Service and Repair Manual August 2021
Type "HXXX" Faults
186 GS
™
-30m • 32m • 30 • 32 • 46 • 55 Part No. 1309020GT
Type "HXXX" Faults
DTC
Number
Message on
GCON LCD
Description Possible Causes Failure Mode
H001:
H001:COILFAULT
PLAT UP1:BAT-
Short circuit of the platform up
#1 circuit to battery negative.
• Short circuit in platform up #1 harness.
• Platform up #1 coil short circuit.
• GCON ECM.
Platform up function
inhibited.
H002:
H002:COILFAULT
PLAT UP1:OPEN
Open circuit in the platform up
#1 circuit.
• Short circuit in platform up #1 harness.
• Platform up #1 coil open circuit.
• GCON ECM.
Platform up function
inhibited.
H003:
H003:COILFAULT
PLAT UP1:BAT+
Short circuit of the platform up
#1 circuit to battery positive.
• Short circuit in platform up #1 harness.
• Platform up #1 coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H009:
H009:COILFAULT
PLAT DOWN1:BAT+
Short circuit of the platform down
#1 circuit to battery positive.
• Short circuit in platform down #1 harness.
• Platform down #1 coil short circuit.
• GCON ECM.
All functions inhibited.
H013:
H013:COILFAULT
DRIVE FWD1:BAT-
Short circuit of the drive forward
#1 circuit to battery negative.
• Short circuit in drive forward #1 harness.
• Drive forward #1 coil short circuit.
• GCON ECM.
Drive forward
function inhibited.
H014:
H014:COILFAULT
DRIVE FWD1:OPEN
Open circuit in the drive forward
#1 circuit.
• Open circuit in drive forward #1 harness.
• Drive forward #1 coil open circuit.
• GCON ECM.
Drive forward
function inhibited.
H015:
H015:COILFAULT
DRIVE FWD1:BAT+
Short circuit of the drive forward
#1 circuit to battery positive.
• Short circuit in drive forward #1 harness.
• Drive forward #1 coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H019:
H019:COILFAULT
DRIVE REV1:BAT-
Short circuit of the drive reverse
#1 circuit to battery negative.
• Short circuit in drive reverse #1 harness.
• Drive reverse #1 coil short circuit.
• GCON ECM.
Drive reverse
function inhibited.
H020:
H020:COILFAULT
DRIVE REV1:OPEN
Open circuit in the drive reverse
#1 circuit.
• Open circuit in drive reverse #1 harness.
• Drive reverse #1 coil open circuit.
• GCON ECM.
Drive reverse
function inhibited.
H021:
H021:COILFAULT
DRIVE REV1:BAT+
Short circuit of the drive reverse
#1 circuit to battery positive.
• Short circuit in drive reverse #1 harness.
• Drive reverse #1 coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H027:
H027:COILFAULT
DRIVE STEER RIGHT:BAT+
Short circuit of the steer right circuit to
battery positive.
• Short circuit in steer right harness.
• Steer right coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H030:
H030:COILFAULT
DRIVE STEER LEFT:BAT+
Short circuit of the steer left circuit to
battery positive.
• Short circuit in steer left harness.
• Steer left coil short circuit.
• GCON ECM.
All functions inhibited
except platform down.
H033:
H033:COILFAULT
HI/LO SPEED:BAT+
Short circuit of the hi/lo speed coil to
battery positive.
• Short circuit in Hi/Lo speed coil harness.
• Hi/Lo speed coil short circuit.
• GCON ECM.
Hi/Lo speed coil
disabled. Machine will
operate in low speed
mode.