Suzuki 2006 SX4, Service Manual

Page: 254 / 1478

1D-23 Engine Mechanical:
2nd Timing Chain and Chain Tensioner
Removal and Installation
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CAUTION
!
After 2nd timing chain is removed, never turn
intake camshaft, exhaust camshaft and
crankshaft independently more than such an
extent as shown. If turned, interference may
occur between piston and valves and valves
themselves, and parts related to piston and
valves may be damaged.
Removal
1) Remove timing chain cover. Refer to “Timing Chain
Cover Removal and Installation” for removal.
2) Turn crankshaft clockwise to meet the following
conditions.
• Mark on crank sprocket match with mark on lower
crankcase (I).
• Arrow mark on idler sprocket points upward (II).
• Marks on cam sprockets match with marks on
cylinder head (III).
3) Remove timing chain tensioner adjuster No.2 (1) and
gasket. To remove them, slacken 2nd timing chain
by turning intake camshaft counterclockwise a little
while pushing back pad.
1. Knock pin of intake camshaft
2. Knock pin of exhaust camshaft
3. Timing mark of intake side
4. Timing mark of exhaust side
5. Match mark on crank timing sprocket
6. Timing mark on lower crankcase
“a”: Camshafts (IN & EX) allowable turning range..... Within 20
°
on both
right and left
“b”: Crankshaft allowable turning range..... Within 90
°
on both right and left
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1. Timing marks of intake camshaft timing sprocket
2. Timing marks of exhaust camshaft timing sprocket
3. Arrow mark on idler sprocket
4. Timing mark of crankshaft timing sprocket
2, (III) 1, (III)
3, (II)
4, (I)
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