EVENT CODE TABLE
No. Item
Symptom
Possible
causes
N
ote
240
0
2
sensor During 0
2
feed· - Open
or
short cir·
-
If a fault code is
(Stuck
at
the back, t
he
adjust·
cuit in the wire har· occurring, respond to
upper limit for ment is maintained ness between the that first.
adj
us
tment) at the upper limit
sensor and ECU • Rarely, Code
240
-
Drop in fuel pres·
occu
rs
even when the
sure
system is functioning
- Clogged fuel injec·
proper
ly
.
t
or
-
Fa
ult in sensor
- Malfunction in ECU
- Malfunction in the
fuel injection sys·
tern
241 0
2
sensor During 0
2
feed· - Open
or
short c
ir
·
-
If a fault code is
(Stuck
at
the back, t
he
adjust·
cuit in the wi
re
har· occurring, respond to
lower limit for ment is maintained ness between the that first.
adj
us
tment) at the lower limit
sensor and ECU • Rarely, Code
241
- Drop in fuel pres·
occurs even when the
sure
system is functioning
- Clogged fuel injec·
proper
ly
.
t
or
-
Fa
ult in sensor
- Malfunction in ECU
- Malfunction in the
fuel inj
ect
ion sys·
te
rn
242
ISC During idling, the Idling engine speed
is
-
Implement diagnosis
(Stuck
at
the adj
us
tment is
ma
in·
sl
ow
mode D67, and check
upper limit f
or
tained at the upper - Clogged throttle
the ISC
ma
intenance
adj
us
tment) limit
body
request.
- Poorly adjusted
- If a fault code is
throttle cable
occurring, respond to
- Poorly adjusted
th
at
first.
clutch cable
• Rare
ly,
Code
242
-
Malfunction in the
occu
rs
even when the
fuel injection sys· system is functioning
tern
properly.
-
Dirty
or
worn spark
plug
-
Malfunction in the
battery
-
Malfunction in ECU
9-13
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