Mazda 3 Service Manual: Ignition Coil Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Electrical / Ignition / Ignition Coil Inspection [Mzr 2.0, Mzr 2.5]

Ignition Coil Inspection

1. Perform the spark test and identify the malfunctioning cylinder..

2. Replace the ignition coil of the malfunctioning cylinder with that of a normal cylinder, and perform the spark test again..

If the spark is not normal due to a malfunctioning ignition coil, replace that ignition coil.
It is unlikely that all four ignition coils fail to operate properly. To prevent replacing a normal component, perform the above procedure, identify the malfunctioning ignition coil, and replace it.

Forced Ignition On [With Advanced Keyless Entry And Push Button Start System]

NOTE: In order to perform a forced ignition ON, the M-MDS (IDS) is necessary. If the servicing is being done outside of an Authorized Mazda dealership, contact an Authorized Mazda dealer ...

Ignition Coil Removal/Installation [Mzr 2.0, Mzr 2.5]

1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Remove in the order indicated in the table. 5. Install in the reverse order of remov ...

Other materials:

Center Roof Antenna Inspection
4SD 1. Disconnect the negative battery cable.. 2. Remove the rain sensor cover. (Vehicles with auto light/wiper system). 3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system) 4. Partially peel back the seaming welts. 5. Remove the following parts: a. Sunroof se ...

Fuel Pump Unit Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring ...

Precaution
Intermittent Concern Troubleshooting Vibration method If a malfunction occurs or becomes worse while driving on a rough road or when the engine is vibrating, perform the following steps. NOTE: There are several reasons why vehicle or engine vibration could cause an electr ...