Contents: Removal 🠛 First installation of valve timing 🠛 Second installation of valve timing 🠛 Checking the belt tension 🠛 Installation 🠛
Attention! Be sure to replace the tensioner and idler rollers together with the belt.
Note: The method for removing and installing the timing belt for engines with or without a camshaft phase regulator is the same.
Removal
Place the vehicle on a two-post lift.
Disconnect the battery.
Simulate the battery.
Remove the right front wheel.
Remove the right front fender liner.
Remove the top engine covers.
Install the accessories (Mot. 1453) and (Mot. 1453-01) with retaining straps.
Fig. 2.54. Removing the right side reinforcement of the radiator frame crossmember: 1 – amplifier
Remove the right side radiator frame cross member reinforcement and the lower torque rod (Fig. 2.54).
Disconnect the connectors, disconnect the hood lock drive cable.
Remove the holder.
Fig. 2.55. Removing the idler roller using a special tool: 1 – connectors; 2 – hood lock drive cable; 3 – holder; 4 – bumper mounting bolt
Unscrew the mounting bolt and remove the front bumper (Fig. 2.55).
Disconnect the windshield washer pipes.
Fig. 2.56. Removing the idler roller using a special tool: 1 – mounting bolts
Unscrew the bolts securing the front body panel (Fig. 2.56)
Remove the front body panel.
Remove the right front wheel drive shaft.
Fig. 2.57. Installing the device with fastening belts
Install the tool (Mot. 1672) with the fastening straps (Fig. 2.57).
Fig. 2.58. Marking of pendulum suspension supports
Mark the position of the pendulum suspension support relative to the body (Fig. 2.58).
Remove the pendulum suspension support.
Note: Take care not to deform the air conditioning system piping.
Note: Remove the accessory drive belt.
Fig. 2.59. Removing the air filter outlet air duct and throttle valve unit: 1 – air filter outlet air duct; 2 – throttle valve block
Remove the air cleaner outlet duct, throttle body and wiring harness from the lifting eye (Fig. 2.59).
Fig. 2.60. Removing the purge solenoid valve of the adsorber: 1 – electromagnetic valve
Remove the purge solenoid valve of the adsorber (Fig. 2.60).
Fig. 2.61. Releasing the water electric pump: 1 – fastening nut; 2 – water electric pump
Loosen the nut, pull the water electric pump mounting post and move it to the side (Fig. 2.61).
Fig. 2.62. Removing the plug of the hole for the TDC lock: 1 - cork
Unscrew the plug from the hole for the TDC lock (Fig. 2.62).
Fig. 2.63. Camshaft plugs
Remove the camshaft plugs (Fig. 2.63).
First installation of valve timing
Fig. 2.64. Aligning the camshafts
Turn the engine clockwise (if you look from the timing drive side) so that the camshaft grooves are directed downwards and are almost in a horizontal position, as shown in Figure 2.64.
Fig. 2.65. Installing the TDC lock
Insert the TDC locking tool (Mot. 1054) so that it is located between the balancing hole and the crankshaft locking groove (Fig. 2.65).
Turn the crankshaft in the same direction until the TDC locking pin (Mot. 1054) is in the crankshaft locking groove.
Fig. 2.66. Displacement of camshaft grooves in the axial direction
In the installation position, the camshaft grooves are located horizontally and shifted downwards along the axis, as shown in Figure 2.66.
Remove the TDC locking pin.
Fig. 2.67. Engine flywheel lock
Remove the flywheel protective shield and crankshaft pulley, blocking the engine flywheel with a screwdriver (Fig. 2.67).
Install the top dead center locking tool (Mot 1054).
Fig. 2.68. Removing the timing belt drive covers: 1 – top cover; 2 – bottom cover
Remove the upper and lower timing drive covers (Fig. 2.68).
Fig. 2.69. Removing the heat shield: 1 – heat shield
Remove the heat shield (Fig. 2.69).
