JLG 601S ANSI Service Manual - Manual (Page 190)

SECTION 6 - JLG CONTROL SYSTEM (ADE)
6-16 – JLG Lift – 3120746
3/2 Flash code 3/2 indicates that a contactor did not open when energized.
NOT REQUIRED
3/3 Flash code 3/3 indicates that a driver is short-circuit. 6
ADD DRIVER FAULTS
3/5 Flash code 3/5 indicates a brake pressure problem.
NOT REQUIRED 7
4/2 Flash code 4/2 indicates that the engine is over temperature. NOT REQUIRED 8
4/3 Flash code 4/3 indicates problems with the engine 9
ENGINE TEMP GREATER THAN
130C (266° F)
AIR FILTER BYPASSED Air filter clogged
NO aLTERNATOR OUTPUT The measured battery voltage is less than 12.5 VDC
OIL PRESSURE LESS THAN O.5
BAR (8PSI)
4/4 Flash code 4/4 indicates problems with the battery supply. 7
BATTERY LOW Battery voltage is below 11V. This is a warning - the controller does
not shut down.
BATTERY TOO HIGH - SYSTEM
SHUT DOWN Battery voltage is above 18V. EMS recycle required.
BATTERY TOO LOW - SYSTEM
SHUT DOWN Battery voltage is below 6V. EMS recycle required.
5/5 Flash code 5/5 indicates problems with vehicle engine RPM or the encoder. 8
SPEED SENSOR READING
INVALID SPEED Speed sensor is indicating an impossible number of pulses. This is
probably due to a faulty speed sensor.
SPEED INPUT LOST This indicates that the control system has determined that the diesel
engine speed input to the system has been lost. This is probably due
to wiring problems at the ground module or a faulty speed sensor.
ENGINE SPEED DOES NOT
MATCH COMMAND This indicates that the control system has determine that the diesel
engine governor has stuck. This is probably due to electrical or
mechanical problems with the governor.
6/6 Flash code 6/6 indicates problems with the CAN bus. 10
CAN BUS FAILURE: The ground module or platform module is not receiving. This is prob-
ably due to wiring problems between the platform and ground mod-
ules.
7/7 Flash code 7/7 indicates problems with a motor.
NOT REQUIRED
Table 6-2. Help Fault Codes, Displayed Faults, and Descriptions - Prior to S/N 66939