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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Hybrid Transaxle System (Pa10/PB10/PB12) - Service Information >> PB10/PB12 Hybrid Vehicle Transaxle >> Removal [12/2022 - 03/2023] >> Procedure

Removal [12/2022 - 03/2023]: Procedure

  1. PERFORM RESOLVER INITIALIZATION 
    NOTE:

    If it is necessary to replace the hybrid vehicle transaxle assembly, make sure to perform resolver initialization before starting work.

    Refer to UTILITY [12/2022 - ]
  2. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE 

    Refer to REMOVAL [12/2022 - ]

  3. INSTALL ENGINE HANGERS 
    Refer to PROCEDURE - Step 46
  4. REMOVE OUTLET NO. 1 INVERTER COOLING HOSE 
    1. GTY1138786Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. DISCONNECT ENGINE WIRE 
    NOTE:

    Cover the hole where the shift control actuator assembly was installed with tape or equivalent (non-residue type) to prevent entry of foreign matter, water, etc.

    GTY1066966Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. GTY1158735Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE STARTER HOLE INSULATOR 
    1. GTY1158710Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE FLYWHEEL HOUSING SIDE COVER 
    1. GTY1158711Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE ENGINE ASSEMBLY 
    NOTE:
    • To avoid damaging the knock pins, do not pry between the hybrid vehicle transaxle assembly and engine assembly.
    • To prevent the splines of the transmission input damper assembly from becoming misaligned, do not allow the hybrid vehicle transaxle assembly to hit the transmission input damper assembly during engine assembly removal and installation.
    1. GTY1158708Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE FRONT SUSPENSION CROSSMEMBER SUB-ASSEMBLY 
    1. GTY1158739Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE NO. 2 ENGINE MOVING CONTROL ROD 
    1. GTY1158748Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE TERMINAL CAP 
    See step  2
  12. REMOVE MOTOR CABLE 
    See step  3
  13. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1158749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE NO. 1 WATER HOSE CLAMP BRACKET 
    1. GTY1158747Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE STUD BOLT 
    1. GTY1147902Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an E10 "TORX" socket wrench, remove the 2 stud bolts from the hybrid vehicle transaxle assembly.
  16. REMOVE TRANSAXLE HOUSING PLUG 
    1. GTY1158754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE TRANSAXLE BREATHER PLUG 

    HINT: 

    Perform this procedure only when replacement of the transaxle breather plug is necessary.

    1. GTY1158751Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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