目录.p65

Engine mechanism - Camshaft

(h) Hold timing chain with hands and then remove intake

camshaft.

(i) As shown in the diagram, tie up the chain with bandage.

Note: be careful not to let anything fall into the timing

chain hood.

10. Check VVT driver assembly [4G18-1006300].
    (a) Check locking state of timing sprocket.
    Clip the camshaft with a jaw vice, and ensure VVT driver
    is locked tightly.
    Note: be careful not to damage intake camshaft.
    (b) Release lock pin.
    (1) As shown in the diagram, seal 5 oil ducts of intake
    camshaft journal with vinyl rubber cloth.
    Hint: there are 2 advance side oil ducts in the groove
    of intake camshaft, and clog one of them with
    rubber block.
    (2) In opposite side of the groove, prick a hole on
    vinyl rubber cloth of advance side oil duct surface
    and delay side oil duct surface.

(3) Send in 2 oil ducts (advance side oil duct and

delay side oil duct) with the surface rubber cloth

pricked under the pressure of 150Kpa.

Warning: cover the oil ducts with cloth to avoid

oil injecting out in pushing.

54

Delay side

oil duct

Advance

side oil

duct

Close

Open

Close

Open

Vinyl rubber cloth Rubber block

Delay side

oil duct

Advance

side oil

duct