Torque Specifications 2.0L 16V U20SED ( Optra/Forenza)

[PrecisionBoost]

Fastener Tightening Specifications U20SED


Air Cleaner Housing Bolts
10 N·m
89 lb in

Automatic Tensioner Bolt
25 N·m
18 lb ft

Camshaft Bearing Bridge and Oil Pan Scraper Bolts
20 + 45°
15 + 45°

Camshaft Bearing Cap Bolts
8 N·m
71 lb in

Camshaft Cover Bolts
8 N·m
71 lb in

Charcoal Canister Purge and Exhaust Gas Recirculation Solenoid Bracket Bolt
5 N·m
44 lb in

Connecting Rod Bearing Cap Bolts
35 + 45° + 15° N·m
26 + 45° + 15° lb ft

Coolant Bypass Housing and Mounting Bolts
15 N·m
11 lb ft

Crankshaft Bearing Cap Bolts
50 + 45° + 15° N·m
37 + 45° + 15° lb ft

Crankshaft Gear Bolt
145 + 30° + 15° N·m
107 + 30° + 15° lb ft

Crankshaft Pulley Bolts
20 N·m
15 lb ft

Cylinder Head Bolts
25+ 90° + 90° + 90° N·m
18 + 90° + 90° + 90° lb ft

Direct Ignition System Coil and Exhaust Gas Recirculation Mounting Bracket Bolts
25 N·m
18 lb ft

Engine Mount Bracket Retaining Bolts and Nuts
55 N·m
41 lb ft

Engine Mount Retaining Bolts
45 N·m
33 lb ft

Engine-to-Intake Manifold Support Bracket Bolts
20 N·m
15 lb ft

Exhaust Camshaft Gear Bolt
50 + 60° + 15° N·m
37 + 60° + 15° lb ft

Exhaust Flex Pipe-to-Catalytic Converter to Connecting Pipe Retaining Nuts
35 N·m
26 lb ft

Exhaust Flex Pipe-to-Exhaust Manifold Retaining Nuts
35 N·m
26 lb ft

Exhaust Manifold Heat Shield Bolts
8 N·m
71 lb in

Exhaust Manifold Retaining Nuts
22 N·m
16 lb ft

Flex Plate Bolts
45 N·m
33 lb ft

Flywheel Bolts
65 + 30° + 15° N·m
48 + 30° + 15° lb ft

Front Timing Belt Cover Bolts
6 N·m
53 lb in

Generator-to-Intake Manifold Strap Bracket Bolt
22 N·m
16 lb ft

Generator-to-Intake Manifold Support Bracket Bolts
37 N·m
27 lb ft

Intake Camshaft Gear Bolt
50 + 60° + 15° N·m
37 + 60° + 15° lb ft

Intake Manifold Retaining Bolt and Nuts
22 N·m
16 lb ft

Intake Manifold Support Bracket Lower Bolt
25 N·m
18 lb ft

Intake Manifold Support Bracket Upper Bolts
25 N·m
18 lb ft

Lower Block Support Bracket and Splash Shield Bolts
35 N·m
26 lb ft

Oil Pan Drain Plug
35 N·m
26 lb ft

Oil Pan Flange-to-Transaxle Bolts
40 N·m
30 lb ft

Oil Pan Retaining Bolts
10 N·m
89 lb in

Oil Pressure Switch
40 N·m
30 lb ft

Oil Pump Rear Cover Bolts
6 N·m
53 lb in

Oil Pump Retaining Bolts
10 N·m
89 lb in

Oil Suction Pipe Bolts
8 N·m
71 lb in

Oil Suction Pipe Support Bracket Bolts
16 N·m
53 lb in

Pulse Pickup Sensor Disc
13 N·m
10 lb ft

Rear Timing Belt Cover Bolts
7 N·m
62 lb ft

Safety Relief Valve Bolt
30 N·m
22 lb ft

Spark Plug Cover Bolts
8 N·m
71 lb ft

Spark Plugs
20 N·m
15 lb ft

Thermostat Housing Mounting Bolts
15 N·m
11 lb ft

Throttle Cable Bracket Bolts
8 N·m
71 lb in

Timing Belt Automatic Tensioner Bolts
25 N·m
18 lb ft

Timing Belt Idler Pulley Bolt
25 N·m
18 lb ft

Timing Belt Idler Pulley Nut
25 N·m
18 lb ft

Transaxle Bell Housing Bolts
75 N·m
55 lb ft

Transaxle Torque Converter Bolts
60 N·m
44 lb ft