Exhaust Manifold Removal / Installation - 2.3L

WARNING: This page is about a different car, the 2007 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Radiator And Coolant Hose Replacement Components With Torque Specifications - 2.3L

Courtesy of MAZDA MOTORS CORP.

Fig 2: Generator Replacement Components With Torque Specifications - 2.3L

Courtesy of MAZDA MOTORS CORP.

Fig 3: Exhaust Manifold Replacement Components With Torque Specifications - 2.3L

Courtesy of MAZDA MOTORS CORP.

With the vehicle in NEUTRAL, position it on a hoist. See LIFTING .
Disconnect the negative battery cable. See BATTERY DISCONNECT .

Fig 4: Identifying Exhaust Flange Nuts
Courtesy of MAZDA MOTORS CORP.
Remove the exhaust flange nuts.
Remove the drive belt. See DRIVE BELT REMOVAL / INSTALLATION - 2.3L , .
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.
Disconnect the upper radiator hose and the engine reservoir hose.
Remove the A/C compressor. See A/C COMPRESSOR REMOVAL / INSTALLATION -- 2.3L .

Fig 6: Identifying Heater Water Hose
Courtesy of MAZDA MOTORS CORP.
Disconnect the heater water hose.

Fig 7: Oil Level Indicator And Upper Retaining Bolt With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the oil indicator and the upper bolt for the tube assembly.

Fig 8: Lower Bolt With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the lower bolt and remove the oil indicator tube assembly.

Fig 9: Front Radiator Tube Bolts With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the bolts and the front radiator tube.

Fig 10: Locating Pushpins
Courtesy of MAZDA MOTORS CORP.
Remove the pushpins and position the right inner fender splash shield out of the way.

Fig 11: Locating Alternator Electrical Connectors With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Disconnect the alternator electrical connectors.

Fig 12: Lower Front End Accessory Drive (FEAD) Mounting Bolts With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the lower front end accessory drive (FEAD) mounting bolts.

Fig 13: Upper Mounting Bolt Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the upper mounting bolt and the FEAD assembly.

Fig 14: Coolant Tube Nuts With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the two nuts and position the coolant tube out of the way.

Fig 15: Exhaust Manifold Nuts With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Engine removed for clarity.
Remove the nuts and the exhaust manifold.

Fig 16: Locating Exhaust Manifold Gasket
Courtesy of MAZDA MOTORS CORP.
Remove the exhaust manifold gasket.
To install, reverse the removal procedure.