Oil Pump with Balance Shaft Drive Assembly Overview

Oil Pump with Balance Shaft Drive Assembly Overview





1 Chain Guard

2 Chain

• Mark direction of travel (installed position) using a color marking before removing.

3 Alignment Pin

4 Intermediate Plate

5 Oil Pump with Balance Shaft Drive

• Before installing, check to be sure both alignment pins for centering are present.

6 Bolt, 9 Nm

7 Cover

• Prevents the engine oil from foaming up.

8 Bolt, 40 Nm

9 Bolt, 8 Nm

10 Oil Intake Pipe

• Clean the strainer if contaminated.

11 O-ring

• Always replace.

12 Bolt, 15 Nm + 90° (1/4) additional turn

• Always replace.

• Note the different length of bolts. Refer to => [ Balance Shaft Gear Bolt Allocation ] Oil Pump with Balance Shaft Drive.

13 Outer Rotor

• Check the contact surfaces for groove buildup.

• Marking must be visible.

14 Inner Rotor

• Check the contact surfaces for groove buildup.

15 Oil Pump Cover

16 Chain Sprocket

17 Bolt, 20 Nm + 90° (1/4) additional turn

• Always replace.

18 Chain Tensioner with Tensioning Rail

• Preload the tensioner to install, refer to => [ Chain Tensioner Pre-Tensioning ] Oil Pump with Balance Shaft Drive.

19 Bolt, 15 Nm