Volkswagen Scirocco 2.0TDi 2010 cambelt change instructionts and replacement inteval. Full guide!
Special tools
- Auxiliary drive belt tensioner locking pin – Volkswagen No.T10060A.
- Camshaft sprocket/high-pressure fuel pump sprocket holding tool – Volkswagen Nos.T10172/4.
- Camshaft/high-pressure fuel pump locking tool – Volkswagen No.3359.
- Crankshaft sprocket locking tool – Volkswagen No.T10050.
- Tensioner pulley adjusting tool – Volkswagen No.T10264.
- Tensioner pulley locking tool – Volkswagen No.T10265.
Special precautions
- Disconnect battery earth lead.
- DO NOT turn crankshaft or camshaft when timing belt removed.
- Remove glow plugs to ease turning engine.
- Turn engine in normal direction of rotation (unless otherwise stated).
- DO NOT turn engine via camshaft or other sprockets.
- Observe all tightening torques.
Repair times – hrs
Camshaft drive belt/chain – R & I | 2,20 |
Valve timing procedures
Removal
- Raise and support front of vehicle.
- Remove engine upper cover.
- Disconnect diesel particulate filter (DPF) pressure sensor multi-plug.
- Remove diesel particulate filter (DPF) pressure sensor bracket.
- Disconnect fuel lift pump multi-plug.
- Reposition fuel filter. DO NOT disconnect fuel pipes.
- Disconnect:
- Fuel supply and return pipes.
- Fuel temperature sensor multi-plug.
- Remove fuel lift pump.
- Disconnect engine coolant temperature (ECT) sensor multi-plug.
- Remove:
- Timing belt upper cover [1] .
- RH wheel arch liner.
- Engine undershield.
- Auxiliary drive belt. Use tool No.T10060A.
- NOTE: Mark direction of rotation on belt with chalk if belt is to be reused.
- Crankshaft pulley bolts [2] .
- Crankshaft pulley [3] .
- Reposition coolant hose from timing belt centre cover. DO NOT disconnect hose.
- Remove:
- Timing belt lower cover [4] .
- Timing belt centre cover [5] .
- Turn crankshaft clockwise to TDC on No.1 cylinder.
- Ensure camshaft sprocket window at approximately 12 o’clock position [6] .
- If not: Turn crankshaft one turn clockwise.
- Lock crankshaft sprocket. Use tool No.T10050 [7] .
- Ensure timing marks aligned [8] .
- Ensure lug of crankshaft sprocket locking tool located in oil seal housing [9] .
- Slacken camshaft sprocket bolts [10] .
- Detach coolant pipe support bracket from engine mounting bracket. DO NOT disconnect hoses.
- Slacken high-pressure fuel pump sprocket bolts [11] .
NOTE: Sprockets should turn freely but not tilt. - Slacken tensioner pulley nut [12] .
- Turn tensioner pulley anti-clockwise until locking tool can be inserted [13] . Use tool No.T10264 [14] .
- Insert locking tool in tensioner pulley [15] . Tool No.T10265.
- Turn tensioner pulley fully clockwise until it reaches stop [16] . Use tool No.T10264 [14] .
- Tighten tensioner pulley nut finger tight [12] .
- Remove timing belt, starting at guide pulley (G3).
NOTE: Mark direction of rotation on belt with chalk if belt is to be reused.
Installation
NOTE: Engine must be COLD.
- Remove tensioner pulley nut [12] .
- Fit new tensioner pulley nut [12] . Tighten nut finger tight.
- Fit new camshaft sprocket bolts [10] . Tighten bolts finger tight.
- Fit new high-pressure fuel pump sprocket bolts [11] . Tighten bolts finger tight.
NOTE: Sprockets should turn freely but not tilt. - Ensure tensioner pulley locking tool inserted [15] .
- Ensure crankshaft sprocket locking tool located correctly [7] .
- Ensure timing marks aligned [8] .
- Lock camshaft. Use tool No.3359 [17] .
- Lock high-pressure fuel pump. Use tool No.3359 [18] .
- Turn camshaft sprocket fully clockwise in slotted holes.
- Turn high-pressure fuel pump sprocket fully clockwise in slotted holes.
- Fit timing belt in following order:
- Crankshaft sprocket.
