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 InspectionPowertrain System [C66 M R]
Purpose, Function
The powertrain mechanism changes the gear combination by engaging or releasing
the clutch hub and gear, and changes the power transmission route. Because of
the change in the power transmission route, the drive force (speed, torque,
rotation direction) input from th ...
Rear ABS Wheel Speed Sensor Inspection [2 Wd]
Installation Visual Inspection
1. Inspect the following items:
If there is any malfunction, replace the applicable part.
a. Excessive play of the ABS wheel-speed sensor
b. Deformation of the ABS wheel-speed sensor
Clearance Inspection
1. Remove the ABS wheel-speed sensor.
2. M ...
Engine SST
1: Mazda SST number
2: Global SST number
Example
1:49 UN20 5072
2:205–072
Holder
1:–
2:AKS042808
Adapter
1: 49 UN20 5072
2: 205–072
Holder
1: 49 B011 105
2: –
...