Purpose/Function
Supplies power to each part.
Supplies battery voltage to each part based on the signals from the PCM even though the ignition is switched on or off.
Construction
Installed to the relay and fuse block.

Operation
After the contact point is on battery voltage is supplied to the coil based on the signals from the PCM.

Fail-safe
Function not equipped.
Main Fuse Removal/Installation
Relay InspectionOil Control Valve (OCV)
Purpose, Function
The OCV switches the oil passage to the hydraulic variable valve timing actuator
to control the opening/closing period of the exhaust valve.
Construction
The OCV is installed to the exhaust camshaft cap (No.1).
The OCV consists of a spool valve wh ...
Returnless Fuel System
Purpose, Outline
Fuel evaporation in the fuel tank is reduced by adjusting the fuel amount
(fuel pressure) ejected from the fuel pump and preventing fuel warmed in the
engine compartment from returning.
System Diagram
2WD
AWD
Structure
The returnless fuel system ...
Auto Light Off System
Purpose
The auto light-Off system turns off the TNS or headlights automatically.
The front body control module (FBCM) performs auto light-Off system fail-safe..
Function
The auto light-Off system controls the front body control module (FBCM).
The front body contro ...