1032B10 TOOTHED TIMING BELT - R + R FOR TIMING ADJUSTMENT OR REPLACEMENT - Alfa - 156 - eLearn

3237489 - 1032B10 toothed timing belt - r + r for timing adjustment or replacement

) Position the vehicle on the ramp.Ensure that the ignition key is in OFF position, then disconnect the negative battery terminal.

	Name	Connector
-	Battery	A1B

Proceed with removal - 4450B04 right front wheel r r . Proceed with removal - 7055B54 under-engine guard - r r . Proceed with removal - 1016A40 ignition coil cover on cylinder head- r+r . 1. Undo the bolts (1a), nut (1b) and remove the engine components single drive belt protection (1c).

1. Remove the buttons (1a), undo the attachments (1b) and remove the front right wheelarch mudguard (1c).

1. Undo the nut (1a) and remove the brackets (1b) securing the power steering pipes.2. Use a spanner on the moving tensioner (2a) and remove the single drive belt (2b).

1. Undo bolts (1a) and remove protection (1b).2. Fit the flywheel lock.

	Name	Country
2	Counter-torque	1.860.898.000

1. Undo the bolts (1a) and remove the crankshaft pulley (1b).

1. Remove the cap (1a), undo the bolt (1b) and remove the single belt fixed tensioner (1c).

1. Undo the bolts (1a) and remove the upper protective timing cover (1b).

1. Undo the bolts (1a) and remove the right side protective timing cover (1b).2. Undo the bolts (2a) and remove the left side protective timing cover (2b).

1. Undo the bolts (1a) and remove the lower protective timing cover (1b).

1. Loosen the nut for the counter-balance shaft toothed drive belt tensioner.2. Remove the counter-balance shaft drive belt.

1. Undo the bolts (1a) and remove the counter-balance shaft drive belt drive pulley (1b).

Remove the flywheel lock.

	Name	Country
-	Counter-torque	1.860.898.000

1. Disconnect the electrical connections from the ignition coils.

	Name	Connector
1	Ignition coil	A30

2. Undo nut (2a) and disconnect earth lead (2b) from the cam cover.

	Name	Connector
2	Earth on engine	C40

3. Undo the bolts (3a) and move wiring duct (3b) aside.

1. Undo the bolts (1a) and remove the ignition coil (1b).

Remove the spark plug for cylinder no. 1.1. Fit the tool (1a), complete with dial gauge (1b), in the housing of the spark plug for cylinder no. 1.

	Name	Country
1a	Extension	1.860.895.001

Adjust the bolt securing the timing drive sprocket and turn the crankshaft clockwise, timing gear side, until the piston of cylinder no.1 is at T.D.C. in the explosion stroke.

If TDC is exceeded, do not turn backwards, but proceed by rotating the crankshaft through a further two revolutions in the same direction until the piston for cylinder no. 1 is at TDC.

Remove the tool complete with dial gauge from the seat of the cylinder no. 1 plug.

	Name	Country
-	Extension	1.860.895.001

1. Slacken the nut on the timing belt moving tensioner.2. Prise off and remove the timing belt.

1. Release the fuel vapour supply pipe to the high-pressure fuel pump (1a) from the band on the tappet cover.2. Undo the bolt (2a) and disconnect the connector (2b) for the vapour recovery pipes from the tappet cover.

1. Undo the bolts (1a) and remove the tappet cover (1b), complete with seal.

Refitting ( Removing

) 1. Fit the tool (1a), complete with dial gauge (1b), in the housing of the spark plug for cylinder no. 1.

	Name	Country
1a	Extension	1.860.895.001

Rotate the crankshaft in a clockwise direction until the piston for cylinder no. 1 is at T.D.C. in the explosion stroke.

If T.D.C. is exceeded, do not turn backwards, but proceed by rotating the crankshaft through a further two revolutions in the same direction until the piston for cylinder no. 1 is at T.D.C.

1. Undo the bolts (1a) of the timing driven pulley, inlet side, using the tool (1b) for counter-torque.

	Name	Country
1b	Counter-torque	1.860.856.001

2. Loosen the bolt (2a) for the exhaust -side driven toothed pulley, using tool (2b) for counter-torque.

	Name	Country
2b	Spanner for camshaft pulley rotation	1.860.831.002

Undo the bolts and remove the 4th inlet side camshaft cap and the 2nd exhaust side camshaft cap.1. Fit the tool (1a) in place of the camshaft caps removed and fix it tightening the bolts (1b) to the recommended torque.

Check that the camshaft cam profile matches the tool correctly.

	Name	Country
1a	Gauge	1.870.859.000

	Fastening	Component	Ø	Value(daNm)
1b	Bolt	ENGINE TIMING ADJUSTMENT TEMPLATES	M7	(Cylinder head side) 1.0

1. Fit the timing belt, following the order indicated in the diagram.toothed drive pulley (1a)fixed tensioner (1b)exhaust side toothed driven pulley (1c)

Before fitting the belt on the exhaust side driven pulley, rotate it in a clockwise direction (see diagram) until the end of travel position.

inlet side toothed driven pulley (1d).

Before fitting the belt on the inlet side driven pulley, rotate it in a clockwise direction (see diagram) until the end of travel position.

mobile tensioner (1e)coolant pump pulley (1f).

When fitting, ensure that the arrow stamped on the belt is facing in the direction of engine rotation (clockwise - timing side).

1. Using the tool, rotate the timing moving tensioner until the maximum tension is applied to the timing belt.

	Name	Country
1	Key	1.822.149.000

2. Tighten the nut for the moving tensioner to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
2	Nut	MOBILE TIMING TENSIONER	M8	2.3 ÷ 2.8

1. Tighten the bolts (1a) for the camshaft driven pulley, inlet side, to the recommended torque using the tool (1b) for counter-torque.

