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How to Replace timing chain on Renault Twingo 1 1.2i 1993-1997

Special tools

  • Flywheel/drive plate locking tool – No.Mot.582.
  • Tensioner retaining tool – No.Mot.761.
  • Timing cover aligning tool – No.Mot.964.

General precautions

  • Disconnect battery earth lead.
  • Remove spark plugs to ease turning engine.
  • Turn engine in normal direction of rotation (unless otherwise stated).
  • Observe tightening torques.
  • If fitted: Mark position of crankshaft position (CKP) sensor before removal.
  • Do NOT turn crankshaft via camshaft or other sprockets.
  • Do NOT turn crankshaft or camshaft with timing chain removed.
How to Replace timing chain on Renault Twingo 1 1.2i 1993-1997
How to Replace timing chain on Renault Twingo 1 1.2i 1993-1997

Valve timing procedures

  • Crankshaft sprocket timing mark at 1 o’clock position [1] .
  • Camshaft sprocket timing mark at 7 o’clock position [2] .
  • Ensure timing marks facing each other on centre line between crankshaft and camshaft [1] & [2] .

Tensioner

Type A – [3]

  • Reset plunger assembly before tensioner installation:
      • Insert spring and piston into plunger [4] .
      • Push piston in fully and turn clockwise until locked.
      • Insert plunger assembly into tensioner housing [5] .
  • Install tensioner assembly.
  • Push plunger into housing to release piston.

Type B – [6]

NOTE: Type B tensioner does NOT require removal.

  • Push tensioner arm [7] until no longer in contact with chain.
  • Install tensioner retaining tool [8] . Tool No.Mot.761.
  • Remove tensioner retaining tool after chain installation.

NOTE: Simplex or duplex chains fitted depending on engine type.

  • To replace camshaft sprocket on engines without securing bolt [9] , proceed as follows:
      • Drill a hole into camshaft 6 mm in diameter and 30 mm deep.
      • Re-drill to 6,75 mm in diameter.
      • Tap to M8 x 1,25 mm.
  • Remove crankshaft and camshaft sprockets together using suitable puller.
  • Install new sprockets and chain as an assembly.
  • Tighten camshaft sprocket bolt, as follows:
      • Except C1J Turbo – A [9] . Tightening torque: 30 Nm.
      • C1J Turbo – B [9] . Tightening torque: 50 Nm.
  • Tighten crankshaft sprocket bolt as follows:
      • Bolt length X = 40 mm [10] . Tightening torque: 80 Nm.
      • Bolt length X = 45 mm [10] . Tightening torque: 110 Nm.

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