Purpose, Function
Promotes atomization of fuel by injecting it from the multiple holes.
Injects fuel according to the control signal from the PCM.
Construction
The fuel injector is installed to the cylinder head.

The fuel injector has multiple injection holes in area A shown in the figure.

Operation
Injects fuel according to the signal from the PCM. The fuel injection time is determined by the energization time of the coil.

For fuel injection control details, refer to CONTROL SYSTEM..
Fail-safe
Function not equipped.
Fuel Injector Removal/Installation
Fuel Line Pressure InspectionCruise Control Switch Inspection
1. Disconnect the negative battery cable and wait for 1 min or more..
2. Remove the driver?side air bag module..
3. Disconnect the clock spring connector (part wiring harness-side).
4. Measure the resistance between clock spring terminals E and A (part wiring
harness-side) using a tester.
...
Winter Driving
Carry emergency gear, including tire chains, window scraper, flares, a small
shovel, jumper cables, and a small bag of sand or salt.
Ask an Authorized Mazda Dealer to perform the following precautions: l Have the
proper ratio of antifreeze in the radiator.
• Inspect the battery and its cable ...
Master Cylinder
Purpose/Function
With the adoption of the master cylinder having an enlarged diameter (20.64
mm {0.8126 in}), brake pedal operability has been improved.
For vehicles with DSC, the diameter of the pipe between the master cylinder
and the DSC HU/CM has been increased, improving re ...