Contents Wiring diagrams Section: OHC Petrol Engine All sections

Recommended Torque Values Opel Astra G

Nm
Starter to transmission40
Starter to cylinder block25
Drive disc to crankshaft60
Exhaust manifold to cylinder head22 1)
Battery support to body15
Camshaft sensor fastening bolt to camshaft housing16
DIS Ignition Module to camshaft housing carrier8
Throttle valve injection housing to intake manifold22
Upper part of throttle valve injection housing to throttle valve injection housing6
Throttle body to intake manifold9
Pressure plate to camshaft housing8
Dynamic oil level control to oil pan8 2)
Intake manifold to cylinder head22 1)
Accelerator pedal to bulkhead12
Engine vent flange to cylinder block8
Alternator to alternator support35
Alternator to alternator shackle20
Transmission to cylinder block60
Alternator support to cylinder block35
Left engine damping block support to transmission35
Engine damping block support to cylinder block50
Bowden cable bracket to intake manifold9
Crankshaft pulse pickup bracket to oil pump10
Wiring harness bracket to intake manifold20
Rear engine damping block bracket to transmission80
Engine damping block bracket to engine damping block support (left)55
Engine damping block bracket to engine damping block support (right)55
Engine damping block bracket to engine damping block (left)55
Engine damping block bracket to engine damping block (right)55
Rear toothed belt cover to camshaft housing6
Rear toothed belt cover to oil pump housing6
Heat shield to exhaust manifold8
Heat shield sleeves (spark plugs) to cylinder head25
Crankshaft pulse pickup to bracket8
Increment disc to toothed belt drive gear95 + 30° + 15° 3)
Wiring trough to cylinder head8
V-belt tensioner to alternator support25
Refrigerant line to receiver-dryer20
Refrigerant line to refrigerant line intake side (air cleaner housing)20
Knock sensor to cylinder block20
Fuel distributor tube to intake manifold4
Fuel supply and return line to throttle valve guards15
Coolant pump to cylinder block8
Coolant pipe to transmission60
Coolant pipe to cylinder block20
Crankshaft bearing cap to cylinder block50 + 45° + 15° 3)
Oxygen sensor to exhaust manifold40
Oxygen sensor for catalytic converter control40
Alternator shackle to intake manifold20
Fan housing to radiator5
Rear engine damping block to bracket55
Rear engine damping block to front axle body55
Left engine damping block to body (side member)20
Right engine damping block to body (side member)35
Front engine damping block to transmission60
Front engine damping block to front axle body55
Camshaft housing cover to camshaft housing8
Camshaft pulley to camshaft45
Oil drain bolt to oil pan (sheet steel with hex screw and copper washer)55
Oil drain bolt to oil pan (aluminium with hex screw and copper washer)45
Oil drain bolt to oil pan (aluminium with inner torx with O-ring insert)14
Oil pressure switch to oil pump30
Oil filter to oil pump15
Oil lines to radiator (AT)25
Oil pump to cylinder block10
Oil pump cover to oil pump6
Oil intake pipe to oil pump8 2)
Oil intake pipe to cylinder block8
Oil baffle plate to oil pan8
Oil pan to transmission40
oil pan to oil pump10 2)
Oil pan to cylinder block10 1)
Swing arm to spring strut65 1)
Con-rod bearing cap to con-rod25 + 30° 3)
Wheel to wheel hub110
Hose clamps for air intake hose3.5
Flywheel to crankshaft35 + 30° + 15° 3)
Coolant temperature sensor to intake manifold20
Support to alternator and intake manifold20
Thermostat housing to cylinder head10
Carrier plate (DIS ignition module) to camshaft housing12
Lower radiator bracket to front axle body15
Condenser to radiator5
Closure bolt, safety valve to oil pump50
Front axle body to body (all bolts)90 + 45° + 15° 3)
Front exhaust pipe to exhaust manifold (hex bolts)35 4)
Front exhaust pipe to exhaust manifold (hex nuts)45 1)
Toothed belt cover – upper part to rear toothed belt cover4
Toothed belt cover, lower part to rear toothed belt cover4
Toothed belt tension roller to oil pump housing20
Spark plug to cylinder head25
Intermediate spindle to steering intermediate spindle22 5)
Cylinder head and camshaft housing to cylinder block25 + 85° + 85° + 20° 3)

1

) Use new fastening nut(s).

2

) Recut threads before re-use and insert bolts with screw locking compound (red). The installation time including torque checking is max. 10 min.

3

) Use new fastening bolt(s).

4

) Insert bolts with assembly paste (white).

5

) Insert new bolt with screw locking compound (red).