Engine Code CNNA
Cylinder Block and Attachments Overview
• The engine is to be secured to the engine and transmission holder (VAS 6095) when performing assembly work.
• If large quantities of metal particles or abraded material are detected during engine repairs, it may mean the crankshaft or rod bearings are damaged. To prevent further damage, perform the following steps after the repair:
• Clean the oil passages.
• Replace the oil check valve.
• Replace the oil spray jets.
• Replace the engine oil cooler.
• Replace the oil filter element.
1 Bolt
• 60 Nm + an additional 180° (1/2) turn.
• Quantity: 7
2 Vibration Damper
• Removing and installing, refer to => [ Vibration Damper ] Service and Repair.
• Removing and installing the ribbed belt. Refer to => [ Ribbed Belt ] Ribbed Belt.
3 Oil Dipstick Guide Tube
• For the oil dipstick.
• Secured by a bolt to the intake manifold.
4 Cylinder Block
• Sealing flange and drive plate overview. Refer to => [ Sealing Flange and Drive Plate Overview ] Sealing Flange and Drive Plate Overview
• Piston and connecting rod overview. Refer to => [ Piston and Connecting Rod Overview ] Piston and Connecting Rod Overview.
5 Seal
• Always replace.
• Coat with oil before installing.
6 Oil Pump
• Removing and installing, refer to => [ Oil Pump ] Oil Pump.
7 Chain Sprocket
8 Bolt
• 60 Nm + an additional 90° (1/4) turn.
• Always replace.
9 Bolt
• 8 Nm
• Install using liquid locking fluid (D 000 600 A2).
10 Bolt
• 20 Nm
• The tightening specification affects the function of the knock sensor.
11 Knock Sensor 1 (G61)
• Installed location: between cylinders 1 and 3, below the exhaust manifold.
12 Gasket
• Always replace.
13 Suction Pipe
• For the oil pump.
14 O-rings
• Always replace.
15 Bolt
• 8 Nm
• Install using liquid locking fluid (D 000 600 A2).
16 Oil Pipe
17 Bolt
• 8 Nm
• Install using liquid locking fluid (D 000 600 A2).
18 Oil Drain Plug
• 30 Nm
• Always replace.
• With a permanent seal.
19 Oil Pan
• Removing and installing, refer to => [ Oil Pan ] Oil Pan.
20 Oil Level Thermal Sensor (G266)
21 Bolt
• 12 Nm
22 Bolt
• 10 Nm
23 Oil Filter Housing
• Overview, refer to => [ Oil Filter Housing Overview ] Service and Repair.
24 Bolt
• 23 Nm
25 Accessory Bracket
• For the generator and Air Conditioning (A/C) compressor.
• Removing and installing, refer to => [ Accessory Bracket ] Service and Repair.
26 Engine Speed Sensor (G28)
27 Bolt
• 10 Nm
28 O-ring
• Always replace.
29 Bolt
• 23 Nm
30 Bolt
• 20 Nm
• The tightening specification affects the function of the knock sensor.
31 Knock Sensor 2 (G66)
• Installed location: between cylinders 4 and 6.
32 Bolt
• 6 Nm
• To the intake manifold.