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.
Front Fender Junction Removal [Panel Replacement]
Fuse BlockWarning/Indicator Lights
Warning (Display Indication)
Message information such as system operations or malfunctions is indicated in
the display. Check the vehicle condition or have the vehicle inspected at an Authorized
Mazda Dealer according to the indication.
Brake System Warning Light
This warning has th ...
Down Switch [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
The down switch detects the shift down operation of the selector lever.
The down switch signal is sent to the TCM via CAN and is used for manual
shift control and engine-transaxle integration control.
Construction
The down switch is installed to the se ...
Throttle Body
Purpose, Function
Opens/closes the throttle valve to adjust the amount of air supplied to the
cylinder.
Opens/closes the throttle valve according to the control signal from the
PCM.
Construction
The throttle body is installed to the intake manifold.
Th ...