Fig. 2.70. Tension roller axle mounting nut: 1 – nut; 2 – idler roller
Loosen the timing belt by unscrewing the tension roller axle mounting nut (Fig. 2.70).
Remove the idler pulley, timing belt and crankshaft sprocket.
Caution! Never turn the engine crankshaft in the direction opposite to the direction of rotation.
Second installation of valve timing
Make sure the intake camshaft phase adjuster ring gear is securely locked in place (the crown cannot be turned left or right).
Fig. 2.71. Fixing the toothed ring of the camshaft phase regulator
Install the gear on the special tool (Mot. 1509) (Mot. 1509-01).
Fig. 2.72. Installing the spacer sleeve: 1 – spacer sleeve; 2 – hairpin
Place the spacer sleeve of the tool (Mot. 1509–01) on the stud (Fig. 2.72).
Fig. 2.73. Fastening the upper bolt to the spacer sleeve: 1 – top bolt; 2 – spacer sleeve
Tighten the upper bolt, placing a spacer sleeve (Mot. 1509–01) between the tool and the cylinder head cover (do not tighten the bolt completely) (Fig. 2.73).
Tighten the bolt and flange nut.
Place the gears of the tool (Mot. 1509) on the toothed pulleys of the camshafts.
Tighten the toothed pulley mounting nuts (80 Nm).
Fig. 2.74. Removing the plug of the intake camshaft phase regulator: 1 – bolt and nut with flange; 2 – toothed pulley fastening nuts; 3 – phase regulator plug
Remove the plug of the intake camshaft phase regulator (Fig. 2.74).
Loosen the intake camshaft phase regulator mounting bolt.
Remove the exhaust camshaft timing pulley retaining nut and tool (Mot. 1509).
Remove the camshaft timing pulleys.
If necessary, unscrew the stud and nut.
Install the tool (Mot. 1509) with gears (Mot 1509-01).
[Material taken from an online portal RenaultBook.ru]
Tighten the bolt and flange nut.
Move the gears of the device until they touch the toothed pulleys of the camshafts.
Fig. 2.75. Tightening the toothed pulley mounting studs: 1 – flange nut; 2 – toothed pulley mounting studs
Tighten the toothed pulley mounting studs (80 Nm) (Fig. 2.75).
Unscrew the nuts securing the camshaft toothed pulleys.
Remove the tool (Mot. 1509) and the camshaft timing pulleys.
Install the pre-degreased camshaft timing pulleys using the old nuts.
Using a device (Mot. 799-01) tighten the nuts to the required torque of 15 Nm.
Attention! When replacing the timing belt, be sure to replace the crankshaft pulley, idler and tension rollers, and timing and accessory drive belts.
Set the offset grooves horizontally downwards as shown above by turning the camshafts with the tool (Mot. 799-01).
Fig. 2.76. Fixing the ends of the camshafts
Fix the device (Mot. 1496) to the ends of the camshafts (Fig. 2.76).
Loosen the nut securing the toothed pulley of the exhaust camshaft and the bolt securing the pulley of the phase regulator of the intake camshaft.
Loosen the nuts securing the camshaft toothed pulleys.
Make sure the crankshaft is locked.
Fig. 2.77. Checking the crankshaft lock: 1 – crankshaft groove; 2 – ribs
The crankshaft groove must be located between the two ribs (Fig. 2.77).
Fig. 2.78. Installing the tension roller: 1 - ledge; 2 – groove
Install the tension roller, placing its protrusion in the groove (Fig. 2.78).
Install the crankshaft sprocket, timing belt and idler pulley.
Tighten the idler pulley mounting bolt to the specified torque (50 Nm).
Checking the belt tension
Caution: Do not rotate the tension roller counterclockwise.
Fig. 2.79. Alignment of marks on the tension roller: 1 – labels; 2 – key
Align the marks on the tension roller using a 6 mm Allen key (Fig. 2.79).
Tighten the tension roller axle mounting nut to the specified torque (7 Nm).
Fit the tools (Mot. 1509) with gears and (Mot. 1509–01) for locking the camshaft toothed pulleys.
