torque ISUZU KB P190 2007 Workshop Repair Manual

Engine Mechanical – V6 Page 6A1–143
Page 6A1–143
12 Place the left-hand secondary timing chain around the
left-hand camshaft intermediate inner sprocket, with
the bright plated timing chain link (1) aligned with the
access hole (2) in the outer sprocket.

Figure 6A1 – 181
13 Install the left-hand camshaft intermediate sprocket to the cylinder block.
14 Install the sprocket bolt (1) and tighten to the correct torque specification.




Camshaft intermediate sprocket
attaching bolt torque spec ification ........... 58.0 – 72.0 Nm

Figure 6A1 – 182
15 Verify the left-hand secondary timing chain timing mark alignments (1 to 6)

Figure 6A1 – 183

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Engine Mechanical – V6 Page 6A1–144
Page 6A1–144
CAUTION
The left-hand secondary timing chain guide
is marked with the letters LH. Ensure the
correct shoe is used when installing to the
left-hand side in this procedure and that the
letters ‘LH” are facing the front of the vehicle
when installed.
16 Ensure the left-hand secondary timing chain guide is selected and orientated correctly.

Figure 6A1 – 184
17 Install the left-hand secondary timing chain guide (1).
18 Install the secondary timing chain guide bolts (2) and tighten to the correct torque specification.




Secondary timing chain guide
attaching bolt torque spec ification ........... 20.0 – 26.0 Nm

Figure 6A1 – 185

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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–145
Page 6A1–145
CAUTION
The left-hand secondary timing chain shoe
(2) is marked with the letters LH on the back
face of the timing chain shoe. Ensure the
correct shoe is used when installing to the
left-hand side.
19 Ensure the left-hand secondary timing chain shoe is selected and orientated correctly.

Figure 6A1 – 186
20 Install the left-hand secondary timing chain shoe (1).

Figure 6A1 – 187
21 Install the left-hand secondary timing chain shoe bolt (1) and tighten to the co rrect torque specification.

NOTE
Ensure secondary timing chain shoe is clear of
the left-hand secondary timing chain tensioner
mounting pad, before ti ghtening the attaching
bolt.
Secondary timing chain shoe attaching
bolt torque specificat ion .......................... 20.0 – 26.0 Nm


Figure 6A1 – 188

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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–148
Page 6A1–148
31 Verify the proper placement of the left-hand
secondary timing chain tensioner gasket tab (1).
32 Tighten the left-hand secondary timing chain tensioner bolts (2) to the co rrect torque specification.




Secondary timing chain tensioner
attaching bolt torque spec ification ........... 20.0 – 26.0 Nm


Figure 6A1 – 195
33 Release the left-hand secondary timing chain tensioner (1) by pulling out Tools No. EN 46112 (2)
and unlocking the tensioner shaft.

Figure 6A1 – 196
34 Verify the left-hand secondary timing chain timing mark alignments (1 to 6).


Figure 6A1 – 197


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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–149
Page 6A1–149
Primary Timing Chain Components – Excluding MY06 Update
1 If previously removed, install the left-hand secondary
timing chain components, refer to Left-hand
Secondary Timing Chain Components in this Section.
CAUTION
The right-hand camshaft intermediate
sprocket (2) is marked with the letters RB
and ‘FRONT’, and the left-hand sprocket (1)
is marked with the le tters LB and 'FRONT'
Ensure the correct sprocket is used and the
FRONT text is facing forwards when
installed.
2 Ensure the right-hand camshaft intermediate sprocket (2) is selected and orientated correctly.


Figure 6A1 – 198
3 Install the right-hand camshaft intermediate sprocket (2).
4 Install the sprocket bolt (1) and tighten to the correct torque specification.


Camshaft intermediate sprocket
attaching bolt torque spec ification ........... 58.0 – 72.0 Nm


Figure 6A1 – 199
5 Ensure that the crankshaft sprocket timing mark (1) is aligned with the indexing mark (2) on the oil pump
housing.


Figure 6A1 – 200

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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–152
Page 6A1–152
NOTE
Do not remove the primary timing chain lower
guide (1). The primary timing chain lower guide
is not serviced separately. If the primary timing
chain lower guide must be replaced, the oil
pump assembly (2) must be replaced.


Figure 6A1 – 207
12 Ensure the primary timing chain upper guide is selected and orientated correctly.


Figure 6A1 – 208
13 Install the primary ti ming chain upper guide (1).
14 Install the primary timing chain upper guide bolts (2) and tighten to the correct torque specification.



Primary timing chain upper guide
attaching bolt torque spec ification ........... 20.0 – 26.0 Nm


Figure 6A1 – 209

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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–155
Page 6A1–155
24 Verify the proper placement of the primary timing
chain tensioner gasket tab (1).
25 Tighten the primary timing c hain tensioner bolts (2) to
the correct torque specification.



Primary timing chain tensioner
attaching bolt torque spec ification ........... 20.0 – 26.0 Nm


Figure 6A1 – 216
26 Release the primary timing chain tensioner (1) by pulling out Tool No. EN 46112 (2) and unlocking the
tensioner shaft.


Figure 6A1 – 217

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Engine Mechanical – V6 Page 6A1–157
Page 6A1–157
3 Install the right-hand camshaft intermediate
sprocket (2).
4 Install the sprocket bolt (1) and tighten to the correct torque specification.


Camshaft intermediate sprocket
attaching bolt torque spec ification ........... 58.0 – 72.0 Nm


Figure 6A1 – 220
5 Ensure that the crankshaft sprocket timing mark (1) is aligned with the indexing mark (2) on the oil pump
housing.


Figure 6A1 – 221
6 Install the primary timing chain (1).


Figure 6A1 – 222

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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–160
Page 6A1–160
NOTE
Do not remove the primary timing chain lower
guide (1). The primary timing chain lower guide
is not serviced separately. If the primary timing
chain lower guide must be replaced, the oil
pump assembly (2) must be replaced.


Figure 6A1 – 228
12 Ensure the primary timing chain upper guide is selected and orientated correctly.


Figure 6A1 – 229
13 Install the primary ti ming chain upper guide (1).
14 Install the primary timing chain upper guide bolts (2) and tighten to the correct torque specification.



Primary timing chain upper guide
attaching bolt torque spec ification ........... 20.0 – 26.0 Nm


Figure 6A1 – 230

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ISUZU KB P190 2007

Engine Mechanical – V6 Page 6A1–163
Page 6A1–163
24 Verify the proper placement of the primary timing
chain tensioner gasket tab (1).
25 Tighten the primary timing c hain tensioner bolts (2) to
the correct torque specification.



Primary timing chain tensioner
attaching bolt torque spec ification ........... 20.0 – 26.0 Nm


Figure 6A1 – 237
26 Release the primary timing chain tensioner (1) by pulling out Tool No. EN 46112 (2) and unlocking the
tensioner shaft.


Figure 6A1 – 238
27 Verify the primary and left-hand secondary timing chain timing mark alignments (1 to 12).


Figure 6A1 – 239
28 Remove Tool No. EN 46105–1 from the left-hand cylinder head camshafts.

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ISUZU KB P190 2007