Mazda 3 Service Manual: Sensors, Switches, Relays

Variable Swirl Shutter Valve Switch Inspection [Mzr 2.3 Disi Turbo]

Voltage Inspection NOTE: The variable swirl shutter valve switch cannot be removed as a single unit. When replacing the variable swirl shutter valve switch, replace it together with the ...

Accelerator Pedal Position (App) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Voltage Inspection NOTE: Because the APP sensor is integrated in the accelerator pedal, replacing the APP sensor includes replacement of the accelerator pedal. 1. Connect the M-MDS t ...

Other materials:

Driving In Flooded Area
WARNING Dry off brakes that have become wet by driving slowly, releasing the accelerator pedal and lightly applying the brakes several times until the brake performance returns to normal: Driving with wet brakes is dangerous. Increased stopping distance or the vehicle ...

Down Switch Inspection [Fw6 A EL]
Continuity Inspection NOTE: The down switch is built into the selector lever component. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the console.. 4. Disconnect the selector lever component connector. 5. Verify that the continuity betw ...

Engine Coolant Temperature (ECT) Sensor Inspection [Mzr 2.0, Mzr 2.5]
ECT Sensor No.1 Resistance inspection WARNING: When the engine is hot, it can badly burn. Turn off the engine and wait until it is cool before removing the ECT sensor. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Drain the engine coolant.. 4. R ...