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:

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 ...

Recommendations for Shifting (for Vehicles without Gear Shift Indication)
Upshifting For normal acceleration, Mazda recommends these shift points: (U.S.A. and Canada) For cruising, Mazda recommends these shift points: (U.S.A. and Canada) Downshifting When you must slow down in heavy traffic or on a steep upgrade , downshift before the engine starts to ov ...

EGR Pipe Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the battery and battery tray.. 4. Remove the following parts.. Fresh-air duct Air cleaner Charge air cooler Air hose Air duct 5. Set the throttle body out of the way ...