Mazda 6. Manual — part 106
TIMING CHAIN
B–17
B
2. Install the M6 x 1.0 bolt in by hand.
3. Turn the crankshaft clockwise the crankshaft is in
the No.1 cylinder TDC position.
4. Hold the crankshaft pully by using the SST.
5. Tighten the crankshaft pulley lock bolt using the
following two steps.
(1) Tighten to 96—104 N·m {9.8—10.6 kgf·m,
70.9—76.7 ft·lbf}
(2) Tighten 87
°—93°
6. Remove the M6 x 1.0 bolt.
7. Remove the SST from the camshaft.
8. Remove the SST from the cylinder block lower
blind plug.
9. Rotate the crankshaft clockwise two turns until
the TDC position.
• If not aligned, loosen the crankshaft pulley
lock bolt and repeat from Step 1.
10. Install the cylinder block lower blind plug.
Tightening torque:
18—22 N·m {1.9—2.2 kgf·m, 13.3—16.2 ft·lbf}
Cylinder Head Cover Installation Note
1. Apply silicone sealant to the mating faces as
shown.
Caution
• Install the cylinder head cover within 10
minutes of applying the silicone sealant.
Dot diameter:
4.0—6.0 mm {0.16—0.23 in}
2. Install the cylinder head cover with a new gasket.
AME2215W013
AME2215W002
AME2212W012
AME2215W014
TIMING CHAIN, CYLINDER HEAD GASKET
B–18
3. Tighten the bolts in the order shown.
Tightening torque:
8.0—11.5 N·m {81.6—122.3 kgf·cm, 70.9—
106.2 in·lbf}
End Of Sie
CYLINDER HEAD GASKET REPLACEMENT
A6E221810271W01
Warning
• Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep
sparks and flames away from fuel.
• Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and
damage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line
Safety Procedure”. (See
F–17 Fuel Line Safety Procedure
1. Remove the timing chain. (See
B–10 TIMING CHAIN REMOVAL/INSTALLATION
2. Remove the ignition coil. (See
G–8 IGNITION COIL REMOVAL/INSTALLATION
.)
3. Remove the high-tension lead. (See
G–10–1 HIGH-TENSION LEAD REMOVAL/INSTALLATION
.)
4. Disconnect the generator, but do not remove it from the vehicle. After disconnection, fix the generator using a
rope to prevent it from falling. (See
G–6 GENERATOR REMOVAL/INSTALLATION
.)
5. Remove the front pipe. (See
F–35 EXHAUST SYSTEM REMOVAL/INSTALLATION
6. Remove the intake manifold. (See
F–10 INTAKE-AIR SYSTEM REMOVAL/INSTALLATION
7. Disconnect the heater hose, bypass hose, radiator hose.
8. To firmly support the engine, first set the engine
jack and attachment to the oil pan.
Note
• A: MA-1
• B: M18MA
9. Remove in the order indicated in the table.
10. Install in the reverse order of removal.
11. Inspect the compression. (See
AME2215W015
CYLINDER HEAD GASKET
AME2218W001
CYLINDER HEAD GASKET
B–19
B
.
Camshaft Removal Note
Note
• The cylinder head and the camshaft caps are numbered to make sure they are reassembled in their
original position. When removed, keep the caps with the cylinder head they were removed from. Do not
mix the caps.
AME2218W002
1
B–21 Camshaft Installation Note
)
2
Oil control valve (OCV) (L3)
3
Cylinder head
(See
B–20 Cylinder Head Removal Note
(See
B–20 Cylinder Head Installation Note
)
4
Cylinder head gasket
B–20
CYLINDER HEAD GASKET
1. Loosen the camshaft cap bolts in several passes
in the order shown.
Cylinder Head Removal Note
1. Loosen the cylinder head bolts in several passes
in the order shown.
Cylinder Head Installation Note
1. Measure the length of each cylinder head bolt.
• Replace any that exceed maximum length.
Length L:
149.0—150.0 mm {5.867—5.905 in}
Maximum:
150.5 mm {5.965 in}
2. Tighten the cylinder head bolts in the order shown
using the following 5 steps.
(1) Tighten to 5.0 N·m {51.0 kgf·cm, 44.2 in·lbf}
(2) Tighten 13—17 N·m {1.4—1.7 kgf·m, 10.0—
12.5 ft·lbf}
(3) Tighten 44—46 N·m {4.5—4.6 kgf·m, 32.5—
33.9 ft·lbf}
(4) Tighten 88
°—92°
(5) Tighten 88
°—92°
AME2212W008
AME2218W003
AME2218W004
AME2218W005
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