaust camshafts.
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Remove camshaft adjuster or chain tensioner securing bolts.
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Remove intake and exhaust camshaft 2nd and 4th bearing caps using alternate and cross-over sequence.
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Remove intake and exhaust camshafts with camshaft adjuster or chain tensioner and retainer for chain tensioner 3366.
Installing
Note:
When installing the camshafts the cams for No. 1 Cyl. must point upward.