Skip to content

How to Replace timing chain on Citroen C1 1.0 B0 (CFA Engine)

Special tools

  • Crankshaft pulley holding tool – No.C.0132.AA.

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.

Valve timing procedures

How to Replace timing chain on Citroen C1 1.0 B0 (CFA Engine)
How to Replace timing chain on Citroen C1 1.0 B0 (CFA Engine)
  • Removal/installation of timing chain requires:
      • Engine removal.
      • Sump removal.
  • Ensure camshaft sprocket timing marks at 12 o’clock position [1] & [2] : If not, turn crankshaft pulley 360°.
  • Lock tensioner in retracted position:
      • Lift pawl upwards [3] .
      • Push plunger [4] through tensioner body in direction of arrow.
      • Push pawl downwards [5] .
      • Lock tensioner in retracted position with pin [6] .
  • Ensure yellow coloured chain link aligned with timing marks on crankshaft sprocket [7] .
  • Ensure orange coloured chain links aligned with timing mark on each camshaft sprocket [1] & [2] .
  • Remove pin [6] to release timing chain tensioner plunger [5] .
1 vote