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Timing Chain: Removal

WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain engine coolant.
    Fig 1: Removing Drain Plug
    G02007559Courtesy of NISSAN MOTOR CO., U.S.A.

    Be careful not to spill coolant on drive belts.

  2. Remove the following belts.
    • Power steering pump drive belt
    • Alternator drive belt
  3. Remove front RH wheel.
  4. Remove front/right-side splash undercover.
  5. Remove front exhaust tube.
  6. Disconnect vacuum hoses for:
    • EVAP canister
    • Brake power booster
    • Fuel pressure regulator
  7. Remove ignition coils.
    Fig 2: Identifying Ignition Coils
    G02007560Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Remove spark plugs.
  9. Remove rocker cover bolts in numerical order as shown in Fig 3.
    Fig 3: Identifying Rocker Cover Bolt Removal Sequence
    G02007561Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Set No. 1 piston at TDC on its compression stroke.
    Fig 4: Locating Timing Mark
    G02007562Courtesy of NISSAN MOTOR CO., U.S.A.
    • Rotate crankshaft until mating mark on camshaft sprocket is set at position indicated in  Fig 5 . . 
      Fig 5: Aligning Camshafts With Timing Marks
      G02007563Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Remove camshaft position sensor (PHASE).
    Fig 6: Removing Camshaft Position Sensor
    G02007564Courtesy of NISSAN MOTOR CO., U.S.A.
    • Do not allow any magnetic materials to contact the Camshaft Position sensor (PHASE)  .
    • Be careful not to damage sensor. 
  12. Remove cylinder head front cover.
  13. Remove timing chain guide from camshaft bracket.
    Fig 7: Locating Chain Guide & Tensioner
    G02007565Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Attach a suitable stopper pin to chain tensioner.
  15. Remove chain tensioner.
  16. Remove camshaft sprocket bolts.
    • Apply paint to timing chain and cam sprockets for alignment during installation  .
  17. Remove camshaft sprockets.
    Fig 8: Removing Camshaft Sprockets
    G02007566Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Remove cylinder head bolts at engine front side as shown in Fig 9.
    Fig 9: Removing Cylinder Head Bolts At Engine Front Side
    G02007567Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Remove the oil pan. Refer to REMOVAL .
  20. Remove starter motor, and set ring gear stopper using mounting bolt holes.
  21. Remove crankshaft pulley bolt.
  22. Remove crankshaft pulley with a suitable puller.
    Fig 10: Removing Crankshaft Pulley
    G02007569Courtesy of NISSAN MOTOR CO., U.S.A.
  23. Support engine with a suitable hoist or jack.
  24. Remove RH engine mounting.
    Fig 11: Identifying RH Engine Mounting Bolts
    G02007570Courtesy of NISSAN MOTOR CO., U.S.A.
  25. Remove RH engine mounting bracket.
    Fig 12: Identifying RH Engine Mounting Bracket Nuts & Bolts
    G02007571Courtesy of NISSAN MOTOR CO., U.S.A.
  26. Remove idler pulley and bracket.
  27. Remove water pump pulley and water pump.
  28. Remove front cover bolts and front cover as shown in Fig 13.
    Fig 13: Removing Front Cover Bolts & Front Cover
    G02007572Courtesy of NISSAN MOTOR CO., U.S.A.
    1. Located on the water pump, remove the water pump.
    2. Located on the power steering pump adjusting bar, remove the bar.
      • Inspect for oil leakage at front oil seal. Replace the seal if any oil leak is present.
  29. Remove timing chain.
  30. Remove oil pump drive spacer.
  31. Remove chain guides.
    Fig 14: Removing Timing Chain Guides
    G02007573Courtesy of NISSAN MOTOR CO., U.S.A.
  32. Remove crankshaft sprocket.
  33. Remove O-rings from cylinder block and front cover.
    Fig 15: Removing O-Rings From Cylinder Block & Front Cover
    G02007574Courtesy of NISSAN MOTOR CO., U.S.A.
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