Nissan Micra K11 silhouetteK11

CYLINDER HEAD — Cautions and Removal (Supplement-V)

EM-5020prose procedure
Continued from EM-5019

Removal

Cylinder head — Removal

  1. 1
    Drain coolant from radiator and cylinder block. Be careful not to spill coolant on drive belt.
  2. 2
    Remove timing belt. Refer to "TIMING BELT", (EM-5012).
  3. 3
    Disconnect front exhaust pipe from manifold.
    Front exhaust pipe at the manifold flange with an arrow pointing to the flange bolts being removed — illustrates removal step 3.
    NEM272
  4. 4
    Remove injection tubes.
  5. 5
    Disconnect spill hose, glow plug cable, EGR hose and coolant temperature sensor connectors.
  6. 6
    Remove air duct and air cleaner.
  7. 7
    Disconnect vacuum hoses, coolant hoses, fuel hoses from thermostat housing and vacuum pump.
  8. 8
    Remove intake manifold support and dipstick tube bolt.
  9. 9
    Disconnect fast idle device wire from injection pump.
  10. 10
    Remove rocker cover bolts in numerical order as shown in the figure.
    Top view of the rocker cover with 8 bolt positions numbered 1–8 showing the loosening sequence: 1 (top-right), 2 (top-middle-right), 3 (bottom-left), 4 (top-left), 5 (top-middle), 6 (bottom-middle), 7 (bottom-middle-left), 8 (top-middle-left). Square mark on the right end indicates the front of the engine.
    NEM273
  11. 11
    Remove cylinder head bolts in numerical order as shown in the figure.
    Head warpage or cracking could result from removing in incorrect order.
    Cylinder head bolts should be loosened in two or three stages.
    Top view of the cylinder head with 10 head-bolt positions numbered 1–10 showing the loosening sequence (working from the outside inward in a spiral/cross pattern).
    NEM274
  12. 12
    Remove cylinder head complete with manifolds.
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See also

EM-5012 — TIMING BELT Removal

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