EXHAUST MANIFOLD REMOVAL


  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH


    1. Remove the 3 screws and front wheel opening extension pad RH.

  2. REMOVE ENGINE UNDER COVER RH


    1. Remove the 3 screws, 3 clips and engine under cover RH.

  3. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH


    1. Remove the 3 screws and front wheel opening extension pad LH.

  4. REMOVE ENGINE UNDER COVER LH


    1. Remove the 3 screws, 2 clips and engine under cover LH.

  5. REMOVE FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst)


    1. B000JUG

      Disconnect the heated oxygen sensor connector.

    2. B000N7N

      Remove the 2 bolts, 2 compression springs, 2 nuts and front exhaust pipe assembly (TWC: Rear Catalyst) from the exhaust manifold converter sub-assembly (TWC: Front Catalyst) and center exhaust pipe assembly.

    3. Disconnect the front exhaust pipe assembly (TWC: Rear Catalyst) from the exhaust pipe support.

    4. Remove the 2 exhaust pipe gaskets from the exhaust manifold converter sub-assembly (TWC: Front Catalyst) and front exhaust pipe assembly (TWC: Rear Catalyst).

  6. REMOVE INLET AIR CLEANER ASSEMBLY


    1. B000NQI

      Remove the 2 bolts and inlet air cleaner assembly.

  7. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR


    1. B000GXT

      Remove the 4 bolts and No. 1 exhaust manifold heat insulator from the exhaust manifold converter sub-assembly (TWC: Front Catalyst).

  8. REMOVE AIR FUEL RATIO SENSOR


    1. B000JO2

      Disengage the 3 wire harness clamps.

    2. B000HY2E01

      Disconnect the air fuel ratio sensor connector.

    3. Using SST, remove the air fuel ratio sensor from the exhaust manifold.

      SST
      09224-00011

      Note

      If the air fuel ratio sensor has been struck or dropped, replace it.

  9. REMOVE EGR PIPE CONNECTOR


    1. B000JFS

      Remove the 4 bolts, nut and EGR pipe connector from the exhaust manifold converter sub-assembly (TWC: Front Catalyst), EGR cooler assembly and cylinder block sub-assembly.

      Text in Illustration
      B000K70 Bolt
      B000IB9 Nut
    2. B000L15

      Remove the 2 EGR cooler gaskets from the EGR pipe connector.

  10. REMOVE MANIFOLD STAY


    1. B000HXZ

      Remove the bolt, nut and manifold stay from the exhaust manifold converter sub-assembly (TWC: Front Catalyst) and stiffening crankcase assembly.

  11. REMOVE NO. 2 MANIFOLD STAY


    1. B000HYA

      Remove the bolt, nut and No. 2 manifold stay from the exhaust manifold converter sub-assembly (TWC: Front Catalyst) and stiffening crankcase assembly.

  12. REMOVE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY (TWC: Front Catalyst)


    1. B000KES

      Remove the 5 nuts and exhaust manifold converter sub-assembly (TWC: Front Catalyst) from the cylinder head sub-assembly.

    2. B000J7F

      Remove the exhaust manifold gasket from the cylinder head sub-assembly.

  13. REMOVE NO. 1 MANIFOLD CONVERTER INSULATOR


    1. B000JBT

      Remove the 3 bolts and No. 1 manifold converter insulator from the exhaust manifold converter sub-assembly (TWC: Front Catalyst).

  14. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR


    1. B000M84

      Remove the 2 bolts and No. 2 exhaust manifold heat insulator from the exhaust manifold converter sub-assembly (TWC: Front Catalyst).

  15. REMOVE STUD BOLT

    Tech Tips

    If a stud bolt is deformed or the threads are damaged, replace it.


    1. B000MET

      Using an E8 "TORX" socket wrench, remove the stud bolt from the exhaust manifold converter sub-assembly (TWC: Front Catalyst).