31– (GROUND): ground cable, from the negative electrode of the battery
Wire diameter and color:
3. Definition of Main Controller
In this schematic diagram of circuit control, “CE/” means the instrument electrical box integrated
with relay connector;
In this schematic diagram of circuit control, “ECU” means the engine control computer;
In this schematic diagram of circuit control, “BCM” means body control computer.
4. Position of Body Grounding Points
The grounding point
of back door is
located in the inside
of back door.
batter
independent
to battery negative.
Two grounding points
of ECU at the inside of
front left fender: one is
signal ground, the
other is power ground.
ABS
pressure switch.
Grounding point of
engine hood harness at
the canister.
motor, at the
headlamp.
