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Section 5 - Troubleshooting
Fault Codes
Fault
Codes
Warning
Lamp
Cause Action
F417
D Engine air filter restriction Check Air Filter/
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F418
C & E Engine Coolant Level Low - Critical Check Engine Coolant Level/
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F419
F Alternator not charging Contact Buhler Versatile Inc (BVI) Service Center
F440
B & G Intake Manifold Temperature
Sensor #1 Circuit - shorted high
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F441
B & G Intake Manifold Temperature
Sensor #1 Circuit - shorted low
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F442
C & G Intake Manifold Temperature
#1 High - Critical
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F443
B Intake Manifold Pressure Sensor
#1 Circuit - shorted high
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F444
B Intake Manifold Pressure Sensor
#1 Circuit - shorted low
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F445
B Intake Manifold Pressure Sensor Circuit
- data incorrect
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F454
C Engine Speed High - Critical Contact Buhler Versatile Inc (BVI) Service Center
F500 B Accelerator Pedal Position Sensor Supply
Voltage Circuit - shorted high
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F501
B Accelerator Pedal and Speed/Position
Sensor #1 Supply Voltage Circuit
- shorted low
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F502
B Engine Speed/Position Sensor
#2 (Camshaft) Supply Voltage
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F503 B Hand Throttle Idle Validation Circuit
- data incorrect
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F504
B Hand Throttle Idle Validation Circuit
- shorted low
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F505 C Hand Throttle Idle Validation Circuit
- out of calibration
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F506
B Sensor Supply Voltage #1 Circuit
- shorted high
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F507
B Sensor Supply Voltage #1 Circuit
- shorted low
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F508 B Auxiliary Temperature Sensor Input
# 1 Circuit – shorted high
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F509 B Auxiliary Temperature Sensor Input
# 1 Circuit – shorted low
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F510
B Auxiliary Pressure Sensor Input
# 2 Circuit – shorted high
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F511
B Auxiliary Pressure Sensor Input
# 2 Circuit – shorted low
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F512
B Injector Metering Rail
#2 Pressure Sensor Circuit - shorted high
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