Isuzu KB P190. Manual — part 755

Engine Mechanical – V6

Page 6A1–243

Page 6A1–243

22

Disconnect the EVAP valve outlet tube, (1) from the
upper intake manifold (2).

23

Remove the four long bolts, (3) attaching the upper
intake manifold, (2) to the cylinder heads and lower
intake manifold.

Figure 6A1 – 414

23

Remove the six bolts, (1) attaching the lower intake
manifold (2), then remove the manifold from the
engine.

24

Remove the following from the engine and engine
compartment :

•

Lower intake manifold to cylinder head gasket

•

The Heater hose

•

The Air Cleaner assembly

Figure 6A1 – 415

25

Remove the transmission support (1).

26

Remove the front and rear propeller shafts, (4WD
Only), refer to

Section 4C1 Front Wheel Drive

and

Section 4C2 Drive Line

(For 4WD Vehicles).

27

Remove the front torsion bar springs, refer to

Section 3C Suspension

.

Figure 6A1 – 416

Engine Mechanical – V6

Page 6A1–244

Page 6A1–244

28

Remove the centre exhaust pipe (1), refer to

Section 6F Exhaust System - V6

.

Figure 6A1 – 417

29

Disconnect the two post-catalytic converter oxygen
sensor wiring harness connectors, 1 each bank.

Figure 6A1 – 418

30

Disconnect the two pre-catalytic converter oxygen
sensor wiring harness connectors, 1 each bank.

31

Remove the front exhaust flange nuts, three each
bank.

32

Remove the front left-hand exhaust pipe from the
rubber mount.

33

Remove the front exhaust pipes from the vehicle, for
further information, refer to

Section 6F Exhaust

System - V6

.

Figure 6A1 – 419

34

Remove the transfer case from the vehicle (4WD Only), refer to

Section 7D Transfer Case and Adaptor Housing

.

Engine Mechanical – V6

Page 6A1–245

Page 6A1–245

35

Disconnect the harness connector from the transmission, refer to

Section 7B1 Manual Transmission – V6

or

Section 7C1, Section 7C2, Section 7C3

or

Section 7C4

for automatic transmission.

36

Remove the left-hand side exhaust manifold upper
heat shield (1), (Automatic transmission only).

Figure 6A1 – 420

37

Progressively loosen the seven exhaust manifold
attaching bolts (2), working from the outside to the
centre and then remove the bolts.

38

Manoeuvre the exhaust manifold (3), away from the
cylinder head.

39

Remove and discard the exhaust manifold to cylinder
head gasket.

Figure 6A1 – 421

40

Remove the engine oil level indicator assembly (1),
(automatic transmission only).

41

Remove the left-hand side exhaust manifold,
(automatic transmission only).

Figure 6A1 – 422

Engine Mechanical – V6

Page 6A1–246

Page 6A1–246

Figure 6A1 – 423

Figure 6A1 – 424

42

Fit the engine lifting brackets (1), (EN–46114) and attach the engine hoist, raise the engine to take the weight off
the engine mounts.

Engine Lift Bracket Attaching Bolt
torque specification

. . . . . . . . . . . . . . . .58.0 – 72.0.0 Nm

43

Remove the left-hand side knock sensor (1).

Figure 6A1 – 425

N O T E

Removal or the starter motor is only required for
vehicles with an Automatic Transmission.