Exhaust Manifold Removal / Installation - 2.3L

Fig 1: Removing/Installing Exhaust Manifold Components With Torque Specifications - 2.3L (1 Of 3)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Removing/Installing Exhaust Manifold Components With Torque Specifications - 2.3L (2 Of 3)

Courtesy of MAZDA MOTORS CORP.

Fig 3: Removing/Installing Exhaust Manifold Components With Torque Specifications - 2.3L (3 Of 3)

Courtesy of MAZDA MOTORS CORP.

1. With the vehicle in NEUTRAL, position it on a hoist. See LIFTING .
2. Disconnect the negative battery cable. See BATTERY DISCONNECT .
   Fig 4: Identifying Exhaust Flange Nuts

   Courtesy of MAZDA MOTORS CORP.
3. Remove the exhaust flange nuts.
4. Remove the drive belt. See DRIVE BELT REMOVAL / INSTALLATION - 2.3L .
5. Drain the cooling system. See ENGINE COOLANT REPLACEMENT - 2.3L .
   Fig 5: Identifying Upper Radiator Hose And Engine Reservoir Hose

   Courtesy of MAZDA MOTORS CORP.
6. Disconnect the upper radiator hose and the engine reservoir hose.
7. Remove the A/C compressor. See A/C COMPRESSOR REMOVAL / INSTALLATION - 2.3L .
   Fig 6: Identifying Heater Water Hose

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8. Disconnect the heater water hose.
   Fig 7: Removing/Installing Oil Indicator Tube Assembly With Torque Specifications

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9. Remove the oil indicator and the upper bolt for the tube assembly.
   Fig 8: Removing/Installing Lower Bolt And Oil Indicator Tube Assembly With Torque Specifications

   Courtesy of MAZDA MOTORS CORP.
10. Remove the lower bolt and remove the oil indicator tube assembly.
    Fig 9: Removing/Installing Front Radiator Tube With Torque Specifications

    Courtesy of MAZDA MOTORS CORP.
11. Remove the bolts and the front radiator tube.
    Fig 10: Identifying Pushpins

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12. Remove the pushpins and position the right inner fender splash shield out of the way.
    Fig 11: Removing/Installing Alternator Electrical Connectors With Torque Specifications

    Courtesy of MAZDA MOTORS CORP.
13. Disconnect the alternator electrical connectors.
    Fig 12: Removing/Installing Lower Front End Accessory Drive (FEAD) Mounting Bolts With Torque Specifications

    Courtesy of MAZDA MOTORS CORP.
14. Remove the lower front end accessory drive (FEAD) mounting bolts.
    Fig 13: Removing/Installing Upper Mounting Bolt And FEAD Assembly With Torque Specifications

    Courtesy of MAZDA MOTORS CORP.
15. Remove the upper mounting bolt and the FEAD assembly.
    Fig 14: Removing/Installing Coolant Tube With Torque Specifications

    Courtesy of MAZDA MOTORS CORP.
16. Remove the two nuts and position the coolant tube out of the way.
    Fig 15: Removing/Installing Exhaust Manifold With Torque Specifications

    Courtesy of MAZDA MOTORS CORP.
    NOTE:

    • Engine removed for clarity.
17. Remove the nuts and the exhaust manifold.
    Fig 16: Identifying Exhaust Manifold Gasket

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18. Remove the exhaust manifold gasket.
19. To install, reverse the removal procedure.