Lubrication System Overview
Lubrication System Overview
Part I => [ Oil Pan Overview ]
Part II => [ Oil Pump with Balance Shaft Drive Overview ]
Part III => [ Oil Filter Bracket Overview ]
Oil Pan Overview
1 Bolt
• 15 Nm
2 Oil Dipstick
• Marks, refer to => [ Marks on the Oil Dipstick ] Description and Operation.
• Oil level must not be above the Max. mark!
3 Inlet Spout
4 Guide Tube
5 Intermediate Plate
6 Oil Pump with Balance Shaft Drive
• With pressure relief valve 12 bar.
• Removing and installing, refer to => [ Oil Pump with Balance Shaft Drive ] Service and Repair.
7 Bolt
• 15 Nm + 90° (1/4) additional turn
• Replace
• Note the different length of bolts, refer to => [ Balance Shaft Drive
Bolt Allocation ] Service and Repair.
8 Bolt
• 15 Nm
9 Bolt
• 8 Nm
• For the charge air pipe.
10 Oil Pan
• Clean the sealing surface before installing.
• Removing and installing, refer to => [ Oil Pan ] Service and Repair.
11 Bolt
• 15 Nm
12 Oil Drain Plug
• 30 Nm
• Replace
• With a permanent seal.
13 Oil Pump Chain Sprocket
14 Bolt
• 10 Nm
• Does not apply to this engine in the US.
15 Protective Cap
• Does not apply to this engine in the US.
16 Oil Level Thermal Sensor (G266)
• Does not apply to this engine in the US.
17 Seal
• Replace
• Lubricate before assembling.
• Does not apply to this engine in the US.
18 Bolt
• 20 Nm + 90° (1/4) additional turn
• Replace
19 Chain Guard
20 Chain
21 Sealing Flange
• Must be located on the alignment pins.
• Removing and installing, refer to => [ Sealing Flange, Belt Pulley Side ] Sealing Flange, Belt Pulley Side.
• To remove and install, remove the oil pan. Refer to => [ Oil Pan ] Service and Repair.
• Seal, belt pulley side, replacing. Refer to => [ Seal, Belt Pulley Side ] Service and Repair.
Oil Pump with Balance Shaft Drive Overview
1 Chain Guard
2 Chain
• Mark the direction of travel (installed position) using a colored mark before removing.
3 Alignment Bushings
4 Intermediate Plate
5 Oil Pump with Balance Shaft Drive
• Before installing, check to be sure both alignment pins are present for centering.
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
• Replace
12 Bolt
• 15 Nm + 90° (1/4) additional turn.
• Replace
• Note the different length of bolts, refer to => [ Balance Shaft Drive
Bolt Allocation ] Service and Repair.
13 Outer Rotor
• Check the contact surfaces for groove buildup.
• Mark must be visible.
14 Inner Rotor
• Check contact surfaces for groove buildup.
15 Oil Pump Cover
16 Chain Sprocket
17 Bolt
• 20 Nm + 90° (1/4) additional turn.
• Replace
18 Chain Tensioner with Tensioning Rail
• Preload, refer to => [ Chain Tensioner, Pre-tensioning ] Service and Repair to install.
19 Bolt
• 15 Nm
Oil Filter Bracket Overview
1 Vent Tube
• For crankcase ventilation.
2 Oil Pressure Switch (F1)
• 20 Nm
• 1.4 bar, black connector.
• Checking, refer to one of the following
=> [ Oil Pressure and Switch, Checking, 1 Pin Oil Pressure Switch ] Oil Pressure and Switch, Checking, 1 Pin Oil Pressure Switch
=> [ Oil Pressure and Switch, Checking, 2 Pin Oil Pressure Switch ] Oil Pressure and Switch, Checking, 2 Pin Oil Pressure Switch.
• Removing and installing, refer to => [ Oil Pressure Switch ] Service and Repair.
• With ground wire for the oil pressure switch (only for 1 pin oil pressure switch).
3 Bolt
• 15 Nm + 90° (1/4) additional turn.
• Replace
• For the ground wire for the oil pressure switch (only for 1 pin oil pressure switch).
4 Bracket
5 Bolt
• 25 Nm
6 Oil Cooler
• See note in => [ Lubrication System ] Lubrication System.
• Ensure sufficient clearance to surrounding components.
7 Gasket
• Replace
8 Bolt
• 15 Nm + 90° (1/4) additional turn.
• Replace
9 Seal
• Replace
• Install when lubricated.
• Service flag upward.
10 Dust Cap
11 Oil Filter Housing
• 25 Nm
• Remove and install using oil filter wrench (3417).
• Draining, refer to => [ Oil Filter Housing, Draining ] Service and Repair.
12 Oil Filter Element
• Drain the oil filter housing before removing, refer to => [ Oil Filter Housing, Draining ] Service and Repair.
• Replace.
13 Oil Baffle
14 Gasket
• Replace
15 Oil Filter Bracket
• With pressure relief valve, approximately 4 bar.
• Removing and installing, refer to => [ Oil Filter Bracket ] Removal and Replacement.
16 Spring Type Clip