- Guide pulley (G1).
- Tensioner pulley.
- Camshaft sprocket.
- Water pump sprocket.
- Guide pulley (G3).
- High-pressure fuel pump sprocket.
- Guide pulley (G2).
- Slacken tensioner pulley nut [12] .
- Remove locking tool from tensioner pulley [15] .
- Ensure tensioner retaining lug is properly engaged [19] .
- Turn tensioner pulley slowly clockwise until pointer aligned with notch or 5 mm maximum to the right of notch [20] . Use tool No.T10264 [14] .
- Ensure tensioner pulley nut does not turn [12] .
- Hold tensioner pulley. Use tool No.T10264 [14] .
- Tighten tensioner pulley nut [12] . Tightening torque: 20 Nm + 45°.
- Turn camshaft sprocket anti-clockwise to remove slack from belt between camshaft sprocket and high-pressure fuel pump sprocket. Use tool Nos.T10172/4.
- Hold camshaft sprocket. Use tool Nos.T10172/4.
- Tighten camshaft sprocket and high-pressure fuel pump sprocket bolts [10] & [11] . Tightening torque: 20 Nm.
- Remove:
- Camshaft locking tool [17] .
- High-pressure fuel pump locking tool [18] .
- Crankshaft sprocket locking tool [7] .
- Turn crankshaft slowly two turns clockwise until just before TDC on No.1 cylinder.
- Fit crankshaft sprocket locking tool while slowly turning crankshaft to TDC [7] .
- Ensure lug of crankshaft sprocket locking tool located in oil seal housing [9] .
- Ensure timing marks aligned [8] .
- Ensure camshaft locking tool can be inserted easily [17] .
NOTE: DO NOT insert high-pressure fuel pump locking tool as alignment hole may be slightly misaligned. No adjustment required. - Ensure tensioner pulley pointer aligned with notch or 5 mm maximum to the right of notch [20] . If not: Repeat tensioning procedure.
- If camshaft locking tool cannot be inserted easily [17] :
- Remove lug of crankshaft sprocket locking tool from hole in oil seal housing.
- Turn crankshaft anti-clockwise until lug of locking tool just passes hole in oil seal housing [21] .
- Turn crankshaft clockwise until camshaft locking tool can be inserted [17] .
- Slacken camshaft sprocket bolts [10] .
NOTE: Lug of crankshaft sprocket locking tool will be positioned to the left or right of hole in oil seal housing.
- If lug of crankshaft sprocket locking tool is positioned to the left of hole in oil seal housing:
- Turn crankshaft clockwise until lug and hole aligned [9] .
- Lock crankshaft sprocket [7] .
- Ensure timing marks aligned [8] .
- Hold camshaft sprocket. Use tool Nos.T10172/4.
- Tighten camshaft sprocket bolts [10] . Tightening torque: 20 Nm.
- If lug of crankshaft sprocket locking tool is positioned to the right of hole in oil seal housing:
- Turn crankshaft anti-clockwise until lug of locking tool just passes hole in oil seal housing [21] .
- Turn crankshaft clockwise until lug and hole aligned [9] .
- Lock crankshaft sprocket [7] .
- Ensure timing marks aligned [8] .
- Hold camshaft sprocket. Use tool Nos.T10172/4.
- Tighten camshaft sprocket bolts [10] . Tightening torque: 20 Nm.
- Remove locking tools [7] & [17] .
- Turn crankshaft slowly two turns clockwise until just before TDC on No.1 cylinder.
- Ensure locking tools can be inserted [7] & [17] .
- Ensure timing marks aligned [8] .
- Ensure tensioner pulley pointer aligned with notch or 5 mm maximum to the right of notch [20] .
- Hold camshaft sprocket. Use tool Nos.T10172/4.
- Tighten camshaft sprocket bolts [10] . Tightening torque: 20 Nm + 45°.
- Hold high-pressure fuel pump sprocket. Use tool Nos.T10172/4.
- Tighten high-pressure fuel pump sprocket bolts [11] . Tightening torque: 20 Nm + 90°.
- Remove locking tools [7] & [17] .
- Install components in reverse order of removal.
- Tighten crankshaft pulley bolts [2] . Tightening torque: 10 Nm + 90°. Use new bolts.