Suzuki Engine 2002 GRAND VITARA SQ420 Service Manual page 416

REMOVAL
1) Disconnect negative cable at battery.
2) Drain engine oil.
3) Drain coolant.
4) Remove timing chain cover.
Refer to "Timing Chain Cover" in this section for removal.
5) For reinstallation of timing chain, align 8 timing marks as
shown in figure by turning crankshaft.
6) Remove LH bank 2nd timing chain.
Refer to "LH (No.1) Bank 2nd Timing Chain and Chain Ten-
sioner" in this section for removal.
7) Remove timing chain guide No.1.
8) Remove timing chain guide No.2.
9) Remove timing chain tensioner adjuster No.1.
10) Remove idler sprocket No.1 and 1st timing chain.
11) Remove idler sprocket No.2 and sprocket shaft.
12) Remove timing chain tensioner.
13) Remove RH bank 1st timing chain intake camshaft sprocket
bolt. To remove it, fit a spanner to hexagonal part (3) at the
center of camshaft (2) to hold it stationary.
14) Remove RH bank 1st timing chain intake camshaft sprocket
(1).
15) Remove 1st timing chain crankshaft sprocket.
ENGINE MECHANICAL (H25 ENGINE) 6A2-41