RENAULT Laguna II 1.
6 16V
K4M
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
The engine must be secured to ensure drive train alignment
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Remove the right-hand engine support
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
Note: Mark the position
General
Removecheck
Always the power
the timing
steering
marks
fluid
before
reservoir
timing
butbelt
do removal
not disconnect
(4.00)
Remove the ancillary drive belt
Disconnect the wiring loom from the timing belt cover
Unclip the fuel hose from the timing cover
Remove the plugs
(2.00)
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Turn the crankshaft clockwise until just before TDC for cylinder 1
Disconnect the battery
Note: The grooves in the camshaft should be offset downwards, toward the crankshaft
Remove the right front wheel
Fit the crankshaft locking tool (mot. 1489)
(3.00)
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Turn the crankshaft slowly to TDC and lock it
(7.00)
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
Remove
(31.00) the crankshaft locking tool
Lock the crankshaft
(12.00)
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Remove the crankshaft pulley
(18.00)
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Fit the crankshaft locking tool
Remove the timing belt covers
Loosen the tensioner
Timing belt: removal/installation
Remove
Generalthe idler pulley
Use a special
Always check tool:
the timing marks
(mot.
before
1368timing
(Torx belt
8 mm))
removal
(4.00)
(10.00)
Remove the timing belt
Before disconnecting the battery cable, check the audio system security code
Renew the tensioner and idler pulley
Note: Different tensioners are used (a, b)
Installation
Note: Do not loosen the camshaft gearwheels
IMPORTANT: Degrease the crankshaft and crankshaft pulley mating faces
Removal
Check the position of the camshafts
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
Adjust
Generalif necessary
Use the check
Always specialthe
tooltiming marks
(mot.
before
799-01)
timing belt removal
(4.00)
Fit the camshaft timing tool (mot. 1496)
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Check the timing marks
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Ensure the locking tools still fit correctly before fitting the timing belt
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Fit the tensioner pulley
Note: The lug in the base plate must engage in the hole in the cylinder head
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Fit the timing belt
Fit the idler pulley (45 Nm)
Use a special tool: (mot. 1368 (Torx))
Tension the timing belt
Use an Allen key (6 mm)
Before disconnecting
Tensioner type: the battery
(a) cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Using a 6 mm Allen key, turn the tensioner clockwise until the moveable pointer is 7 - 8 mm to the
right of the fixed pointer
Tensioner type: (b)
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Position the tensioner as shown
Tighten the tensioner pulley nut (7 Nm)
Fit the crankshaft pulley
Before disconnecting the battery cable, check the audio system security code
Note: Different tensioners are used (a, b)
Note: Do not loosen the camshaft gearwheels
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Renew the crankshaft pulley bolt (40 Nm + 115 ± 15°)
Timing belt: removal/installation
Turn the crankshaft clockwise 2 rotations
General
Fit all the
Always check
locking
the tools
timing marks before timing belt removal
(4.00)
Tensioner type: (a)
Loosen the tensioner the
Before disconnecting pulley, keeping
battery it steady
cable, withaudio
check the an Allen key security code
system
Align
Note: the moveable
Different pointerare
tensioners with the fixed pointer
used (a, b)
Tensioner type:
Note: Do not (b) gearwheels
loosen the camshaft
Removal
Raise the vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
Loosen
Generalthe tensioner pulley, keeping it steady with an Allen key
Positioncheck
Always the tensioner
the timing
as marks
shownbefore timing belt removal
(4.00)
Tighten the tensioner pulley nut (27 Nm)
Fit new plugs
Before disconnecting the battery cable, check the audio system security code
Use
Note:a Different
special tool:
tensioners are used (a, b)
Inlet: (mot. 1487)
Note: Do not loosen the camshaft gearwheels
Exhaust: (mot. 1488)
Removal
Fit all the
Raise the vehicle
timing belt covers
Reconnect the fuel hose to the timing cover
Disconnect the battery
Fit the ancillary drive belt
Remove the right front wheel
Refit
Remove the the
power steering
right reservoir
front splash guard
Refit the right-hand engine support
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
General
Always check the timing marks before timing belt removal
(4.00)
Refit the engine lower cover
Refit the front right splash guard
Refit the front right wheel
Reconnect the battery
Torque settings
Note:
BeforeUse a new bolt the battery
disconnecting (40 Nm + 115
cable, ± 15°)
check the audio system security code
Tensioner pulley:
Note: Different tensioners are(27 Nm)
used (a, b)
Idler
Note: pulley: (45 Nm)
Do not loosen the camshaft gearwheels
Crankshaft
Removal pulley:
Engine
Raise thesupport:
vehicle
Disconnect the battery
Remove the right front wheel
Remove the right front splash guard
Remove the engine lower cover
Fit the special tool to support the engine (mot. 1453-01)
(31.00)
Timing belt: removal/installation
Generaltools
Special
Camshaft
Always check
locking
the timing
tool: marks
(mot.
before
1496)
timing belt removal
(4.00)
Engine support tool: (mot. 1453-01)
Centre bush: (mot. 1487 (57 mm))
Centre bush: (mot. 1488 (43 mm))
Tensioner wrench: (mot. 1368 (= Torx 8 mm))
Camshaft turning tool: (mot. 799-01)
TDC locking pin (mot. 1489)
