Engine mechanism - Timing chain assembly
- Remove drive belt tensioner device.
Hint: operate the jack up and down to remove bolts. - Remove water pump components [4G18-1307110].
(a) Remove 6 bolts and water pump components. - Remove engine stabilizer bracket on engine cross
member. - Remove compressor.
- Remove speed sensor.
- Remove chain tensioner components
[4G18-1006160].
Note: do not turn crankshaft before installing chain
tensioner components. - Remove timing chain hood components
[4G18-1006140].
(a) Remove 11 bolts and nuts.
(b) Remove studs with star wrench.
(c) Pry open timing chain hood from timing chain hood pro-
trusion part between cylinder head and body with screw-
driver and remove it.
Note: be careful not to damage timing chain
hood, the contact surface of cylinder head and
body. - Remove crankshaft front oil seal assembly
[4G18-1006150].
Remove oil seal with screwdriver. - Remove speed sensor signal panel
[4G18-3600011A]. - Remove chain tension rail components
[4G18-1006120]. - Remove chain guide rail components
[4G18-1006130]. - Remove timing chain [4G18-1006110].
Remove it with 2 screwdrivers.
Notes:
Place a piece of cloth to protect engine.
In the state of timing chain separating from timing
sprocket and turning camshaft, turn crankshaft 1/4
circle to avoid valve contacting with piston. - Install timing chain.
(a) Turn crankshaft to cylinder 1 compression top dead
center position.
(1) Turn camshaft from hexagon head part of
camshaft, and align dot marks on camshaft timing
sprocket.
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