Tighten the bolt and flange nut.
Tighten the toothed pulley mounting nuts until they touch the camshaft pulleys.
Tighten to the specified torque:
- nuts of studs securing toothed pulleys (80 Nm);
- old bolt for fastening the intake camshaft phase regulator (30 Nm);
- exhaust camshaft pulley fastening nut (30 Nm).
Fig. 2.80. Setting the position of the camshaft toothed pulleys relative to the bearing caps: 1 – alignment marks
Remove the tool (Mot. 1509) with the tool (Mot. 1509-01).
Fit the tool (Mot. 1509) to lock the camshaft timing pulleys.
Tighten the bolt and flange nut.
Tighten the toothed pulley mounting nuts until they touch the camshaft pulleys.
Tighten to the specified torque:
- nuts of studs securing toothed pulleys (80 Nm);
- nuts for fastening the toothed pulleys of the intake and exhaust camshafts (30 Nm).
Remove the tool (Mot. 1509) with the tool (Mot. 1509-01).
Use a pencil to mark the positions of the camshaft timing pulleys relative to the camshaft bearing caps.
Align the TDC locking tool (Mot. 1054) with the camshaft locking tool (Mot. 1496).
Turn the crankshaft two revolutions clockwise (if you look from the timing drive side).
Installation
Install the lower and upper timing belt covers.
Attention! Be sure to replace the mounting bolt and crankshaft pulley.
Lock the engine flywheel with a large screwdriver.
Tighten the crankshaft pulley mounting bolt to 40 Nm, then turn it further by 110°+10°.
Caution: To avoid damaging the crankshaft pulley, do not start the engine without the accessory drive belt installed.
Install the accessory drive belt.
Install the TDC locking plug using a small amount of sealant.
Install new intake valve camshaft and exhaust valve camshaft plugs.
The installation of the remaining components is carried out in the reverse order of removal.
Table 2.8. Necessary devices and special tools
| Marking | Name |
| Mot. 1453 | Adjustable support bar with retaining straps for hanging the engine |
| Mot. 1453-01 | Additional nut with handle for engine lifter Mot. 1453 |
| Mot. 1672 | Engine Support Device |
| Mot. 1054 | TDC lock |
| Mot. 1509 | Device for fixing toothed pulleys of camshafts |
| Mot. 1509-01 | Adapter kit for Mot. 1509 |
| Mot. 799-01 | Timing Pulley Locking Tool |
| Mot. 1496 | Camshaft locking device |
| Mot. 1487 | Camshaft Cover Installation Tool (diameter 57 mm) |
| Mot. 1448 | Pliers for elastic clamps with remote grip |
Table 2.7. Tightening torques for removing and installing the timing belt
| Element | Tightening torques, Nm |
| Toothed pulley fastening nuts | 80 |
| Pins for fastening toothed pulleys | 80 |
| Idler pulley mounting bolt | 50 |
| Tension roller axle mounting nut | 7 |
| Toothed pulley stud nuts | 80 |
| Intake camshaft phase adjuster mounting bolt | 30 |
| Exhaust camshaft pulley retaining nut | 30 |
| Nuts for fastening the toothed pulleys of the intake and exhaust camshafts | 30 |
| Toothed pulley fastening nuts | 80 |
| Tension roller axle mounting nut | 28 |
| Intake camshaft phase adjuster mounting bolt | 30 |
| Intake camshaft phase adjuster mounting bolt | 100 |
| Exhaust camshaft pulley plug | 25 |
| Exhaust camshaft toothed pulley fastening nut | 86°±6° |
| Nuts for fastening toothed pulleys of exhaust and exhaust camshafts | 86°±6° |
| Nuts for fastening toothed pulleys of exhaust and exhaust camshafts | 30, then turn 86°±6° |
| Crankshaft Pulley Fastening Bolt Torque | 40, then turn 110°±10° |
| M6 bolts for fastening the lower timing belt cover | 80 |
| Bolts M8 for fastening the lower timing belt cover | 20 |