RX400h · Service Manual ENGINE

REMOVAL

Removal / installation


1. REMOVE ENGINE ROOM SIDE LH COVER

  1. A108719
    Using a clip remover, remove the engine room side cover.


2. REMOVE ENGINE ROOM COVER SIDE

  1. A109835
    Remove the 5 clips and engine room cover side.


3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

4. DRAIN COOLANT

  1. Remove the radiator cap.

    CAUTION:
    To avoid the danger of being burned, do not remove the radiator cap while the engine and radiator are still hot. Thermal expansion will cause hot engine coolant and steam to blow out from the radiator.

  1. Drain the engine coolant by loosening the lower drain plug of the radiator and the cylinder block drain cock plugs.

    HINT:
    Engine coolant inside the radiator is drained from the drain hole located on the bottom of the engine under cover.

  1. Tighten the cylinder block drain cock plugs.

    Torque:
    13 N*m{ 133 kgf*cm , 9 in.*lbf }


    A108260E01


5. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH

  1. Remove the 2 nuts and the front wiper arm and blade assembly RH.


6. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH

  1. Remove the nut and the front wiper arm and blade assembly LH.


7. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

  1. E110470
    Remove the 2 clips.

  1. Disengage the 6 claws and the clamp, and remove the cowl top ventilator louver sub-assembly.


8. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY

  1. E110471E01
    Disconnect the connector.

  1. Remove the 5 bolts and the windshield wiper motor and link assembly.

    HINT:
    Bolt <A> cannot be removed because it is integrated into windshield wiper link assembly.


9. REMOVE COWL TOP PANEL SUB-ASSEMBLY OUTER

  1. A112528E01
    Separate the wire harness clamp and grommet (A).

  1. Remove the 4 shock absorber nuts (B).

  1. Remove the 4 bolts, 2 nuts and cowl top panel sub-assembly.

  1. Install the 4 shock absorber nuts.

    Torque:
    80 N*m{ 815 kgf*cm , 59 ft.*lbf }


10. REMOVE COOL AIR INTAKE DUCT SEAL

  1. Remove the 4 clips and cool air intake duct seal.


11. REMOVE AIR CLEANER CAP W/ INLET

  1. A106877E01
    Disconnect the 4 clamps.

  1. Remove the 2 bolts and air cleaner cap w/ inlet.

  1. Remove the air cleaner element from the air cleaner case.


12. REMOVE AIR CLEANER CASE W/ RESONATOR

  1. A109893
    Separate the ventilation hose No.2.

  1. A109270
    Disconnect the MAF meter connector.

  1. Disconnect the 2 wire harness clamps from the air cleaner.

  1. A106878
    Remove the 5 bolts from the air cleaner case w/ resonator.

  1. A109570
    Remove the hose clamp, and separate the air cleaner hose No.1.

  1. Remove the air cleaner case w/ resonator.


13. REMOVE THROTTLE BODY ASSEMBLY

  1. A106879E01
    Disconnect the throttle motor connector (A).

  1. Separate the water by-pass hose No.2 (B).

  1. Separate the water by-pass hose No.3 (C).

  1. Separate the fuel vapor feed hose (D).

  1. A106880
    Remove the 4 bolts and the throttle body assembly.

  1. A109891E01
    Remove the throttle body gasket from the intake air connector.

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