Isuzu KB P190. Manual - part 652

Engine Mechanical – V6 

Page 6A1–129 

 

CAUTION

 

In order to install Tool No. EN 46105 onto the 
camshafts, rotate the camshafts. There 
should be no need to rotate the camshaft 
more than 45 degrees. 

Figure 6A1 – 190 

3 

Install Tool No. EN 46105-1 (1) onto the rear of the 
right-hand cylinder head camshafts (2). 

Figure 6A1 – 191 

4 

Install Tool No. EN 46105-2 (1) onto the rear of the 
left-hand cylinder head camshafts (2). 

Figure 6A1 – 192 

 

Engine Mechanical – V6 

Page 6A1–130 

 

5 

Install the right-hand secondary timing chain (1) onto 
the camshaft actuators (2) and the right hand 
camshaft intermediate driveshaft sprocket (3) aligning 
the chain in the following manner: 

Figure 6A1 – 193 

6 

Place the secondary timing chain around the right-
hand camshaft intermediate driveshaft outer sprocket, 
aligning the bright plated timing chain link (1) with the 
alignment access hole (2) in the inner sprocket. 

 

Figure 6A1 – 194 

7 

Wrap the secondary timing chain around both right-
hand actuator drive sprockets. 

Figure 6A1 – 195 

 

 

Engine Mechanical – V6 

Page 6A1–131 

 

 

 

 

 

8 

Align the bright plated timing chain link (2) with the 
exhaust actuator sprocket alignment triangle mark or 
circular mark . 

 

 

 

CAUTION

 

Ensure that when aligning the right-hand 
secondary timing chain to the right-hand 
camshaft actuator sprockets, that the 
triangular timing marks (1) on the sprocket 
are used, NOT the circular mark. 

Figure 6A1 – 196 

9 

Align the bright plated timing chain link (1) with the 
intake actuator sprocket alignment triangle mark (2).

 

Figure 6A1 – 197 

10 

Ensure that the right-hand secondary timing chain 
guide is selected and orientated correctly. 

 

 

CAUTION

 

Ensure that the right-hand secondary timing 
chain guide is used when installing to the 
right-hand side in this procedure.  

Figure 6A1 – 198 

Engine Mechanical – V6 

Page 6A1–132 

 

11 

Position the chain guide (2). 

12 

Install the secondary timing chain guide bolts (1) and 
tighten to the correct torque specification. 

 

 

 

 

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

Figure 6A1 – 199 

13 

Ensure the right-hand secondary timing chain shoe is 
selected and orientated correctly. 

 

CAUTION

 

The right-hand secondary camshaft drive 
shoe is marked with the letters ‘RH’. Ensure 
that the right-hand drive shoe is used when 
installing to the right-hand side in this 
procedure and that the letters ‘RH” are 
facing the front of the vehicle when installed. 

Figure 6A1 – 200 

14 

Position the right-hand secondary timing chain shoe 
(1). 

 

Figure 6A1 – 201