JLG E300 Service Manual - Manual (Page 195)

SECTION 6 - JLG CONTROL SYSTEM
3121253 – JLG Lift – 6-27
99133 99 POWER MODULE FAILURE - HWFS CODE 15 Hardware failsafe tests failed because the hardware failsafe the
contactor drive failsafe did not trip within the allowed test time
99134 99 POWER MODULE FAILURE - HWFS CODE 16 Hardware failsafe tests failed because the hardware failsafe the
contactor drive failsafe tripped tooslowly
99135 99 POWER MODULE FAILURE - HWFS CODE 17 Hardware failsafe tests failed because the hardware failsafe the
drive contactor failsafe tripped too quickly
99136 99 POWER MODULE FAILURE - HWFS TEST STALLED Hardware failsafe tests did not complete, but no reason can be
determined
99137 99 POWER MODULE FAILURE - LINE CONTACTOR DRIVER The line contactor energized when the footswitch was CLOSED
before it was ON, this maybe due to a failed driver within the
power module, or a power wiring error
99138 99 POWER MODULE FAILURE - TEMPERATURE SENSOR The temperature sensor measurement is invalid, this maybe due
to a disconnected wire within the power module.
99139 99 POWER MODULE FAILURE - CONTACTOR CODE 1 A contactor remained energized when turned OFF
99140 99 TILT MODULE FAILURE - INTERNAL ERROR Startup test detected faulty tilt sensors, or voltages on the tilt sen-
sor are bad (could be caused if positilt is mounted upside down or
vertical
99141 99 GROUND MODULE - OBSOLETE ON THIS VEHICLE The power module determined the hardware version of the
Ground module was incompatible with the current software
99142 99 48V PROTECTION TRIPPED The power module is not receiving acknowledgements from the
platform module or ground module to transmitted data, and the
protection circuit which supplies the platform and ground mod-
ules has tripped. This maybe due to wiring problems at the plat-
form or groundmodule.
Table 6-4. E300 Diagnostic Fault Codes
DTC
Flash
Code
Fault Message Description