Mazda 3 Service Manual: Electrical

Pilot Bearing Inspection [C66 M R]

1. Without removing the pilot bearing, turn the bearing while applying force in the axial direction. If there is any malfunction, replace the pilot bearing.. ...

Electrical System

Electrical Parts Battery cable Before disconnecting connectors or removing electrical parts, disconnect the negative battery cable. Wiring Harness To remove the wiring ha ...

Other materials:

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 to the DLC–2. 2. Switch the ignition to ON. 3. Verify that the APP sensor output voltage (P ...

Side Wall Removal/Installation
1. Pull out the side wall in the direction shown in the direction of the arrow shown in the figure, then remove the clips. 2. Remove the side wall in the direction of the arrow shown in the figure. CAUTION: When remove the side wall, be careful not to damage the guide. 3 ...

Heater Core Inspection
1. Inspect the heater core for damage, cracks, and water leakage. If there is any malfunction, replace the heater core. 2. Visually inspect the fins for bending. If there is any bending, use the end of a flathead screwdriver to straighten the fins. 3. Visually inspect ...