August 2021 Service and Repair Manual
Type "HXXX" Faults
Part No. 1309020GT GS
™
-30m • 32m • 30 • 32 • 46 • 55 187
Type "HXXX" Faults, (continued)
DTC
Number
Message on
GCON LCD
Description Possible Causes Failure Mode
HO43:
H043:COILFAULT
BRAKE REL:BAT-
Short circuit of the brake circuit to
battery negative.
• Short circuit in brake release enable harness.
• Brake release relay short circuit.
• GCON ECM.
All functions inhibited
except platform down.
HO45:
H045:COILFAULT
BRAKE REL:BAT+
Short circuit of the brake circuit to
battery positive.
• Short circuit in brake release enable harness.
• Brake release relay short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H049:
H049:COILFAULT
O/R EXTEND:BAT-
Short circuit of the outrigger extend coil
to battery negative.
• Short circuit in outrigger extend coil harness.
• Outrigger extend coil short circuit.
• GCON ECM.
Only outrigger
extend function
disabled.
H050:
H050:COILFAULT
O/R EXTEND:OPEN
Open circuit in the outrigger extend coil
circuit.
• Short circuit in outrigger extend coil harness.
• Outrigger extend coil open circuit.
• GCON ECM.
Only outrigger
extend function
disabled.
H051:
H051:COILFAULT
O/R EXTEND:BAT+
Short circuit of the outrigger extend coil
to battery positive.
• Short circuit in outrigger extend coil harness.
• Outrigger extend coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H052:
H052:COILFAULT
O/R RETRACT:BAT-
Short circuit of the outrigger retract coil
to battery negative.
• Short circuit in outrigger retract coil harness.
• Outrigger retract coil short circuit.
• GCON ECM.
Only outrigger
retract function
disabled.
H053:
H053:COILFAULT
O/R RETRACT:OPEN
Open circuit in the outrigger retract coil
circuit.
• Short circuit in outrigger retract coil harness.
• Outrigger retract coil open circuit.
• GCON ECM.
Only outrigger
retract function
disabled.
H054:
H054:COILFAULT
O/R RETRACT:BAT+
Short circuit of the outrigger retract coil
to battery positive.
• Short circuit in outrigger retract coil harness.
• Outrigger retract coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H057:
H057:COILFAULT
LF RIGGER:BAT+
Short circuit of the left front outrigger
coil to battery positive.
• Short circuit in left front outrigger coil harness.
• Left front outrigger coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H060:
H060:COILFAULT
LR RIGGER:BAT+
Short circuit of the left rear outrigger
coil to battery positive.
• Short circuit in left rear outrigger coil harness.
• Left rear outrigger coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H063:
H063:COILFAULT
RF RIGGER:BAT+
Short circuit of the right front outrigger
coil to battery positive.
• Short circuit in right front outrigger coil harness.
• Right front outrigger coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H066:
H066:COILFAULT
RR RIGGER:BAT+
Short circuit of the right rear outrigger
coil to battery positive.
• Short circuit in right rear outrigger coil harness.
• Right rear outrigger coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H067:
H067:FAULT
MC ENABLE:BAT-
Short circuit of the motor controller
circuit to battery negative.
• Short circuit in motor controller enable wire.
• Motor Controller.
• Contactor coil shorted to battery negative.
• GCON ECM.
All functions inhibited
except platform down.
H069:
H069:FAULT
MC ENABLE:BAT+
Short circuit of the motor controller
circuit to battery positive.
• Short circuit in motor controller enable wire.
• Motor Controller.
• Contactor Coil.
• GCON ECM.
All functions inhibited
except platform down.
H070:
H070:FAULT
MC THROTTLE:BAT-
Short circuit of the motor controller
throttle circuit to battery negative.
• Short circuit in motor controller throttle wire.
• Motor Controller.
• GCON ECM.
All functions inhibited
except platform down.
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