JLG G6-42A Service Manual User Manual
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9-73
G6-42A, G9-43A, G10-43A
Electrical System
341
630
2
Amber
Calibration Memory
Engine Control Module data lost - Data Erratic,
Intermittent, or Incorrect
342
630
13
Red
Calibration Memory
Electronic Calibration Code Incompatibility - Out
of Calibration
343
629
12
Amber
Controller #1
Engine Control Module Warning internal
hardware failure - Bad Intelligent Device or
Component
349
191
16
Amber
Transmission Output
Shaft Speed
Transmission Output Shaft Speed - Data Valid
but Above Normal Operational Range -
Moderately Severe Level
351
627
12
Amber
Controller #1
Injector Power Supply - Bad Intelligent Device
or Component
352
3509
4
Amber
5 Volts DC Supply
Sensor Supply Voltage #1 Circuit - Voltage
Below Normal, or Shorted to Low Source
386
3509
3
Amber
5 Volts DC Supply
Sensor Supply Voltage #1 Circuit - Voltage
Above Normal, or Shorted to High Source
415
100
1
Red
Engine Oil Pressure
Oil Pressure Low - Data Valid but Below Normal
Operational Range - Most Severe Level
418
97
15
Maint.
Water in Fuel
Indicator
Water in Fuel Indicator High - Data Valid but
Above Normal Operational Range - Least
Severe Level
422
111
2
Amber
Coolant Level
Coolant Level - Data Erratic, Intermittent, or
Incorrect
425
175
2
Amber
Oil Temperature
Engine Oil Temperature - Data Erratic,
Intermittent, or Incorrect
428
97
3
Amber
Water in Fuel
Indicator
Water in Fuel Sensor Circuit - Voltage Above
Normal, or Shorted to High Source
429
97
4
Amber
Water in Fuel
Indicator
Water in Fuel Sensor Circuit - Voltage Below
Normal, or Shorted to Low Source
431
558
2
Amber
Accelerator Pedal
Low Idle Switch
Accelerator Pedal or Lever Idle Validation
Circuit - Data Erratic, Intermittent, or Incorrect
432
558
13
Red
Accelerator Pedal
Low Idle Switch
Accelerator Pedal or Lever Idle Validation
Circuit - Out of Calibration
435
100
2
Amber
Engine Oil Pressure
Oil Pressure Sensor Circuit - Data Erratic,
Intermittent, or Incorrect
441
168
18
Amber
Electrical Potential
(Voltage)
Battery #1 Voltage Low - Data Valid but Below
Normal Operational Range - Moderately Severe
Level
Fault
Codes
SPN
Codes
FMI
Codes
Lamp
Color
SPN Description
Cummins Description