Toyota Workshop Service and Repair Manuals

Power Steering Pump: Specifications

DIMENSIONS

Vane Length

Ring Mark: NONE ............................................................................................................................... 14.996 - 14.998 mm (0.59039 - 0.59047 inch)
Ring Mark: 1 .......................................................................................................................................  14.994 - 14.996 mm (0.59031 - 0.59039 inch)
Ring Mark: 2 .......................................................................................................................................  14.992 - 14.994 mm (0.59024 - 0.59031 inch)
Ring Mark: 3 .......................................................................................................................................  14.990 - 14.992 mm (0.59016 - 0.59024 inch)
Ring Mark: 4 .......................................................................................................................................  14.988 - 14.990 mm (0.59008 - 0.59016 inch)

Vane Plate

Height:

Minimum ...............................................................................................................................................................................  8.1 mm (0.319 inch)

Length:

Minimum .....................................................................................................................................................................  14.988 mm (0.59008 inch)

Thickness:

Minimum .........................................................................................................................................................................  1.797 mm (0.0707 inch)

GENERAL SPECIFICATIONS

Plate And Rotor Groove Clearance:

Maximum .................................................................................................................................................................................  0.03 mm (0.0012 inch)

Vane Pump Rotating Torque:

Maximum ..................................................................................................................................................................................  0.3 Nm (2.4 inch lbs.)

Shaft And Front Housing Oil Clearance:

Maximum .................................................................................................................................................................................  0.07 mm (0.0028 inch)

Shaft And Front Housing Oil Clearance:

Standard ..............................................................................................................................................................  0.01-0.03 mm (0.0004-0.0012 inch)

Spring Free Length:

Minimum ........................................................................................................................................................................................  36 mm (1.42 inch)

TIGHTENING SPECIFICATIONS 

Air Control Valve .................................................................................................................................................................................. 36 Nm (27 ft. lbs.)
Pump Assembly Set Bolt ....................................................................................................................................................................... 39 Nm (29 ft. lbs.)
Bracket Set Bolt:

12 mm .............................................................................................................................................................................................  19 Nm (14 ft. lbs.)
14 mm .............................................................................................................................................................................................  39 Nm (29 ft. lbs.)

Bracket To Oil Reservoir To Front Housing:

12 mm ...............................................................................................................................................................................................  13 Nm (9 ft. lbs.)
14 mm .............................................................................................................................................................................................  41 Nm (30 ft. lbs.)

Drive Belt Adjusting Bolt .....................................................................................................................................................................  39 Nm (29 ft. lbs.)
Pressure Port Union ..............................................................................................................................................................................  69 Nm (51 ft. lbs.)
Union Bolt To Pressure Feed Tube ......................................................................................................................................................  52 Nm (38 ft. lbs.)
Vane Pump Pulley Set Nut ...................................................................................................................................................................  43 Nm (32 ft. lbs.)