939010458 - 1032B10 TOOTHED TIMING BELT - R + R FOR TIMING ADJUSTMENT OR REPLACEMENT

Removing ( Refitting ) - Position the vehicle on a lift.    Op. 1016A10 SOUND-PROOFING COVER - R.R     Op. 1048A50 TURBOCHARGER AIR INTAKE PIPE - R.R.     Op. 1084A16 OIL DIPSTICK PIPE - R.R     Op. 1048A28 VACUUM AIR CIRCUIT RESONATOR PIPE - R+R 1. Undo the bolts (1a) and remove the protective timing cover (1b).
    Op. 4450B04 RIGHT FRONT WHEEL - R.R     Op. 7055B66 ENGINE COMPARTMENT DUST COVER IN RIGHT FRONT WHEEL ARCH - R.R.     Op. 7055B91 RIGHT FRONT WHEEL ARCH LINER - R.R.     Op. 4410D16 BRACKET (ONE) RETAINING CHASSIS TO BODY - R R     Op. 1092G10 SINGLE ENGINE BELT - R.R     Op. 1092A10 CRANKSHAFT PULLEY - R + R - Position a hydraulic jack under the engine crankcase sump.1. Undo the bolts (1a), (1b), then remove the power unit timing side front support flexible mounting (1c).
1. Undo the bolts (1a) and remove the power unit timing side rigid support (1b) complete with fixed tensioner (1c).
1. Loosen the bolt retaining the timing belt moving tensioner.2. Release and remove the toothed timing drive belt.
Refitting ( Removing ) 1. Remove plug (1a) and refit the exhaust camshaft template (1b).
ToolDescriptionFunctionValidity
1870896900TemplateEngine tuning1.9 JTD 16V2.4 JTD 20V
nly fit the exhaust side camshaft template because the intake side template seat is not accessible.
1. Loosen the bolt (1a) fixing the exhaust side camshaft toohted pulley using tools (1b) and (1c) for counter-torque.
ToolDescriptionFunctionValidity
1870815000Counter-torqueLoosen/ tighten nut securing front driveshaft to wheel hubLoosen/ tighten bolt securing exhaust side camshaft drive toothed drive pulley
ToolDescriptionFunctionValidity
1870836000PinsLoosen/ tighten bolt securing exhaust side camshaft drive toothed drive pulley 1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
1. Undo the bolt fixing the crankcase front cover shown in the diagram.- Temporarily fit the toothed timing drive belt on the toothed drive pulley.2. Fit the tool and fasten it using the calibrated screw.
The crankshaft must be rotated, using small movements, to allow the locating dowel on the timing drive pulley to be inserted in the opening in the tool.
ToolDescriptionFunctionValidity
2000003000TemplateEngine tuning1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
1. Fit the toothed timing belt completely taking care to ensure that the yellow references on it are aligned with the references on the toothed pullies.2. Use a screwdriver for leverage on the tensioner arm until the reference (2a) for the tensioner is in the maximum tension position and tighten the tensioner bolt (2b) to the recommended torque in this position.
ComponentFasteningdia  Value (daNm)Validity
Timing moving tensionerNutM82.3 ÷ 2.81.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
3. Tighten the bolt fixing the exhaust side camshaft toothed pulley to the recommended torque using the tool for counter-torque.
ComponentFasteningdia  Value (daNm)Validity
Driven toothed pulleyBoltM12(camshaft side) 2.9 - 3.2 + 40°1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
ToolDescriptionFunctionValidity
1870815000Counter-torqueLoosen/ tighten nut securing front driveshaft to wheel hubLoosen/ tighten bolt securing exhaust side camshaft drive toothed drive pulley
ToolDescriptionFunctionValidity
1870836000PinsLoosen/ tighten bolt securing exhaust side camshaft drive toothed drive pulley 1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
- Remove the timing tools.
ToolDescriptionFunctionValidity
1870896900TemplateEngine tuning1.9 JTD 16V2.4 JTD 20V
Remove the exhaust camshaft side template because the intake side camshaft has not been fitted.
ToolDescriptionFunctionValidity
2000003000TemplateEngine tuning1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
- Rotate the crankshaft through two revolutions.1. Loosen the moving timing tensioner nut.2. Use a screwdriver for leverage on the tensioner arm until the reference (2a) for the tensioner is in line with the reference opening (2b) and tighten the tensioner bolt (2c) to the recommended torque in this position.
ComponentFasteningdia  Value (daNm)Validity
Timing moving tensionerNutM82.3 ÷ 2.81.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
- Recheck the timing by refitting the timing tools.
nly fit the exhaust side camshaft template because the intake side template seat is not accessible.
- Tighten the bolt fixing the crankcase front cover removed previously.- Tighten the plug on the cylinder head extension for fitting the exhaust side timing tool.1. Place the power unit timing side rigid support (1a) in its housing and secure it tightening the bolts (1b) to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Timing side power unit rigid supportBoltM10(engine crankcase side) 4.5 - 5.51.9 JTD 8V1.9 JTD 16V2.4 JTD 20V
1. Place the timing power unit front support flexible mounting (1a) in its housing and secure it tightening the new bolts (1b) and the bolts (1c) and the new bolts (1d) to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Timing side power unit rigid support flexible mountingBolt (to be replaced)M12(bodyshell side) 6.3 - 7.7 + 90°
ComponentFasteningdia  Value (daNm)Validity
Timing side power unit rigid support flexible mountingBoltM10(bodyshell side) 5.4 - 6.6
ComponentFasteningdia  Value (daNm)Validity
Timing side power unit rigid support flexible mountingBolt (to be replaced)M12(rigid support side) 6.3 - 7.7 + 90°
- Remove the hydraulic jack under the engine crankcase sump.
    Op. 1092A10 CRANKSHAFT PULLEY - R + R     Op. 1092G10 SINGLE ENGINE BELT - R.R     Op. 4410D16 BRACKET (ONE) RETAINING CHASSIS TO BODY - R R     Op. 7055B91 RIGHT FRONT WHEEL ARCH LINER - R.R.     Op. 7055B66 ENGINE COMPARTMENT DUST COVER IN RIGHT FRONT WHEEL ARCH - R.R.     Op. 4450B04 RIGHT FRONT WHEEL - R.R - Fit the timing belt covers and secure them using the bolts.    Op. 1048A28 VACUUM AIR CIRCUIT RESONATOR PIPE - R+R     Op. 1084A16 OIL DIPSTICK PIPE - R.R     Op. 1048A50 TURBOCHARGER AIR INTAKE PIPE - R.R.     Op. 1016A10 SOUND-PROOFING COVER - R.R - Remove the vehicle from the lift.