Type "Cxxx" Faults - Terex Genie GRC-12 Service Manual

Service Manual
Diagnostics

Type "CXXX" Faults

DTC Message on
Number GCON LCD
C001:GCON ECM
C001:
FAULT TYPE 1
C004:GCON ECM
C004:
FAULT TYPE 4
C005:GCOM ECM
C005:
FAULT TYPE 5
C006:GCON ECM
C006:
FAULT TYPE 6
C007:GCON ECM
C007:
FAULT TYPE 7
C009:GCON ECM
C009:
FAULT TYPE 9
C010:SECONDARY
C010:
NOT PROGRAMMED
C021:PCON NOT
C021:
DETECTED
C023:MACHINE
C023:
MODEL FAULT
C028:SERVICE
C028:
OVERRIDE MODE ON
C051:SYSTEMFAULT
C051:
TILT:NoCal
C052:TILT SENSOR
C052:
NOT DETECTED
88
Description
GCON ECM CRC check error.
GCON ECM master switch error.
GCON ECM safety switch error.
GCON input redundancy error.
GCON ECM inter-processor communication
error.
GCON ECM fault type 9.
GCON secondary processor not
programmed.
PCON not detected error.
Discrepancy between model detected and
model programmed.
Machine is in service override mode.
UTS level sensor not calibrated.
No level sensor detected.
GRC
Possible Causes
• Incorrect software file.
• GCON ECM internal failure.
• Short circuit in the master switch circuit.
• GCON ECM.
• Short circuit in the safety switch circuit.
• GCON ECM.
• Input conditioning circuit failure.
• GCON ECM.
• Incorrectly programmed device.
• Error in loading software on device.
• GCON ECM.
• Contact Genie support.
• Incorrectly programmed device.
• Error in loading software on device.
• GCON ECM.
• PCON disconnected.
• CAN communication failure.
• GCON or PCON ECM.
• Incorrect machine model programmed.
• GCON or PCON ECM.
• Machine programmed for use in service override
mode.
• UTS level sensor calibration has not been
performed.
• New level sensor connected.
• System parameters reset to default.
• UTS level sensor disconnected.
• Open circuit in level sensor harness.
™
February 2022
Failure Mode
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions
inhibited.
All functions inhibited
except for down
function and up
function.
Platform can be
elevated only once
with the maximum
elevate time of XX
seconds.
Elevate time XX
depends on machine
model.
All functions inhibited
except platform
down as long as
machine is in the
elevated position. If
machine is in stowed
position, all
functionality is
resumed.
All functions inhibited
except platform
down as long as
machine is in the
elevated position. If
machine is in stowed
position, all
functionality is
resumed.
Part No. 1314708GT