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 InspectionEngine 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: –
...
Pressure Sensor Removal/Installation [Two Step Deployment Control System]
WARNING:
Handling the pressure sensor improperly can accidentally operate (deploy)
the air bag module, which may seriously injure you. Read the air bag system
service warnings and cautions before handling the pressure sensor..
1. Switch the ignition to off.
2. Disconnect the ne ...
Intermediate Shaft Removal/Installation
WARNING:
The steering column (EPS motor) temperature increases directly after continuous
turning of the steering mechanism which could cause burns if it is touched.
Before performing any servicing, verify that the steering column has cooled
off.
1. Rotate the steering wheel un ...