	Fastening	Component	Ø	Value(daNm)
1a	Bolt	TIMING GEAR DRIVEN PULLEYS	M6	(Inlet camshaft side) 0.8 ÷ 1.0

	Name	Country
1b	Counter-torque	1.860.856.001

2. Tighten the bolt (2a) securing the exhaust side timing driven pulley to the recommended torque, using the tool (2b) for counter-torque.

	Fastening	Component	Ø	Value(daNm)
2a	Bolt	TIMING GEAR DRIVEN PULLEYS	M12	(Exhaust camshaft side) 10.8÷13.2

	Name	Country
2b	Spanner for camshaft pulley rotation	1.860.831.002

Remove the tool for timing the camshafts.

	Name	Country
-	Gauge	1.870.859.000

Place the previously removed camshaft caps back in their housings and secure them tightening the bolts to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	CAMSHAFT SUPPORTS	M7	(Cylinder head side) 1.4 ÷ 1.7

Rotate the crankshaft through two revolutions in its direction of rotation (clockwise - timing side) and ensure that the piston for cylinder no. 1 is at TDC.1. Fit the tool (1a) for keeping the moving timing tensioner still and loosen the tensioner nut (1b).

	Name	Country
1a	Key	1.822.149.000

2. Rotate the tool (2a) in an anti-clockwise direction (timing side) until the tensioner moving reference (2b) coincides with the reference opening (2c).

	Name	Country
2a	Key	1.822.149.000

3. Tighten the nut for the moving tensioner to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
3	Nut	MOBILE TIMING TENSIONER	M8	2.3 ÷ 2.8

Rotate the crankshaft through two revolutions in its direction of rotation (clockwise - timing side) until cyllinder no. 1 is at TDC in the explosion stroke and check that the engine timing is correct using the tool.

	Name	Country
-	Gauge	1.870.859.000

Remove the tool to check T.D.C. from the cylinder 1 spark plug socket.

	Name	Country
-	Extension	1.860.895.001

Place the spark plug for cylinder no. 1 back in its housing and tighten them to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
-	-	SPARK PLUGS	M14	(Cylinder head side) 2.4 ÷ 3.0

1. Fit the counter-balancer shaft drive belt drive pulley (1a) tightening the bolts to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
1b	Bolt	COUNTER-ROTATING SHAFT DRIVE PULLEY	M6	(Timing drive pulley side.) 0.8÷1.0

1. Rotate the counter-balance shafts so that the references (1a) on the pullies are aligned with the ribs (1b).2. Temporarily fit the lower timing cover and the crankshaft pulley and check the alignment of the references.

1. Fit the counter-balance shaft toothed drive belt.2. Tension the counter-balance shaft drive belt using the tool (2a) so that the reference opening (2b) in the belt tensioner is at the centre of the rotation sector.

	Name	Country
2a	Key	1.822.154.000

3. Tighten the nut fixing the counter-balance shaft drive belt tensioner to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
3	Nut	COUNTER-ROTATING SHAFT BELT TENSIONER	M6	(.Left. counter balance shaft front) cover side 0.8÷1.0

1. Place the tappet cover (1a), complete with gasket, back in its housing and secure it tightening the bolts (1b) to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
1b	Bolt	CAM COVER	M6	(Cylinder head side) 0.8 ÷ 1.0

Connect the vapour recovery pipe connector to the tappet cover and tighten the relevant bolt.Secure the fuel supply pipe to the high-pressure pump to the band on the tappet cover.1. Place the ignition coils (1a) back in their housings and secure them by tightening bolts (1b) to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
1b	Bolt	IGNITION COIL/REEL	M6	(Tappet cover side) 0.8 ÷ 1.0

Refit the wiring duct and secure with bolts.Connect the earth lead to the tappet cover and secure it with its bolt.Connect the electrical connections to the ignition coils.Fit the lower protective timing cover and secure using the bolts.Place the protective timing side covers back in their housings and secure them using the bolts.Fit the upper protective timing gear cover and fix it using the bolts.1. Place the engine components single drive belt fixed tensioner (1a) back in its housing and fix it tightening the bolt (1b) to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
1b	Bolt	FIXED SINGLE SERVICE BELT TENSIONER	M8	2.2 ÷ 2.8

2. Place the engine components single drive belt fixed tensioner plug back in its seating.

Fit the flywheel lock.

	Name	Country
-	Counter-torque	1.860.898.000

1. Place the crankshaft pulley (1a) back in its seating and secure it tightening the bolts (1b) to the specified torque.

	Fastening	Component	Ø	Value(daNm)
1b	Bolt	CRANKSHAFT PULLEY	M8	2.3 ÷ 2.8

Remove the flywheel lock.

	Name	Country
-	Counter-torque	1.860.898.000

Place the protection back in its housing and secure it using the bolt.Use a spanner in an anti-clockwise direction on the moving tensioner and fit the engine components single drive belt.Fit the brackets securing the power steering pipes in their seatings and secure them with their nuts.Place the right front wheel housing dust protection back in its housing and secure it using the fastenings and buttons.Refit the engine components single drive belt protection in its seating and secure with its nut and bolts. Proceed with refitting - 1016A40 ignition coil cover on cylinder head- r+r . Proceed with refitting - 7055B54 under-engine guard - r r . Proceed with refitting - 4450B04 right front wheel r r . Connect the negative (-) battery terminal.Remove the car from the ramps.