
40
EFI
System
The
throttle
body
controls
the
engine’s
cylinder
air
intake
volume
which
controls
engine's
rotational
speed
and
the
load.
The
throttle
body
consists
of
two
channels:
the
main
channel
and
the
by
‐
pass
channel.
The
air
intake
valve
of
the
EFI
throttle
body
is
controlled
by
a
cable
from
the
accelerator
pedal.
A
throttle
position
sensor
(TPS)
in
the
throttle
body
transmits
the
position
of
the
air
intake
to
the
ECU.
The
ECU
utilizes
the
throttle
position
information
as
well
as
rpm
to
provide
the
correct
fuel
air
ratio.
NOTE:
The
idle
speed
limit
screw
does
not
allow
the
adjustment,
the
engine
idle
speed
depend
on
the
EFI
system
adjustment
completely,
does
not
hand
adjust
the
idle
speed
limit
screw.
Steering
Wheel
Inspection
1.
Position
the
vehicle
on
level
ground.
2.
Lightly
turn
the
steering
wheel
left
and
right.
3.
There
should
be
0.8"
‐
1.0"
(20
‐
25
mm)
of
free
play.
4.
If
there
is
excessive
free
play
or
strange
noises,
or
the
steering
feels
rough
or
catchy,
have
the
steering
system
inspected
by
an
authorized
dealer.