JLG G5-18A Service Manual - Manual (Page 154)

Electrical System
9-34 G5-18A, 2505H, 25.5
9.13 DIAGNOSTIC TROUBLE CODES
(DTC) ON GROUND MODULE
9.13.1 Gauge Fault Code Display
Fault codes will appear in the display area (7) of the gauge (8).
9.13.2 Fault Codes
M 9030 Y
7
8
Help Message DTC
Trigger / Possible
Symptom
Actions
Latch / Reset
Condition
System OK 1
The Ground Module detects
no problems exist
- -
Power Cycle 211 Power was cycled on - -
Load Moment
Shutoff Input -
Invalid Signal
2336
LSI Cancel Switch
depressed at Startup or for
longer than 40seconds
Default machine to LSI
Cutout (if not in passive
mode and not in LSI
calibration mode) and
disregard LSI Cancel
Switch Input override
Latched. Check wiring to
Pin J1-3 on the Ground
Module and integrity of
mechanical switch
Lift Down Valve -
Short to Battery
335
The module is detecting
short to B+
Deactivate Lift Down Valve
Output. Also deactivate Lift
Enable if machine is in
LSI Cutout
Latched. Check wiring to
Pin J1-8 on the Ground
Module
Lift Down Valve -
Open Circuit
336
The module is detecting an
open circuit Deactivate Lift Down
Output
Latched. Check wiring to
Pin J1-8 on the Ground
Module
Telescope Out
Valve - Short to
Battery
33123
The desired current is 0mA
and the digital output driver’s
diagnostic feedback is low
for a period of 250ms Deactivate Telescope Out
Output. Also deactivate
Telescope Enable if
machine is in LSI Cutout
Latched. Check wiring to
Pin J1-9 on the Ground
Module
Lift Enable Valve –
Short to Ground
33159
The module is detecting a
short to ground Deactivate Lift Enable
Output
Latched. Check wiring to
Pin J1-7 on the Ground
Module
Lift Enable Valve –
Open Circuit
33160
The module is detecting an
open circuit Deactivate Lift Enable
Output
Latched. Check wiring to
Pin J1-7 on the Ground
Module