Purpose, Function
Supplies power to the PCM for the fuel injector and spill valve control solenoid valve operation.
Construction
The fuel injector relay is installed in the relay and fuse block.

Operation
When the ignition is switched ON, the battery voltage is supplied to the coil and the contact point is on, thus the battery voltage is supplied to the PCM.

Fail-safe
Function not equipped.
Fuel Injector Inspection
Fuel Injector Removal/InstallationInstrument Cluster Operation Record
Purpose
The instrument cluster operation record stores the record of the illumination
or flashing of the warning light.
Function
The operation record is stored by the instrument cluster and displayed using
the Mazda Modular Diagnostic System (M-MDS).
The instrument ...
Check Fuel Cap Warning Light
Purpose/Function
The check fuel cap warning light is built into the instrument cluster.
If the PCM detects that the fuel cap is open, the light illuminates to warn
the driver that the fuel cap is open.
Construction
Built into the instrument cluster.(See INSTRUMENT CLUS ...
Power Outer Mirror Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the power outer mirror switch..
3. Verify that the continuity between the power outer mirror switch terminals
is as indicated in the table.
If not as indicated in the table, replace the power outer mirror switch..
...