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Home >> Acura >> 2009 >> CSX Base, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Cylinder Head >> Cam Chain Installation

Cam Chain Installation

NOTE:
  • Keep the cam chain away from magnetic fields.
  • Before this procedure, check that the variable valve timing control (VTC) actuator is locked by turning the VTC actuator counterclockwise. If not locked, turn the VTC actuator clockwise until it stops, then recheck it. If it is still not locked, replace the VTC actuator.
  1. Set the crankshaft to top dead center (TDC). Align the TDC mark (A) on the crankshaft sprocket with the pointer (B) on the engine block.
    Fig 1: Identifying TDC Mark On Crankshaft Sprocket
    G06265524Courtesy of AMERICAN HONDA MOTOR CO., INC.
  2. Set the camshafts to TDC. The punch mark (A) on the variable valve timing control (VTC) actuator and the punch mark (B) on the exhaust camshaft sprocket should be at the top. Align the TDC marks (C) on the VTC actuator and exhaust camshaft sprocket.
    Fig 2: Identifying Punch Mark On Variable Valve Timing Control (VTC) Actuator And Exhaust Camshaft Sprocket
    G06265525Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Install the cam chain on the crankshaft sprocket with the colored link plate (A) aligned with the mark (B) on the crankshaft sprocket.
    Fig 3: Aligning Colored Link Plate Aligned With Mark On Crankshaft Sprocket
    G06265526Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Install the cam chain on the VTC actuator and the exhaust camshaft sprocket with the punch marks (A) aligned with the two colored link plates (B).
    Fig 4: Installing Cam Chain On VTC Actuator And Exhaust Camshaft Sprocket With Punch Marks
    G06265527Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Compress the auto-tensioner when replacing the cam chain. Remove the pin from the auto-tensioner. Turn the plate (A) counterclockwise, to release the lock, then press the rod (B), and set the first cam (C) to the first edge of the rack (D). Insert the 1.2 mm (0.05 in.) diameter pin (E) into the holes (F).
    Fig 5: Aligning Holes On Lock And Auto-Tensioner
    G05518072Courtesy of AMERICAN HONDA MOTOR CO., INC.
    NOTE: If the chain tensioner is not set up as described, the tensioner will be damaged.
  6. Install the cam chain guide (A) and tensioner arm (B).
    Fig 6: Cam Chain Guide And Tensioner Arm With Torque Specifications
    G06265528Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. Install the auto-tensioner.
    Fig 7: Auto-Tensioner With Torque Specifications
    G06265529Courtesy of AMERICAN HONDA MOTOR CO., INC.
  8. Install cam chain guide B.
    Fig 8: Cam Chain Guide With Torque Specifications
    G06265530Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Remove the pin or lock pin (P/N 14511-PNA-003) from the auto-tensioner.
    Fig 9: Removing Pin Or Lock Pin From Auto-Tensioner
    G06265531Courtesy of AMERICAN HONDA MOTOR CO., INC.
  10. Check the chain case oil seal for damage. If the oil seal is damaged, replace the chain case oil seal (see CHAIN CASE OIL SEAL INSTALLATION ).
  11. Remove old liquid gasket from the chain case mating surfaces, bolts, and bolt holes.
  12. Clean, and dry the chain case mating surfaces.
  13. Apply liquid gasket, P/N 08717-0004, 08718-0001, 08718-0002, 08718-0003, or 08718-0009, evenly to the engine block mating surface of the chain case.
    Fig 10: Applying Liquid Gasket To Engine Block Mating Surface Of Chain Case
    G06265532Courtesy of AMERICAN HONDA MOTOR CO., INC.
  14. Apply liquid gasket to the engine block upper surface contact areas (A) on the chain case and lower block upper surface contact areas (B) on the chain case.
  15. Apply liquid gasket, P/N 08717-0004,08718-0001, 08718-0003, or 08718-0009, evenly to the oil pan mating surface of the chain case. Install the component within 5 minutes of applying the liquid gasket.
    NOTE:
    • If you apply liquid gasket P/N 08718-0012, the component must be install within 4 minutes.
    • If too much time has passed after applying the liquid gasket, remove the old liquid gasket and residue, then reapply new liquid gasket.
    Fig 11: Applying Liquid Gasket To Oil Pan Mating Surface Of Chain Case
    G06265533Courtesy of AMERICAN HONDA MOTOR CO., INC.
  16. Install the new O-ring (A) on the chain case. Set the edge of the chain case (B) to the edge of the oil pan (C), then install the chain case on the engine block (D). Wipe off the excess liquid gasket on the oil pan and chain case mating area.
    NOTE:
    • When installing the chain case, do not slide the bottom surface onto the oil pan mounting surface.
    • Wait at least 30 minutes before filling the engine with oil.
    • Do not run the engine for at least 3 hours after installing the chain case.
    Fig 12: O-Ring, Chain Case, Oil Pan And Engine Block With Torque Specifications
    G06265534Courtesy of AMERICAN HONDA MOTOR CO., INC.
  17. Install the side engine mount bracket.
    Fig 13: Side Engine Mount Bracket With Torque Specifications
    G06265535Courtesy of AMERICAN HONDA MOTOR CO., INC.
  18. Install the side engine mount bracket (A), then loosely tighten the new bolt and nut (B), and loosely tighten the bolt (C).
    Fig 14: Side Engine Mount Bracket, Bolt And Nut With Torque Specifications
    G06265536Courtesy of AMERICAN HONDA MOTOR CO., INC.
  19. Install the ground cable (D).
  20. Remove the air cleaner assembly (see AIR CLEANER REMOVAL/INSTALLATION ).
  21. Loosen the transmission mounting bolt and nuts (A).

