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Home › Infiniti › 2012 › EX35 Base, AWD › Repair and Diagnosis › Steering › Power Steering › Steering System › Removal And Installation › Power Steering Oil Pump › Disassembly and Assembly › Disassembly

Disassembly and Assembly: Disassembly

  1. Remove rear cover mounting bolts, and then remove rear cover from body assembly.
    CAUTION:
    • Fix oil pump with a vise if necessary.
    • Use copper plates when fixing with a vise.
  2. Remove O-ring from body assembly.
  3. Remove rear side plate from cartridge, and then remove Teflon ring and O-ring from rear side plate.
  4. Remove rotor snap ring using a snap ring pliers, and remove pulley from body assembly.
    CAUTION: Remove pulley so as not to be damaged when removing rotor snap ring.
    Fig 1: Removing Rotor Snap Ring
    G04876921Courtesy of NISSAN NORTH AMERICA, INC.
  5. Remove cartridge and front side plate.
  6. Remove flow control valve A (1), flow control valve spring (2) and flow control valve B assembly (3) from body assembly (4).
    CAUTION: Never drop and damage flow control valve A and flow control valve B assembly when removing.
  7. Remove oil seal from body assembly.
  8. Remove mounting bolt of suction pipe, and then remove suction pipe from body assembly.
  9. Remove O-ring from body assembly.
  10. Remove bracket mounting bolts, and then remove bracket from body assembly.
    Fig 2: Identifying Power Steering Oil Pump Body Assembly, Flow Control Valve (A) And Spring
    G05729693Courtesy of NISSAN NORTH AMERICA, INC.
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