JLG 450A_AJ Series II Service Manual User Manual
Page 354

SECTION 6 - JLG CONTROL SYSTEM
6-44
– JLG Lift –
3121290
3/3
(Continued)
LEFT FORWARD DRIVE PUMP OPEN
CIRCUIT
Machines with chassis module ONLY.
LEFT REVERSE DRIVE PUMP SHORT
TO GROUND
Machines with chassis module ONLY.
LEFT REVERSE DRIVE PUMP SHORT
TO BATTERY
Machines with chassis module ONLY.
LEFT REVERSE DRIVE PUMP OPEN
CIRCUIT
Machines with chassis module ONLY.
ALTERNATOR/ECM POWER SHORT
TO GROUND
HOUR METER SHORT TO GROUND
HOUR METER SHORT TO BATTERY
HORN SHORT TO GROUND
HORN OPEN CIRCUIT
HORN SHORT TO BATTERY
AUX POWER SHORT TO GROUND
AUX POWER OPEN CIRCUIT
AUX POWER SHORT TO BATTERY
GLOW PLUG SHORT TO GROUND
Machines with glowplugs configured ONLY.
GLOW PLUG OPEN CIRCUIT
Machines with glowplugs configured ONLY
GLOW PLUG SHORT TO BATTERY
Machines with glowplugs configured ONLY
LP LOCK SHORT TO GROUND
Machines with dual-fuel engines ONLY.
LP LOCK OPEN CIRCUIT
Machines with dual-fuel engines ONLY.
LP LOCK SHORT TO BATTERY
Machines with dual-fuel engines ONLY.
LP START ASSIST SHORT TO
GROUND
Machines with dual-fuel engines ONLY.
LP START ASSIST OPEN CIRCUIT
Machines with dual-fuel engines ONLY.
LP START ASSIST SHORT TO BAT-
TERY
Machines with dual-fuel engines ONLY.
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
Machines with diesel engines ONLY.
START SOLENOID OPEN CIRCUIT
Machines with diesel engines ONLY.
START SOLENOID SHORT TO BAT-
TERY
Machines with diesel engines ONLY.
MAIN LIFT APU SHORT TO GROUND 1250AJP ONLY.
MAIN LIFT APU OPEN CIRCUIT
1250AJP ONLY.
MAIN LIFT APU SHORT TO BATTERY 1250AJP ONLY.
Table 6-6. Help Fault Codes, Displayed Faults, and Descriptions
Flash Code
Fault Displayed on Analyzer
Description
Priority