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Fault
code
Symptom
No.
When the main switch is
turned to "ON", the atmo-
spheric pressure sensor
20
voltage and intake air pres-
sure sensor voltage differ
greatly.
Coolant temperature sen-
21
sor: open or short circuit
detected.
Air temperature sensor:
22
open or short circuit
detected.
Atmospheric pressure sen-
23
sor: open or short circuit
detected.
No normal signal is
received from the O
24
sor.
Latch up detected.
No normal signal is
30
received from the lean
angle sensor.
Open circuit detected in the
33
primary lead of the cylinder-
#1 ignition coil.
Open circuit detected in the
34
primary lead of the cylinder-
#2 ignition coil.
Open circuit detected in the
35
primary lead of the cylinder-
#3 ignition coil.
Open circuit detected in the
36
primary lead of the cylinder-
#4 ignition coil.
Open circuit detected in a
39
injector.
Probable cause of malfunction
• Atmospheric pressure sensor hose is
clogged.
• Intake air pressure sensor hose is clogged,
kinked, or pinched.
• Malfunction of the atmospheric pressure
sensor in the intermediate electrical poten-
tial.
• Malfunction of the intake air pressure sen-
sor in the intermediate electrical potential.
• Malfunction in ECU.
• Open or short circuit in wire harness.
• Defective coolant temperature sensor.
• Malfunction in ECU.
• Improperly installed coolant temperature
sensor.
• Open or short circuit in wire harness.
• Defective air temperature sensor.
• Malfunction in ECU.
• Improperly installed air temperature sensor.
• Open or short circuit in wire harness.
• Defective atmospheric pressure sensor.
• Improperly installed atmospheric pressure
sensor.
• Malfunction in ECU.
• Open or short circuit in wire harness.
• Defective O
2
sen-
2
• Malfunction in ECU.
• Improperly installed O
• The vehicle has overturned.
• Defective lean angle sensor.
• Malfunction in ECU.
• Improperly installed lean angle sensor.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
• Open or short circuit in wire harness.
• Defective primary injector.
• Malfunction in ECU.
• Improperly installed primary injector.
8-38
FUEL INJECTION SYSTEM
sensor.
sensor.
2
Diagnostic
code No.
03
02
06
05
02
—
08
30
31
32
33
36
37
38
39
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