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Home >> Toyota >> 2016 >> Prius C One >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Intake / Exhaust System (Service Information) >> Exhaust Manifold & Catalytic Converter >> Removal [11/2015 - 06/2017] >> Procedure

Removal [11/2015 - 06/2017]: Procedure

  1. REMOVE EGR COOLER ASSEMBLY 

    (Refer to REMOVAL [11/2015 - ] )

  2. REMOVE FRONT EXHAUST PIPE ASSEMBLY 
    WARNING:

    Perform this procedure when the coolant is not hot.

    1. Disconnect the 2 heater water hoses.
      GTY719762Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
    2. Remove the 4 bolts and 4 compression springs.
      GTY339686Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
    3. Remove the front exhaust pipe assembly from the 3 exhaust pipe supports.
    4. Remove the 2 gaskets from the front exhaust pipe assembly and exhaust manifold.
  3. REMOVE AIR FUEL RATIO SENSOR 

    Refer to PROCEDURE - Step 6

  4. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Remove the 3 bolts and No. 1 exhaust manifold heat insulator.
      GTY339683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
  5. REMOVE MANIFOLD SUPPORT BRACKET 
    1. Remove the 4 bolts and manifold support bracket.
      GTY339688Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
  6. REMOVE NO. 1 EGR PIPE 
    1. Remove the bolt, nut and No. 1 EGR pipe.
      GTY324737Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
    2. Remove the gasket.
  7. REMOVE EXHAUST MANIFOLD 
    1. Disconnect the wire harness clamp and oxygen sensor connector.
      GTY337403Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
    2. Remove the 3 bolts, 2 nuts and exhaust manifold.
      GTY339690Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
    3. Remove the exhaust manifold to head gasket.
  8. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Remove the 3 bolts and No. 2 exhaust manifold heat insulator.
      GTY337402Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002.
  9. REMOVE HEATED OXYGEN SENSOR 

    Refer to PROCEDURE - Step 2

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