INTAKE MANIFOLD REMOVAL


  1. DISCHARGE FUEL SYSTEM PRESSURE

    Tech Tips

    Click here.

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    CAUTION:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected Click here.

  3. REMOVE THROTTLE BODY ASSEMBLY


    1. Remove the throttle body assembly Click here.

  4. REMOVE VACUUM SWITCHING VALVE ASSEMBLY (for ACIS)


    1. A01ELZH

      Disconnect the 2 vacuum hoses, 2 union to connector tube hoses, clamp and connector.

    2. Remove the bolt and vacuum switching valve assembly (for ACIS).

  5. DISCONNECT NO. 2 VENTILATION HOSE


    1. A01EJBV

      Disconnect the No. 2 ventilation hose from the intake manifold.

  6. REMOVE UNION TO CONNECTOR TUBE HOSE


    1. A01EM82

      Remove the union to connector tube hose from the intake manifold.

  7. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY


    1. A01EJRJ

      Remove the 2 bolts, and then remove the fuel delivery pipe together with the 4 fuel injectors.

      Note

      Be careful not to drop the fuel injectors when removing the fuel delivery pipe.

    2. A01EIQ1

      Remove the 2 fuel delivery spacers from the cylinder head.

    3. Remove the 4 injector vibration insulators from the cylinder head.

  8. REMOVE INTAKE MANIFOLD


    1. A01ELQ2

      Remove the 2 bolts and 2 wire harness brackets.

    2. A01EMBJ

      Disconnect the fuel vapor feed hose, clamp and connector.

    3. Remove the bolt and wire harness bracket.

    4. A01EK1U

      Apply battery voltage to the terminals of the connector to close the tumble control valves.

      Standard
      Tester Connection Specified Condition
      Positive (+) battery voltage applied to terminal 8 (M-), and negative (-) battery voltage applied to terminal 4 (M+) Open → Closed

      Note


      • If this procedure is not performed, the tumble control valves may be damaged when the intake manifold is removed.

      • Apply battery voltage for 1 to 3 seconds.

      • If battery voltage is applied for more than 3 seconds, the actuator may be damaged.

      • Do not allow the lead wires to contact the other terminals.

    5. A01ELNQ

      Remove the bolt.

    6. Detach the 2 clamps from the intake manifold and bracket.

    7. Disconnect the intake air control valve actuator connector.

    8. A01EKS8

      Remove the 6 bolts and intake manifold.

      Note

      The tumble control valves may be damaged if they are not closed before installing the intake manifold.

      Tech Tips

      Connect the battery to the terminals of the actuator to operate the motor and close the valves Click here.

    9. A01EJW4

      Remove the intake manifold gasket from the intake manifold.

  9. REMOVE CHECK VALVE


    1. A01EJPK

      Disconnect the 2 vacuum hoses from the intake manifold and remove the check valve.

  10. REMOVE WIRING HARNESS CLAMP BRACKET


    1. A01EKPR

      Remove the bolt and wiring harness clamp bracket.

  11. REMOVE ENGINE MOUNTING DAMPER


    1. A01EMQN

      Remove the 3 bolts and engine mounting damper.