LG200 Owner's Manual
Cabin Controller
Page 26
MTS-T4-LG200-Owners-Manual-052815
CODE
REMEDY/CAUSE
REMEDY/COMMENT
Error Code 15
External Temp
Disable Limit
Engine shut down due to
external temperature
outside the programmed
range.
The APU has been
programmed not to start when
the external temperature is
outside a preprogrammed
range.
Error Code 16
Module Reset
– Set
Clock
Power to the cabin
controller has been lost.
Reset clock.
Error Code 17
Service Exhaust
Filter
(for unit equipped
with Diesel
Particulate Filters)
Service exhaust filter if
unit is DPF equipped; if
not DPF equipped, then
power module failure
likely.
See authorized Dealer for
exhaust filter servicing or power
module diagnosis/replacement.
Error Code 18
Replace Exhaust
Filter (for unit
equipped with
Diesel Particulate
Filters)
Replace exhaust filter if
unit is DPF equipped; if
not DPF equipped, then
power module failure
likely.
See authorized Dealer for
exhaust filter replacement or
power module
diagnosis/replacement.
Error Code 19
Please Register
Unit
Unit will run for four (4)
hours after installation.
Registration code must be
entered into the cabin
controller display keypad.
To obtain registration code,
please call the APU
Manufacturer (1-800-249-6222)
with the serial # of your unit.
There is no charge for this
service.
Error Code 20
Water Valve
Overcurrent
Electronic coolant control
valve drawing excess
amperage.
Unplug J2 connector, turn
POWER ON again. Code
should not display when J2 is
unplugged.
Error Code 21
GP Overcurrent
Glow plug relay drawing
excess amperage.
Glow plug relay operation is
faulty or wire broken.