JLG 660AJ Service Manual User Manual
Page 275
SECTION 6 - JLG CONTROL SYSTEM
3121616
– JLG Lift –
6-21
HORN SHORT TO BATTERY
AUX POWER SHORT TO GROUND
AUX POWER OPEN CIRCUIT
AUX POWER SHORT TO
BATTERY
GLOW PLUG SHORT TO GROUND
GLOW PLUG OPEN CIRCUIT
GLOW PLUG SHORT TO
BATTERY
LP LOCK SHORT TO GROUND
LP LOCK OPEN CIRCUIT
LP LOCK SHORT TO BATTERY
LP START ASSIST SHORT TO
GROUND
LP START ASSIST OPEN
CIRCUIT
LP START ASSIST SHORT TO BAT-
TERY
MAIN DUMP SHORT TO GROUND
MAIN DUMP OPEN CIRCUIT
MAIN DUMP SHORT TO
BATTERY
PARKING BRAKE SHORT TO
GROUND
PARKING BRAKE OPEN
CIRCUIT
PARKING BRAKE SHORT TO BAT-
TERY
START SOLENOID SHORT TO
GROUND
START SOLENOID OPEN
CIRCUIT
START SOLENOID SHORT TO BAT-
TERY
STEER DUMP SHORT TO
GROUND
STEER DUMP OPEN CIRCUIT
STEER DUMP SHORT TO
BATTERY
TWO SPEED SHORT TO GROUND
TWO SPEED OPEN CIRCUIT
TWO SPEED SHORT TO
BATTERY
GROUND ALARM SHORT TO
GROUND
Table 6-3. Help Fault Codes, Displayed Faults, and Descriptions
Fault Flash
Code
Communicated (Displayed on
Analyzer) Fault
Description
Priority