Contents Wiring diagrams Section: Diesel Engine All sections

Recommended Torque Values Opel Astra G

Nm
Starter to cylinder block (transmission side)60
Starter to cylinder block (engine side)45
Exhaust manifold to cylinder head22 1)
Torsional vibration damper to toothed belt drive gear20
Pressure plate to camshaft housing8
Intake manifold to cylinder head22 1)
Injector nozzle to cylinder head70
Injection line to injector nozzle25
Injection line to injection pump25
Injection pump to injection pump support (engine timing side)25
Injection pump to injection pump bracket (support)25
Injection pump pulley to injection pump25
Accelerator pedal to bulkhead cover plate6
Alternator locking bolt to tension rail35
Crankcase ventilation flange to cylinder block25
Thermostat housing (engine oil cooling) to oil pump23
Alternator to alternator bracket (lower fastening bolt)25
Glow plugs to cylinder head20
Injection pump support to cylinder block25
Alternator support to cylinder block40
Engine damping block support to cylinder block50
Left engine damping block support to transmission35
Compressor bracket to cylinder block40
Alternator bracket to alternator/turbocharger18
Alternator bracket to cylinder block40
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
Oil dipstick guide tube bracket to cylinder block25
Rear toothed belt cover to oil pump/camshaft housing6 2)
Starter heat shield6
Turbocharger heat shield to return manifold8
Crankshaft pulse pick-up to cylinder block8
Glow plug cable connections4
Ribbed V-belt tensioner to compressor support25
Refrigerant line to receiver-dryer20
Refrigerant line to refrigerant line (air filter housing)20
Compressor to compressor support20
Contact rail to glow plugs4
Fuel return line to injection pump22.5
Fuel feed line to injection pump22.5
Coolant outlet port to thermostat housing8
Coolant pump to cylinder block25
Coolant pipe to cylinder block20
Coolant connection (water connection) to intercooler10
Crankshaft bearing bridge to cylinder block20 + 45° 3)
Crankshaft bearing cap to cylinder block50 Nm / 37 lbf. ft. + 45° + 15° 3)
Intercooler to radiator5
Charge air pipe to intercooler / thermostat housing5
Charge air pipe to intake manifold / bracket3
Fan housing to radiator5
Exhaust gas recirculation solenoid valve to intake manifold8
Rear engine damping block to bracket55
Rear engine damping block to front axle body55
Engine damping block (left) to side member20
Engine damping block (right) to side member35
Front engine damping block to transmission60
Front engine damping block to front axle body55
Engine transport shackle to camshaft housing25
Camshaft housing cover to camshaft housing8
Camshaft pulley to camshaft75 Nm + 60° + 5° 3)
Oil drain bolt to lower part of oil pan10
Oil pressure switch to oil pump40
Oil filter to thermostat housing15
Oil cooler to intercooler5
Oil pump to cylinder block8
Oil pump cover to oil pump6
Oil line to temperature regulator housing (engine oil cooling)30
Oil return line to oil cooler30
Turbocharger oil return line to upper part of oil pan45
Turbocharger oil return line to turbocharger8
Oil intake pipe to upper part of oil pan8 Nm + 30° 3)
Oil supply line and oil return line to temperature regulator housing (engine oil cooling)30
Oil line to oil cooler30
Turbocharger oil feed line to turbocharger30
Turbocharger oil feed line to cylinder block20
Upper part of oil pan to transmission40
Upper part of oil pan to cylinder block/oil pump20
Lower part of oil pan to upper part of oil pan8 Nm / 6 lbf. ft. + 30°
Swing arm to spring strut65
Con-rod bearing cap to con-rod35 Nm + 45° + 15° 3)
Wheel to wheel hub110
Hose clamps for air intake and charge air hoses3.5
Flywheel to crankshaft65 Nm + 30° + 15° 3)
Coolant temperature sensor to thermostat housing20
Charge pressure sensor to intake manifold8
Oil temperature sensor to upper part of oil pan18
Tension rail (alternator) to cylinder head25
Starter support to starter (M5)4
Starter support to starter (M6)8
Starter support to cylinder block25
Exhaust manifold support to exhaust manifold / cylinder block25
Thermostat housing to cylinder head15
Turbocharger to exhaust manifold30
Return manifold to turbocharger30
Lower radiator bracket to front axle body15
Union nut to nozzle holder80
Vacuum pump to camshaft housing28
Condenser to radiator5
Engine oil cooling thermostat closure plug50
Safety valve closure bolt (oil pump)50
Front axle body to body (all bolts)90 Nm + 45° + 15° 3)
Front exhaust pipe to return manifold20
Exhaust gas recirculation corrugated metal pipe to intake manifold8
Exhaust gas recirculation corrugated metal pipe to return manifold8
Toothed belt cover – upper part to rear toothed belt cover4
Toothed belt cover, lower part to rear toothed belt cover4
Toothed belt drive gear to crankshaft130 Nm + 45° ± 5° 3)
Toothed belt tension roller to oil pump25
Toothed belt guide roller to cylinder block40
Auxiliary fan housing to radiator/ condenser5
Intermediate shaft to steering gear22 4)
Cylinder head with camshaft housing to cylinder block25 Nm + 90° + 90° + 45° 5) 3)

1

) Use new fastening nuts

2

) Re-cut threads and insert fastening bolts with screw locking compound (red).

3

) Use new fastening bolts.

4

) Install with screw locking compound (red).

5

) After test run, turn a further 30° + 15°.