2007 ISUZU KB P190 Front suspension

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

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ISUZU KB P190 2007

Exhaust System – V6 Page 6F – 7

2 Front and Centre Exhaust Pipe

Figure 6F– 4
1 Front Exhaust Flange Nuts
2 Front O2 Sensor
3 Three Way Catalytic Converter RH side
4 Rear O2 Sensor
5 Three Way Catalytic Converter LH side 6 Front Exhaust Pipe Mounting Rubber
7 Centre Exhaust Flange Attaching Nuts
8 Centre Exhaust Pipe
9 Rear Exhaust Flange Nuts

Removal
1. Disconnect the battery ground cable.
2. Remove the suspension cross member, Refer to 7B1 Manual transmission.
3. Remove the two front torsion bar springs, Refer to 3C Suspension.
4. Disconnect the O2 sensor harness connectors (2 and 4), two each bank.
5. Remove the front exhaust flange attaching nuts (1), three each bank.
6. Remove the centre exhaust pipe flange nuts (7), two each bank.
7. Remove the centre exhaust pipes from the rubber mounts (6).
8. Remove the front left and right hand exhaust pipes from the vehicle.
9. Remove the two rear exhaust flange nuts and bolts (9).
10. Remove the centre exhaust pipe from the vehicle.
11. Remove the O2 sensors if required, Refer to 6C1 – 1 Engine Management General Info.


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ISUZU KB P190 2007

Exhaust System – V6 Page 6F – 8

NOTE:
• Support the exhaust system at all times.

• Clean the threads of the attaching bolts, nuts,
studs and flanges with a suitable cleaning
solvent.
• Apply a high temperature anti-seize
compound to the manifold front pipe flange
joint studs, then align the flange over the
studs.
Reinstallation
1. Install any removed O2 sensors, Refer to 6C1 – 1 Engine Management General Info.
2. Position the centre exhaust pipe into location under the vehicle.
3. Install the two rear exhaust flange nuts and bolts (9).
4. Position the front exhaust pipes into location under the vehicle.
5. Install the centre exhaust pipes into the rubber mounts (6).
6. Install the exhaust flange fixing nuts (1), three each bank.
7. Install the rear exhaust pipe flange nuts (7), two each bank.
8. Reconnect the O2 sensor harness connectors (4), two each bank.
9. Install the two front torsion bar springs, Refer to 3C Suspension.
10. Install the suspension cross member, Refer to 7B1 Manual transmission.
11. Reconnect the battery ground cable.


O2 Sensor
tightening torque.....................................................50 Nm
Front Exhaust Flange Nuts
tightening torque.......................................40.0 – 60.0 Nm
Centre Exhaust Flange Nuts
tightening torque.....................................................43 Nm
Rear Exhaust Flange Nuts
tightening torque.....................................................43 Nm

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ISUZU KB P190 2007