Vane Pump: Reassembly: Reassembly

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL VANE PUMP HOUSING OIL SEAL
1. Coat a new vane pump housing oil seal lip with power steering fluid.
  
  Fig 1: Installing Vane Pump Housing Oil Seal Using SST
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using SST and a press, install the oil seal.
  - SST: 09950-60010
    - 09951-00280
  - SST: 09950-70010
    - 09951-07100
  NOTE:
  Make sure that the vane pump housing oil seal is installed in the correct direction as shown in the illustration.
INSTALL WITH PULLEY SHAFT SUB-ASSEMBLY
1. Coat the bushing surface of the housing front with power steering fluid.
  
  Fig 2: Installing With Pulley Shaft Sub-Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Gradually insert the w/ pulley shaft sub-assembly.
  NOTE:
  Do not damage the vane pump housing oil seal lip in the housing front.
INSTALL VANE PUMP SIDE PLATE FRONT
1. Coat a new O-ring with power steering fluid and install it into the vane pump housing front.
  
  Fig 3: Locating Vane Pump Housing O-Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Coat a new O-ring with power steering fluid and install it onto the vane pump side plate front.
  
  Fig 4: Locating Vane Pump Side Plate O-Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Align the dent of the vane pump side plate front with that of the vane pump housing front, and install the vane pump side plate front to the vane pump housing front.
  
  Fig 5: Aligning Dent Of Vane Pump Side Plate Front With Vane Pump Housing Front
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NOTE:
  Make sure that the side plate front is installed in the correct direction.
INSTALL VANE PUMP CAM RING
1. Align the dent of the vane pump cam ring with that of the vane pump side plate front, and install the vane pump cam ring with the inscribed mark facing upward.
  
  Fig 6: Aligning Dent Of Vane Pump Cam Ring With Vane Pump Side Plate Front
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NOTE:
  Make sure that the vane pump cam ring is installed in the correct direction.
INSTALL VANE PUMP ROTOR
1. Coat the vane pump rotor with power steering fluid.
  
  Fig 7: Installing Vane Pump Rotor
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the vane pump rotor.
  HINT:
  
  Vane pump rotor has no specific direction.
3. Coat the 10 vane pump plates with power steering fluid.
  
  Fig 8: Installing Vane Pump Plates With Round End Facing Outward
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Install the vane pump plates with the round end facing outward.
INSTALL VANE PUMP SHAFT SNAP RING
1. Using a screwdriver and a snap ring expander, install a new snap ring to the w/ pulley shaft sub-assembly.
  
  Fig 9: Installing Snap Ring To With Pulley Shaft Sub-Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL VANE PUMP HOUSING REAR
1. Coat a new O-ring with power steering fluid and install it onto the vane pump housing rear.
  
  Fig 10: Aligning Straight Pin Of Vane Pump Housing Rear With Dents Of Vane Pump Cam Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Align the straight pin of the vane pump housing rear with the dents of the vane pump cam ring, vane pump side plate front and the vane pump housing front, and install the vane pump housing rear with the 4 bolts.
  Torque: 22 N*m (224 kgf*cm, 16 ft.*lbf)
INSPECT PRELOAD
1. Check that the pump rotates smoothly without abnormal noise.
  
  Fig 11: Checking Pulley Rotating Torque
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Temporarily install the service bolt.
  Recommended service bolt
  
  Thread diameter
  
  10 mm (0.39 in.)
  
  Thread pitch
  
  1.25 mm (0.0492 in.)
  
  Bolt length
  
  50 mm (1.97 in.)
3. Using a torque wrench, check the pulley rotating torque.
  Rotating torque
  
  Torque: 0.27 N*m (2.8 kgf*cm, 2.4 ft.*lbf)
  
  or less
  
  If rotating torque is not as specified, check the installation condition of each part.
INSTALL POWER STEERING OIL PRESSURE SWITCH
1. Coat a new O-ring with power steering fluid, and install it to the suction port union.
2. Install the power steering oil pressure switch onto the vane pump assembly.
  Torque: 21 N*m (214 kgf*cm, 16 ft.*lbf)
INSTALL FLOW CONTROL VALVE
1. Coat the compression spring and the flow control valve with power steering fluid.
  
  Fig 12: Locating Compression Spring And Flow Control Valve
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the compression spring and the flow control valve.
3. Coat a new O-ring with power steering fluid and install it onto the pressure port union.
4. Install the pressure port union.
  Torque: 69 N*m (704 kgf*cm, 51 ft.*lbf)
INSTALL POWER STEERING SUCTION PORT UNION
1. Coat a new O-ring with power steering fluid, and install it to the power steering suction port union.
  
  Fig 13: Locating Power Steering Suction Port Union With Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the power steering suction port union with the bolt.
  Torque: 12 N*m (122 kgf*cm, 9 ft.*lbf)