Buhler 535 User Manual
Page 213
5-8
435/485/535
Section 5 - Troubleshooting
Fault Codes
Fault
Codes
Warning
Lamp
Cause
Action
F53
B
Fuel Supply Pump Inlet Pressure Low
- warning level
Check Fuel Level/Check Fuel Filter/
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F538
B
Turbocharger # Speed High
- warning level
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F539
-
Engine Hot Shutdown
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F50
B
Engine Shutdown Commanded by J939
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F5
B
Ambient Air Pressure Sensor Circuit
- data incorrect
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F5
B
Ambient Air Pressure Sensor Circuit
– shorted high
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F53
B
Ambient Air Pressure Sensor Circuit
– shorted low
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F5
B
Sensor Supply Voltage # Circuit
- shorted high
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F55
B
Sensor Supply Voltage # Circuit
- shorted low
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F5
B & E
Engine Coolant Level Sensor Circuit
- data incorrect
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F5
B
Power Lost without Ignition Off
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F58
C
Engine Control Module – Internal failure
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F59
B
Engine Control Module – data lost
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F550
B
Engine Control Module
- Warning Software error
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F55
-
Fuel Shutoff Valve Circuit - shorted high
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F55
-
Fuel Shutoff Valve Circuit - shorted low
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F553
C
Fuel Shutoff Valve - stuck open
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F55
B
Fueling Actuator # Circuit - open circuit
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F555
B
Fueling Actuator # Circuit
- grounded circuit
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F55
B
Timing Actuator # Circuit - open circuit
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F55
B
Timing Actuator # Circuit
- grounded circuit
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F558
-
SAE J939 datalink - cannot transmit
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F559
B
SAE J939 Multiplexing PGN
Timeout Error
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F50
B
SAE J939 Multiplexing Configuration
Error
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F5
B
Fan Clutch Circuit - shorted low
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F5
B
Injector Solenoid Valve Cylinder # Circuit
– grounded circuit
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F53
B
Injector Solenoid Valve Cylinder # Circuit
– grounded circuit
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F5
B
Injector Solenoid Valve Cylinder #3 Circuit
– grounded circuit
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