Mazda 3 Service Manual: 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..
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If the spark is not normal due to a malfunctioning ignition coil, replace that ignition coil.
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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:
Brake/Taillight Bulb Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Trunk mat.
b. Trunk board.
c. Trunk end trim.
3. Partially peel back the trunk side trim..
4. Remove in the order indicated in the table.
1
Connector
2
...
Fuel Gauge Sender Unit Inspection
MZR 2.3 DISI Turbo, SKYACTIV-G 2.0
NOTE:
The fuel gauge sender unit is integrated with the fuel pump unit.
1. Disconnect the negative battery cable..
2. Remove the rear seat cushion..
3. Remove the fuel pump unit..
4. Verify that the resistance between terminals A and C of the f ...
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 ...
