300Tdi Discovery: Engine Specifications, Torque Values
Mpi
1
SPECIFICATIONS, TORQUE
TORQUE VALUES
NOTE: Torque wrenches should be regularly checked for accuracy to ensure that all fixings are
tightened to the correct torque.
Nm
ENGINE
Timing belt upper cover bolts
5
......................................................................
Timing belt centre cover bolts
5
.....................................................................
Timing belt lower cover bolts
5
......................................................................
Crankshaft pulley centre bolt
85
.....................................................................
Crankshaft pulley to timing gear bolts
10
........................................................
Tensioner pulley bolt
30
..................................................................................
Spark plugs
27
................................................................................................
Timing belt upper backplate bolts
10
..............................................................
Camshaft gear bolts
65
...................................................................................
Exhaust camshaft rear oil seal cover plate bolts
10
........................................
Inlet camshaft rear oil seal cover plate bolts
10
..............................................
Crankshaft rear oil seal housing bolts
10
........................................................
Engine sump bolts
Stage 1
3
...............................................................................................
Stage 2
10
..............................................................................................
Bell housing nuts
40
........................................................................................
L.H. and R.H. engine mounting nuts
85
..........................................................
Exhaust manifold to downpipe nuts
10
...........................................................
Exhaust downpipe to silencer box nuts
30
......................................................
Air conditioning compressor to engine block bolts
45
.....................................
Cylinder head bolts
Stage 1
45
..............................................................................................
Stage 2
80
..............................................................................................
Stage 3 - Further 90
°
Camshaft cover bolts
10
.................................................................................
Knock sensor
15
.............................................................................................
Ignition coil bracket bolts
25
............................................................................
Coolant temperature sensor
15
......................................................................
Crankshaft sensor bolts
7
..............................................................................
Fuel temperature sensor
7
.............................................................................
Intake air temperature sensor
7
.....................................................................
Fuel rail to inlet manifold bolts
10
...................................................................
Fuel feed hose stiffening bracket bolts
7
.......................................................
Throttle housing mounting nuts
7
...................................................................
Fuel pressure regulator steady bracket bolts
7
..............................................
Oxygen sensor
55
...........................................................................................
