Water Temperature Sending Unit Removal / Installation - 4.0L

WARNING: This page is about a different car, the 2006 Mazda B4000. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. See BATTERY DISCONNECT .
Partially drain the cooling system. See ENGINE COOLANT REPLACEMENT - 4.0L .

Fig 1: Disconnecting Air Cleaner Outlet Tube
Courtesy of MAZDA MOTORS CORP.
Loosen the clamp and disconnect the air cleaner outlet tube.

Fig 2: Removing/Installing Exhaust Manifold-To-Exhaust Gas Recirculation Valve Tube With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Loosen the fitting and disconnect the exhaust manifold-to-exhaust gas recirculation (EGR) valve tube.

Fig 3: Removing/Installing Ignition Coil Bracket Bolts With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the ignition coil bracket bolts.

Fig 4: Removing Intake Manifold Bolts
Courtesy of MAZDA MOTORS CORP.
CAUTION:
- Use care when lifting the intake manifold to avoid damage to the intake manifold gasket.
Remove the intake manifold bolts and position the intake manifold aside.

Fig 5: Disconnecting Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Disconnect the electrical connector.

Fig 6: Removing Clip And Engine Coolant Temperature Sender Unit
Courtesy of MAZDA MOTORS CORP.
Remove the clip and the engine coolant temperature sender unit.
To install, reverse the removal procedure.