JLG G12-55A Service Manual - Manual (Page 193)

9-51 G10-55A, G12-55A
Electrical System
698 1136 4 Amber Sensor Circuit -
Voltage
ECM Internal Temperature Sensor Circuit -
Voltage Below Normal, or Shorted to Low
Source
719 22 3 Amber Crankcase Pressure AEB15.60 Page 152 of 157 Extended
Crankcase Blow-by Pressure Circuit - Voltage
Above Normal, or Shorted to High Source
729 22 4 Amber Crankcase Pressure Extended Crankcase Blow-by Pressure Circuit -
Voltage Below Normal, or Shorted to Low
Source
731 723 7 Amber Engine Speed
Sensor #2
Engine Speed/Position #2 mechanical
misalignment between camshaft and crankshaft
sensors - Mechanical System Not Responding
Properly or Out of Adjustment
757 2802 31 Amber Electronic Control
Module
Electronic Control Module data lost - Condition
Exists
778 723 2 Amber Engine Speed
Sensor #2
Engine Speed Sensor (Camshaft) Error - Data
Erratic, Intermittent, or Incorrect
779 703 11 Amber Auxiliary Equipment
Sensor Input
Warning Auxiliary Equipment Sensor Input #3
(OEM Switch) - Root Cause Not Known
951 166 2 None Cylinder Power Cylinder Power Imbalance Between Cylinders -
Data Erratic, Intermittent, or Incorrect
1117 627 2 None Power Supply Power Lost With Ignition On - Data Erratic,
Intermittent, or Incorrect
1139 651 7 Amber Injector Cylinder
#01
Injector Cylinder #1 - Mechanical System Not
Responding Properly or Out of Adjustment
1141 652 7 Amber Injector Cylinder
#02
Injector Cylinder #2 - Mechanical System Not
Responding Properly or Out of Adjustment
1142 653 7 Amber Injector Cylinder
#03
Injector Cylinder #3 - Mechanical System Not
Responding Properly or Out of Adjustment
1143 654 7 Amber Injector Cylinder
#04
Injector Cylinder #4 - Mechanical System Not
Responding Properly or Out of Adjustment
1144 655 7 Amber Injector Cylinder
#05
Injector Cylinder #5 - Mechanical System Not
Responding Properly or Out of Adjustment
1145 656 7 Amber Injector Cylinder
#06
Injector Cylinder #6 - Mechanical System Not
Responding Properly or Out of Adjustment
1239 2623 3 Amber Accelerator Pedal
Position
Accelerator Pedal or Lever Position Sensor 2
Circuit - Voltage Above Normal, or Shorted to
High Source
Fault
Codes
SPN
Codes
FMI
Codes
Lamp
Color
SPN Description Cummins Description