Fiat Punto 1.6D 2012 cambelt change instructions and replacement inteval. Full guide!
Special tools
- Crankshaft timing tool – Fiat No.2.000.003.000.
- Flywheel locking tool – Fiat No.1.860.898.000.
- Holding tool – Fiat No.1.870.815.000.
- Holding tool pins – Fiat No.1.870.836.000.
- Inlet camshaft locking tool – Fiat No.1.870.896.900.
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 | 1,90 |
Valve timing procedures
Removal
- Raise and support front of vehicle.
- Idea: Drain coolant.
- Remove:
- RH front wheel.
- Engine top cover.
- Idea: Front bumper assembly.
- Air filter housing and hoses.
- Idea: Mass air flow (MAF) sensor.
- Fuel filter assembly.
- Engine undershield.
- RH front inner wing panel.
- Auxiliary drive belt.
- Auxiliary drive belt guide pulley(s).
- Bravo/Idea: Auxiliary drive belt tensioner pulley.
- Idea: AC receiver/drier inlet pipe bracket.
- Idea: AC receiver/drier. DO NOT disconnect pipes.
- Idea: Radiator complete with fans.
- Fit flywheel locking tool [1] . Tool No.1.860.898.000.
- Remove:
- Crankshaft pulley bolts [2] .
- Crankshaft pulley [3] .
- Support engine.
- Remove:
- Bravo/Idea: Coolant expansion tank. DO NOT disconnect hoses.
- RH engine mounting.
- Timing belt cover [4] .
- RH engine mounting bracket.
- Idea: Lower torque reaction link.
- Idea: Exhaust front pipe.
- Flywheel locking tool [1] .
- Disconnect fuel rail pressure (FRP) sensor multi-plug.
- Remove blanking plug in cylinder head for inlet camshaft locking tool [5] .
- Fit inlet camshaft locking tool [6] . Tool No.1.870.896.900.
- Turn crankshaft in direction of rotation until camshaft locking tool heard to engage [6] .
- Remove bolt from crankcase front cover. Insert stud of crankshaft timing tool [7] . Tool No.2.000.003.000.
- Temporarily fit timing tool to crankshaft sprocket [8] . Ensure pin on crankshaft sprocket located correctly in tool. Secure with bolt [9].
- Remove crankshaft timing tool [8] .
- Slacken tensioner sprocket bolt [10] .
- Move tensioner sprocket away from belt. Lightly tighten bolt.
- Remove timing belt.
Installation
- Hold camshaft sprocket. Use tool Nos.1.870.815.000/1.870.836.000.
- Slacken camshaft sprocket bolt [11] .
- Ensure camshaft sprocket can turn freely without tilting.
- Ensure inlet camshaft locking tool fitted correctly [6] .
- Ensure crankshaft timing tool can be fitted correctly [8] .
- Fit timing belt in clockwise direction, starting at crankshaft sprocket. Ensure belt is taut between sprockets on non-tensioned side.
- Ensure timing belt marks aligned [12] .
NOTE: Direction of rotation arrows on belt are between crankshaft sprocket and tensioner sprocket. - Fit crankshaft timing tool [8] . Ensure pin on crankshaft sprocket located correctly in tool. Secure with bolt [9] .
- Slacken tensioner sprocket bolt [10] .
- Lever tensioner sprocket bracket at position [13] until pointer [14] at position shown.
- Tighten tensioner sprocket bolt [10] . Tightening torque: 23-28 Nm.
- Hold camshaft sprocket. Use tool Nos.1.870.815.000/1.870.836.000.
- Tighten camshaft sprocket bolt [11] . Tightening torque: 28-31 Nm + 40°.
- Remove:
- Crankshaft timing tool [8] .
- Inlet camshaft locking tool [6] .
- Turn crankshaft two turns clockwise to setting position.
- Slacken tensioner sprocket bolt [10] .
- Lever tensioner sprocket bracket at position [13] until pointer [14] and mark [15] aligned.
- Tighten tensioner sprocket bolt [10] . Tightening torque: 23-28 Nm.
- Turn crankshaft two turns clockwise to setting position.
- Ensure inlet camshaft locking tool can be fitted correctly [6] .
- Ensure crankshaft timing tool can be fitted correctly [8] .
- If not: Repeat tensioning procedure.
- Remove:
- Inlet camshaft locking tool [6] .
- Crankshaft timing tool [8] .
- Fit bolt to crankcase front cover. Use new bolt. Tightening torque: 8-10 Nm.
- Install:
- Flywheel locking tool [1] .
- Engine mounting bracket.
- Timing belt cover [4] .
- Crankshaft pulley [3] .
- Crankshaft pulley bolts [2] .
- Refit blanking plug [5] . Renew seal. Tightening torque: 13-16 Nm.
- Tighten crankshaft pulley bolts [2] . Tightening torque: 23-28 Nm.
- Remove flywheel locking tool [1] .
- Install components in reverse order of removal.
- Idea: Refill coolant.