JLG G6-42A Service Manual User Manual
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9-79
G6-42A, G9-43A, G10-43A
Electrical System
2321
190
2
None
Engine Speed
Engine Speed / Position Sensor #1 - Data
Erratic, Intermittent, or Incorrect
2322
723
2
None
Engine Speed
Sensor #2
Engine Speed / Position Sensor #2 - Data
Erratic, Intermittent, or Incorrect
2345
103
10
Amber
Turbocharger 1
Speed
Turbocharger speed invalid rate of change
detected - Abnormal Rate of Change
2346
2789
15
None
System Diagnostic
Code #1
Turbocharger Turbine Inlet Temperature
(Calculated) - Data Valid but Above Normal
Operational Range - Least Severe Level
2347
2790
15
None
System Diagnostic
Code #1
Turbocharger Compressor Outlet Temperature
(Calculated) - Data Valid but Above Normal
Operational Range - Least Severe Level
2363
1073
4
Amber
Engine Compression
Brake Output #2
Engine Brake Actuator Circuit #2 - Voltage
Below Normal, or Shorted to Low Source
2365
1112
4
Amber
Engine Brake Output
#3
Engine Brake Actuator Driver Output 3 Circuit -
Voltage Below Normal, or Shorted to Low
Source
2367
1073
3
Amber
Engine Compression
Brake Output #2
Engine Brake Actuator Circuit #2 - Voltage
Above Normal, or Shorted to High Source
2368
1112
3
Amber
Engine Brake Output
#3
Engine Brake Actuator Driver 3 Circuit - Voltage
Above Normal, or Shorted to High Source
2372
95
16
Amber
Engine Fuel Filter
Differential Pressure
Fuel Filter Differential Pressure - Data Valid but
Above Normal Operational Range - Moderately
Severe Level
2373
1209
3
Amber
Exhaust Gas
Pressure
Exhaust Gas Pressure Sensor Circuit - Voltage
Above Normal, or Shorted to High Source
2374
1209
4
Amber
Exhaust Gas
Pressure
Exhaust Gas Pressure Sensor Circuit - Voltage
Below Normal, or Shorted to Low Source
2375
412
3
Amber
Exhaust Gas
Recirculation
Temperature
Exhaust Gas Recirculation Temperature Sensor
Circuit - Voltage Above Normal, or Shorted to
High Source
2376
412
4
Amber
Exhaust Gas
Recirculation
Temperature
Exhaust Gas Recirculation Temperature Sensor
Circuit - Voltage Below Normal, or Shorted to
Low Source
2377
647
3
Amber
Fan Clutch Output
Device Driver
Fan Control Circuit - Voltage Above Normal, or
Shorted to High Source
2425
730
4
Intake Air Heater #2
Intake Air Heater 2 Circuit - Voltage Below
Normal, or Shorted to Low Source
2426
730
3
Intake Air Heater #2
Intake Air Heater 2 Circuit - Voltage Above
Normal, or Shorted to High Source
Fault
Codes
SPN
Codes
FMI
Codes
Lamp
Color
SPN Description
Cummins Description