General Information: Diagnosis Mazda 3 BK

DTC troubleshooting flow (on-board diagnostic)

1. Diagnostic trouble codes (DTCs) are important hints for repairing malfunctions that are difficult to simulate. Perform the specific DTC diagnostic inspection to quickly and accurately diagnose the malfunction.
2. The on-board diagnostic function is used during inspection. When a DTC is shown specifying the cause of a malfunction, continue the diagnostic inspection according to the items indicated by the on-board diagnostic function.

Diagnostic index

1. The diagnostic index lists the symptoms of specific malfunctions. Select the symptoms related or most closely relating to the malfunction.

Quick diagnosis chart (If mentioned)

1. The quick diagnosis chart lists diagnosis and inspection procedures to be performed specifically relating to the cause of the malfunction.

Symptom troubleshooting

1. Symptom troubleshooting quickly determines the location of the malfunction according to symptom type.

Oil Leakage Inspection

1. Use either of the following procedures to identify the type of oil that is leaking

Road test

INSPECT the following items

1. Brake operation
2. Operation of gauges
3. Engine general performance
4. Emergency locking retractors and automatic locking retractors
5. Cruise control system (if equipped)
6. Operation of meters and gauges, squeaks, rattles, and abnormal noises

After road test

INSPECT for necessary owner information materials, tools, and spare tire in vehicle

The following items must be completed just before delivery to your customer.

1. Load test battery and charge if necessary (Load test result: Volts)
2. Adjust tire pressure to specification (Specified tire pressure is indicated on the door label.)
3. Install fuses for accessories

Scheme 1

Scheme 2

Scheme 3

1. Schedule 1 : (Normal driving conditions) U.S.A. The vehicle is mainly operated where none of the "unique driving conditions" apply. Chart symbols I: Inspect and repair, clean, adjust, or replace if necessary. R: Replace L: Lubricate Remarks After the prescribed period, continue to follow the described maintenance at the recommended intervals. Refer to the following for a description of items marked* in the maintenance chart. *1: According to state / provincial and federal regulations, failure to perform maintenance on these items will not void your emissions warranties. However, Mazda recommends that all maintenance services be performed at the recommended time or mileage / kilometer period to ensure long-term reliability.
2. Schedule 2 : Canada, Puerto Rico and (Unique driving conditions) U.S.A. Unique driving conditions consist of Repeated short-distance driving Driving in dusty conditions Driving with extended use of brakes Driving in areas where salt or other corrosive materials are used Driving on rough or muddy roads Extended periods of idling or low-speed operation Driving for long periods in cold temperatures or extremely humid climates

Scheme 4