Daewoo Bus BS Series Owner's Manual page 218

FAULTY DIAGNOSIS
Fault Code
TPS(Trottle Position Sensor) Voltage Low
561
TPS Higher Than Expected
571
Relative Humidity Sensor High Fault
611
612 Relative Humidity Sensor Low Fault
Relative Humidity Temperature Sensor
613
High Fault
Relative Humidity Temperature Sensor
614
Low Fault
NGTT(Natural Gas Tank Temperature
641
Sensor) Voltage High
651 NGTT Voltage Low
NGTP(Natural Gas Tank Pressure
661
Sensor) Voltage High
671 NGTP Voltage Low
Boost Pressure Higher Than Expected
711
Boost Pressure Lower Than Expected
721
Fault Subject Conditions of Fault
The key is on "ON" position
- The engine warning lamp is on
- Adaptive Learn Function is not working
The key is on "ON" position
- The engine warning lamp is on
- Adaptive Learn Function is not working
- Limited fuel supply
The engine warning lamp is constantly on until the fault is resolved
The engine warning lamp is constantly on until the fault is resolved
The key is on "ON" position
- The engine warning lamp is on
- Boost pressure is reduced
- Boost Pressure Fault Limp Home Mode
The engine warning lamp is constantly on until the fault is resolved
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