    M/T 

    Fig 15: Identifying Transmission Mounting Bolt And Nuts - M/T
    G06265537Courtesy of AMERICAN HONDA MOTOR CO., INC.

    A/T 

    Fig 16: Identifying Transmission Mounting Bolt And Nuts - A/T
    G06265538Courtesy of AMERICAN HONDA MOTOR CO., INC.
  22. Raise the vehicle on the lift to full height.
  23. Loosen the lower torque rod mounting bolt (A).
    Fig 17: Identifying Lower Torque Rod Mounting Bolt
    G06265539Courtesy of AMERICAN HONDA MOTOR CO., INC.
  24. M/T model: Loosen the front mount mounting bolt (A).
    Fig 18: Identifying Front Mount Mounting Bolt
    G06265540Courtesy of AMERICAN HONDA MOTOR CO., INC.
  25. Lower the vehicle on the lift.
  26. Tighten the side engine mount mounting bolts and nut.
    Fig 19: Side Engine Mount Mounting Bolts And Nut With Torque Specifications
    G06265541Courtesy of AMERICAN HONDA MOTOR CO., INC.
  27. Tighten the transmission mounting bolt and nuts.

    M/T 

    Fig 20: Transmission Mounting Bolt And Nuts - M/T With Torque Specifications
    G06265542Courtesy of AMERICAN HONDA MOTOR CO., INC.

    A/T 

  28. Raise the vehicle on the lift to full height.
    Fig 21: Transmission Mounting Bolt And Nuts - A/T With Torque Specifications
    G06265543Courtesy of AMERICAN HONDA MOTOR CO., INC.
  29. Tighten the lower torque rod mounting bolt.
    Fig 22: Lower Torque Rod Mounting Bolt With Torque Specifications
    G06265544Courtesy of AMERICAN HONDA MOTOR CO., INC.
  30. Lower the vehicle on the lift.
  31. Install the air cleaner assembly (see AIR CLEANER REMOVAL/INSTALLATION ).
  32. Install the upper torque rod, then tighten the new upper torque rod mounting bolts in the numbered sequence shown.

    M/T 

    Fig 23: Upper Torque Rod Mounting Bolts Tightening Sequence - M/T With Torque Specifications
    G06265545Courtesy of AMERICAN HONDA MOTOR CO., INC.

    A/T 

    Fig 24: Upper Torque Rod Mounting Bolts Tightening Sequence - A/T With Torque Specifications
    G06265546Courtesy of AMERICAN HONDA MOTOR CO., INC.
  33. M/T model: Raise the vehicle on the lift to full
    Fig 25: Front Mount Mounting Bolt With Torque Specifications
    G06265547Courtesy of AMERICAN HONDA MOTOR CO., INC.
  34. Install the splash shield (see step 40 on ENGINE INSTALLATION ).
  35. Lower the vehicle on the lift.
  36. Install the variable valve timing control (VTC) oil control solenoid valve (see VTC OIL CONTROL SOLENOID VALVE REMOVAL/TEST/INSTALLATION ).
  37. Connect the crankshaft position (CKP) sensor connector (A) and VTC oil control solenoid valve connector (B).
    Fig 26: Identifying Crankshaft Position (CKP) Sensor Connector And VTC Oil Control Solenoid Valve Connector
    G06265548Courtesy of AMERICAN HONDA MOTOR CO., INC.
  38. Install the crankshaft pulley (see CRANKSHAFT PULLEY REMOVAL AND INSTALLATION ).
  39. Install the cylinder head cover (see CYLINDER HEAD COVER REMOVAL ).
  40. Install the drive belt (see DRIVE BELT INSPECTION ).
  41. Do the CKP pattern clear/CKP learn procedure (see HDS CLEAR COMMAND ).