Page 2449 of 4264
ENGINE MECHANICAL (C24SE) 6A-29
Installation
Camshaft pulley-counterhold at hex head of camshaft,
camshaft housing cover.
Toothed belt-see operation “Toothed Belt, Replace”.
Note operating erection of toothed belt.
Tighten (Torque)
Camshaft pulley to cammshaft-45 N
m (3.7 kgf
m)
Tighten (Torque)
Camshaft housing cover to cover to housing-8 N
m (0.8 kgf
m)
Page 2450 of 4264
6A-30 ENGINE MECHANICAL (C24SE)
Toothed Belt Rear Cover
(Engine with toothed belt tension
roller)
Removal
1. Mark operating direction of toothed belt.
2. Remove toothed belt according to the operation "Toothed
Belt".
3. Remove toothed belt tension roller according to the
operation "Toothed Belt Tension Roller ".
4. Remove fastening bolt while counterholding with 5-8840-
2598-0 (Holding wrench).
5. Remove toothed belt drive gear while counterholding with
5-8840-2598-0 (Holding wrench).
6. Remove camshaft housing cover.
7. Remove camshaft pulley while counterholding at hex
head of camshaft.
8. Remove toothed belt rear cover (arrows) from oil pump
and camshaft housing.
Page 2451 of 4264

ENGINE MECHANICAL (C24SE) 6A-31
Installation
1. Install toothed belt rear cover.
2. Install camshaft pulley while counterholding at camshaft
hex head.
3. Install camshaft housing cover.
Tighten (Torque)
Toothed belt rear cover to oil pump and camshaft housing - 6
N
m/4 lbf ft.
Camshaft housing cover to housing - 6 N
m (0.6 kgf
m).
Camshaft pulley to camshaft - 45 N
m (4.6 kgf
m).
4. Install toothed belt drive gear to crankshaft - 130 N
m
(13.3 kgf
m).
5. Install toothed belt according to the operation "Toothed
Belt".
Toothed Belt Tension Roller
Removal
1. Mark operating direction of toothed belt.
2. Remove toothed belt according to the operation "Toothed
Belt”.
3. Remove toothed belt tension roller (1) from oil pump.
Installation
1. Install toothed belt tension roller and make sure that the
locking lever (1) engages in the guide lugs (arrowed) on
the oil pump housing.
2. Install toothed belt according to the operation "Toothed
Belt" with paying attention to the operating direction of
toothed belt.
Tighten (Torque)
Toothed belt tension roller to oil pump - 25 Nm (2.5 kgfm)
Page 2452 of 4264
6A-32 ENGINE MECHANICAL (C24SE)
COMPONENT PARTS
CYLINDER HEAD
(A)
1. Camshaft Housing Cover
2. Camshaft Housing
3. Camshaft
4. Cylinder Head
(A) Valve Drive
Page 2453 of 4264
ENGINE MECHANICAL (C24SE) 6A-33
HYDRAULIC VALVE LIFTER
1. Hydraulic Valve Lifter
1. Oil reservoir
2. Piston with ball head (moving)
3. Pressure cylinder (fixed)
4. Check ball
5. Pressure chamber
6. Oil feed
Page 2454 of 4264
6A-34 ENGINE MECHANICAL (C24SE)
OPERATIONS ON CYLINDER HEAD AND CAMSHAFT
HOUSING
Camshaft
Removal
1. Remove cylinder head according to the corresponding
operation.
2. Remove camshaft housing from cylinder head and lay
housing on base provided
3. Remove rear sealing gasket and plate camshaft housing
with taking care not to damage housing.
4. Remove thrust plate.
5. Remove camshaft.
6. Remove front sealing gasket and plate from camshaft
housing with taking care not to damage housing.
Inspection
All parts.
Installation
1. Install camshaft.
2. Coat sliding surfaces with molybdenum disulphate paste.
Tighten (Torque)
Thrust plate for camshaft housing - 8 N
m (0.8 kgf
m)
Page 2455 of 4264

ENGINE MECHANICAL (C24SE) 6A-35
Camshaft Housing, Removal and
Installation
Cylinder Head
Important!
Remove cylinder head only from cold engine (room
temperature).
Removal
1. Remove ground cable from battery.
2. Open radiator drain tap and collect coolant.
3. Remove air intake hose.
4. Remove all cable connections, hoses and lines to the
cylinder head.
5. Remove accelerator cable on the throttle valve.
6. Remove V-belt for alternator.
7. Remove front toothed belt cover according to the
corresponding operation.
8. Bring piston of 1st cylinder to TDC and mark the position.
9. Remove camshaft housing cover.
10. Remove camshaft timing gear after releasing tension on
toothed belt.
11. Remove upper bolts of rear toothed belt cover.
12. Remove exhaust pipe from exhaust manifold.
13. Remove cylinder head after loosening bolts from outside
inwards (at first quarter turn then half turn) in a spiral
pattern.
14. Remove camshaft housing from cylinder head.
15. Remove rocker arm, pressure parts and hydraulic valve
lifter adjuster.
Page 2456 of 4264

6A-36 ENGINE MECHANICAL (C24SE)
Clean
All sealing surfaces, drill holes in cylinder head bolts.
Check cylinder block and cylinder head for plane surface
according to the corresponding operations.
Installation
1. Install cylinder head sealing with marking "OBEN/TOP"
facing upwards and to right side of engine.
2. Install cylinder head on cylinder block.
3. Install hydraulic valve lash adjuster, pressure parts and
rocker arm - molybdenum disulphate paste.
4. Install camshaft housing-Sealing Compound TB-1207C
or equivalent.
Important!
Use new cylinder head bolts.
Screw in bolts until they rest on cover.
Torque - Angle Method
Cylinder head to cylinder block - 25 N
m (2.5 kgf
m)
Further turn angle 90
+90
+ 90
.
Tighten cylinder head bolts from inside outwards. In four
stages in a spiral pattern.
5. Install rear toothed belt cover onto camshaft housing.
6. Install toothed belt and apply tension according to the
corresponding operation.
Tighten (Torque)
Camshaft timing gear to camshaft - 45 N
m (4.6 kgf
m)
7. Install camshaft housing cover and front toothed belt
cover.
8. Install cable connections, all hoses and lines onto
cylinder head.
9. Adjust accelerator cable for free of play.
10. Install V-belt according to the corresponding operation.
11. Install air intake hose.
12. Install front exhaust pipe.
13. Install ground cable onto battery.
14. Fill up cooling system and bleed according to the
corresponding operation.