Friday, March 30, 2012

Water Pump Replacing on Toyota Sienna?

How to replace Toyota Sienna car models water pump.
The procedure and details with diagram to replace 3.0L and 3.3L engine water pump.


3.0L & 3.3L Engine



  1. Disconnect the negative battery cable.
  2. Drain the engine coolant.
  3. Remove or disconnect the following:

    Wiper and blade assembly
    Top cowl seal and panel
    Window washer hoses, from the ventilator louvers
    Left and right ventilator louvers
    Heater air duct
    Timing belt
  4. Mark the left and right camshaft pulleys with a touch of paint.
  5. Remove or disconnect the following:

    Right and left camshaft pulleys bolts
    Pulleys from the engine

NOTE
Be sure not to mix up the pulleys.



No. 2 idler pulley by removing the bolt
3 clamps and engine wire from the rear timing belt cover
6 No. 3 timing belt cover-to-engine bolts
Water pump nuts/bolts
Water pump and gasket from the engine



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Fig. Exploded view of the components to gain access to the water pump-3.0L engine


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Fig. Exploded view of the water pump and related components-3.0L engine
To install:
  1. Check that the water pump turns smoothly. Also check the air hole for coolant leakage.
  2. Apply liquid sealer to the gasket, water pump and engine block.
  3. Install or connect the following:

    Water pump, using a new gasket. Tighten the nuts/bolts to 53 inch lbs. (6 Nm).
    Rear timing belt cover. Tighten the 6 bolts to 74 inch lbs. (9 Nm).
    Engine wire with the 3 clamps to the rear timing belt cover
    No. 2 idler pulley. Tighten the bolt to 32 ft. lbs. (43 Nm).

NOTE
After tightening the bolt, be sure the idler pulley moves smoothly.



Right-hand camshaft pulley, with the flange sideoutward


NOTE
Be sure to align the knock pin hole on the camshaft pulley with the knock pin on the camshaft.



Tighten the camshaft bolt to 65 ft. lbs. (88 Nm), using the removal tools
Left-hand camshaft pulley, with the flange sideinward


NOTE
Be sure to align the knock pin hole on the camshaft pulley with the knock pin on the camshaft.



Tighten the camshaft bolt to 94 ft. lbs. (125 Nm), using the removal tools
Timing belt

  1. Fill the engine coolant.
  2. Install or connect the following:

    Heater air duct
    Left and right ventilator louvers
    Window washer hoses to the ventilator louvers
    Top cowl seal and panel
    Wiper and blade assembly
    Negative battery cable
  3. Start the engine.
  4. Top off the engine coolant and check for leaks.


These details will help.
Thanks.

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html



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