Honda_Cr-V_2001-2006

Cylinder Head

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Removal & Installation



2.0L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Air intake assembly
     
    Accessory drive belts
     
    Power steering pump and bracket
     
    Accelerator cable
     
    Fuel lines
     
    Evaporative Emissions (EVAP) control canister hose and vacuum hose
     
    Brake booster vacuum line
     
    Intake manifold vacuum line
     
    Positive Crankcase Ventilation (PCV) valve and hose
     
    Upper radiator hose
     
    Heater hose
     
    Bypass hoses
     
    Fuel injector connectors
     
    Engine Coolant Temperature (ECT) sensor connector
     
    Radiator fan switch connector
     
    ECT gauge sending unit connector
     
    Throttle Position (TP) sensor connector
     
    Manifold Absolute Pressure (MAP) sensor connector
     
    Heated Oxygen Sensor (HO 2 S) connector
     
    Idle Air Control (IAC) valve connector
     
    Spark plug wires
     
    Distributor
     
    Cruise control actuator
     
    Engine side mount bracket
     
    Front cover
     
    Timing belt.
     
    Camshaft sprockets
     
    Rear timing belt cover
     
    Valve cover
     

  8.  
  9. Loosen the valve adjuster locknuts and screws so that all valves are closed.
    NOTE
    Keep all valvetrain components in order for assembly.

  10.  
  11. Remove or disconnect the following:

    Camshafts
     
    Rocker arms
     
    Exhaust front pipe
     
    Exhaust manifold bracket
     
    Intake manifold
     

  12.  
  13. Loosen the cylinder head bolts in sequence and 1 / 3 turns until all bolts are loose.
  14.  
  15. Remove the cylinder head.

    Click image to see an enlarged view

    Fig. Cylinder head bolt loosening sequence-2.0L

  16.  

To install:

  1. Install the cylinder head with a new gasket.
  2.  
  3. Apply clean engine oil to the bolt threads and under the bolt heads.

    Click image to see an enlarged view

    Fig. Cylinder head bolt tightening sequence-2.0L

  4.  
  5. Tighten the cylinder head bolts in sequence as follows:
    1. Step 1: 22 ft. lbs. (29 Nm)
    2.  
    3. Step 2: 63 ft. lbs. (85 Nm)
    4.  

  6.  
  7. Install or connect the following:

    Intake manifold. Tighten the bolts to 17 ft. lbs. (24 Nm).
     
    Exhaust manifold bracket
     
    Exhaust front pipe
     
    Rocker arms in their original positions
     
    Camshafts
     
    Rear timing belt cover
     
    Camshaft sprockets. Tighten the bolts to 27 ft. lbs. (37 Nm).
     
    Timing belt
     

  8.  
  9. Adjust the valve clearance.
  10.  
  11. Install or connect the following:

    Valve cover
     
    Front cover
     
    Engine side mount bracket
     
    Cruise control actuator
     
    Distributor
     
    Spark plug wires
     
    IAC valve connector
     
    HO 2 S connector
     
    MAP sensor connector
     
    TP sensor connector
     
    ECT gauge sending unit connector
     
    Radiator fan switch connector
     
    ECT sensor connector
     
    Fuel injector connectors
     
    Bypass hoses
     
    Heater hose
     
    Upper radiator hose
     
    PCV valve and hose
     
    Intake manifold vacuum line
     
    Brake booster vacuum line
     
    EVAP control canister hose and vacuum hose
     
    Fuel lines
     
    Accelerator cable
     
    Power steering pump and bracket
     
    Accessory drive belts
     
    Air intake assembly
     
    Negative battery cable
     

  12.  
  13. Fill the cooling system.
  14.  
  15. Start the engine and check for leaks.
  16.  

2.4L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Accessory drive belt
     
    Fuel lines
     
    Intake manifold
     
    Bypass hoses
     
    Exhaust manifold
     
    Cam chain
     
    Engine wiring harness connectors
     
    Upper radiator hose
     
    Heater hose
     
    Brake booster vacuum line
     
    Intake manifold vacuum line
     
    Rocker arms
     

  8.  
  9. Loosen the cylinder head bolts in sequence and 1 / 3 turns until all bolts are loose.
  10.  
  11. Remove the cylinder head.

    Click image to see an enlarged view

    Fig. Cylinder head bolt loosening sequence-2.4L

  12.  
  13. Installation is the reverse of removal. Make sure to tighten the bolts to proper specifications in the proper sequence:
    1. Step 1: 29 ft. lbs. (39 Nm)
    2.  
    3. Step 2: Plus 90°
    4.  
    5. Step 3: Plus 90°
    6.  
    7. Step 4: NEW BOLTS ONLY Plus 90°

      Click image to see an enlarged view

      Fig. Cylinder head bolt inspection-2.4L



      Click image to see an enlarged view

      Fig. Cylinder head bolt torque sequence-2.4L

    8.  

  14.  

 
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