Suzuki Engine 2002 GRAND VITARA SQ420 Service Manual page 520

CAUTION:
After 2nd timing chain is removed, never turn intake cam-
shaft, exhaust camshaft and crankshaft independently
more than such an extent as shown. If turned, interfer-
ence may occur between piston and valves and valves
themselves, and parts related to piston and valves may
be damaged.
1. Camshafts (IN & EX) allowable turning range . . . . .
By knock pin on camshaft within 15° from mark on cylinder head on
both right and left
2. Crankshaft allowable turning range . . . . .
By key on crankshaft, within 90° from mark on cylinder block on both
right and left
INSPECTION
Timing Chain Guide No.2
• Check shoe (2) for wear or damage.
1. Timing chain guide No.2
Camshaft Sprocket
• Check teeth of sprocket for wear or damage.
Timing Chain
• Check timing chain for wear or damage.
ENGINE MECHANICAL (J20 ENGINE) 6A4-31