Rear Coolant Outlet Pipe Removal/Installation - 2.3L

WARNING: This page is about a different car, the 2005 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.

Drain the cooling system. See ENGINE COOLANT REPLACEMENT - 2.3L .
Remove the transmission. For additional information, refer to AUTOMATIC TRANSMISSION REMOVAL/INSTALLATION (automatic) or MANUAL TRANSMISSION REMOVAL/INSTALLATION .
CAUTION:
- Use a block of wood to protect the oil pan.
Support the motor with an appropriate jack stand.

Fig 1: Disconnecting Coolant Bypass Hose
Courtesy of MAZDA MOTORS CORP.
Disconnect the coolant bypass hose.

Fig 2: Disconnecting Coolant Temperature Sender Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Disconnect the coolant temperature sender electrical connector.

Fig 3: Removing Rear Coolant Outlet Pipe And Gasket - With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the bolts, the rear coolant outlet pipe, and the gasket.
NOTE:
- Clean the gasket mating surfaces and install a new gasket.
NOTE:
- Inspect the two front coolant outlet pipe O-rings. Install new O-rings if necessary.
To install, reverse the removal procedure.