Toyota 4Runner manuals

Toyota 4Runner: Disassembly

DISASSEMBLY

PROCEDURE

1. SECURE VANE PUMP ASSEMBLY

(a) Using SST, secure the vane pump in a vise.

SST: 09630-00014

09631-00132


2. REMOVE SUCTION PORT UNION

(a) Remove the bolt and suction port union from the vane pump.


(b) Using a screwdriver, remove the O-ring from the suction port union.

3. REMOVE VANE PUMP REAR HOUSING

(a) Remove the 4 bolts and vane pump rear housing from the vane pump front housing.


(b) Using a screwdriver, remove the O-ring from the vane pump rear housing.


4. REMOVE VANE PUMP SHAFT WITH PULLEY

(a) Using 2 screwdrivers, remove the snap ring from the vane pump shaft.


(b) Remove the vane pump shaft with pulley.

NOTICE:

Be careful not to drop or damage the vane pump shaft with vane pump pulley.

If it is damaged, replace the vane pump assembly.

5. REMOVE VANE PUMP ROTOR


(a) Remove the 10 vane pump plates.

NOTICE:

Take care not to drop the vane pump plates.

(b) Remove the vane pump rotor from the vane pump front housing.

6. REMOVE VANE PUMP CAM RING


(a) Remove the cam ring from the vane pump front housing.

7. REMOVE VANE PUMP FRONT SIDE PLATE

(a) Remove the front side plate from the vane pump front housing.


(b) Using a screwdriver, remove the O-ring from the front side plate.


(c) Remove the O-ring from the vane pump front housing.


8. REMOVE VANE PUMP HOUSING OIL SEAL

(a) Using a screwdriver and piece of cloth, pry out the oil seal.

Text in Illustration

*a

Cloth

NOTICE:

Be careful not to damage the vane pump front housing.


Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: When using a vise, do not overtighten it. When installing the parts indicated by arrows, coat them with power steering fluid (See page ). ...

Inspection
INSPECTION PROCEDURE 1. INSPECT VANE PUMP SHAFT AND BUSH IN VANE PUMP FRONT HOUSING (a) Using a micrometer, measure the outer diameter of the vane pump shaft. Text in Illustration ...

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