JLG G12-55A Service Manual - Manual (Page 188)

Electrical System
9-46 G10-55A, G12-55A
245 647 4 Amber Fan Clutch Output
Device Driver
Fan Control Circuit - Voltage Below Normal, or
Shorted to Low Source
249 171 3 Amber Ambient Air
Temperature
Ambient Air Temperature Sensor Circuit -
Voltage Above Normal, or Shorted to High
Source
256 171 4 Amber Ambient Air
Temperature
Ambient Air Temperature Sensor Circuit -
Voltage Below Normal, or Shorted to Low
Source
261 174 16 Amber Fuel Temperature Engine Fuel Temperature - Data Valid but
Above Normal Operational Range - Moderately
Severe Level
263 174 3 Amber Fuel Temperature AEB15.60 Page 149 of 157 Engine Fuel
Temperature Sensor 1 Circuit - Voltage Above
Normal, or Shorted to High Source
265 174 4 Amber Fuel Temperature Engine Fuel Temperature Sensor 1 Circuit -
Voltage Below Normal, or Shorted to Low
Source
268 94 2 Amber Fuel Delivery
Pressure
Fuel Pressure Sensor Circuit - Data Erratic,
Intermittent, or Incorrect
271 1347 4 Amber Fuel Pump
Pressurizing
Assembly #1
High Fuel Pressure Solenoid Valve Circuit -
Voltage Below Normal, or Shorted to Low
Source
272 1347 3 Amber Fuel Pump
Pressurizing
Assembly #1
High Fuel Pressure Solenoid Valve Circuit -
Voltage Above Normal, or Shorted to High
Source
281 1347 7 Amber Fuel Pump
Pressurizing
Assembly #1
High Fuel Pressure Solenoid Valve #1 -
Mechanical System Not Responding Properly
or Out of Adjustment
284 1043 4 Amber Internal Sensor
Voltage Supply
Engine Speed/Position Sensor (Crankshaft)
Supply Voltage Circuit - Voltage Below Normal,
or Shorted to Low Source
285 639 9 Amber SAE J1939 Datalink SAE J1939 Multiplexing PGN Timeout Error -
Abnormal Update Rate
286 639 13 Amber SAE J1939 Datalink SAE J1939 Multiplexing Configuration Error-
Out of Calibration
287 91 19 Red Accelerator Pedal
Position
SAE J1939 Multiplexing Accelerator Pedal or
Lever Sensor System Error - Received Network
Data In Error
288 974 19 Red Remote Accelerator SAE J1939 Multiplexing Remote Accelerator
Pedal or Lever Data Error - Received Network
Data In Error
Fault
Codes
SPN
Codes
FMI
Codes
Lamp
Color
SPN Description Cummins Description