Troubleshooting - HYOSUNG 2010 ST7 Service Manual

9-1 SERVICING INFORMATION

TROUBLESHOOTING

MALFUNCTION CODE AND DEFECTIVE CONDITION
MALFUNCTION
CODE
NO FAULT
noEr
0031
O ₂ ₂ S heater
0032
0037
O ₂ ₂ S heater
0038
0107
IAPS Circuit
0108
0112
IATS Circuit
0113
DETECTED ITEM
Low Voltage
NO.1
Circuit
High Voltage
Low Voltage
NO.2
Circuit
High Voltage
Low Voltage
or Open
High Voltage
Low Voltage
High Voltage
or Open
DETECTED FAILURE CONDITION
After engine running, if oxygen sensor heater signal open or is
happened the ground short fault for 1 second by 10 times in 12
times test cycle, the code 0031 is indicated.
Oxygen sensor, lead wire / coupler connection.
After engine running, if oxygen sensor heater signal is hap-
pened the high short fault for 1 second by 10 times in 12 times
test cycle, the code 0032 is indicated.
Oxygen sensor, lead wire / coupler connection.
After engine running, if oxygen sensor heater signal open or is
happened the ground short fault for 1 second by 10 times in 12
times test cycle, the code 0037 is indicated.
Oxygen sensor, lead wire / coupler connection.
After engine running, if oxygen sensor heater signal is hap-
pened the high short fault for 1 second by 10 times in 12 times
test cycle, the code 0038 is indicated.
Oxygen sensor, lead wire / coupler connection.
The sensor should produce following voltage.
0.15 V Sensor output voltage
Without the above range for 2.2 sec. and more, 0107 is indicated.
Intake air pressure sensor, lead wire / coupler connection.
The sensor should produce following voltage.
Sensor output voltage
Without the above range for 10.0 sec. and more, 0108 is indicated.
Intake air pressure sensor, lead wire / coupler connection.
The sensor voltage should be the following.
0.1 V Sensor output voltage
Without the above range for 6.25 sec. and more, 0112 is indicated.
Intake air temperature sensor, lead wire / coupler connection.
The sensor voltage should be the following.
Sensor output voltage
Without the above range for 6.25 sec. and more, 0113 is indicated.
Intake air temperature sensor, lead wire / coupler connection.
CHECK FOR
-
5 V
4.9 V