Operators Manual

Table Of Contents
Table 8.
Lamp Lamp Name Description Results
Red Stop Lamp
(RSL)
Indicates a major
engine fault that may
result in engine
damage. Engine
derate and/or
shutdown sequence
will be initiated.
Move the vehicle to
the nearest safe
location and shut
down the engine. Call
for service.
Lamp Solid Lamp Flashing
At the start of every ignition cycle (bulb
check).
A potential engine damaging fault is
detected.
Flashes when engine protection shutdown
occurs.
Diagnostic request switch is used to
activate the RSL to flash active codes.
(EPA07 function only).
Diesel Particulate Filter Regeneration Lamp
Table 9.
Lamp Lamp Name Description Results
Diesel Particulate
Filter Regeneration
Lamp
Solid yellow indicates
a regeneration is
required. Blinking
yellow, derate and/or
shutdown are
possible as soot load
continues to
increase. Lamp will
shut off during
parked regeneration.
Lamp Solid -
regeneration is
required. Lamp
Flashing-
regeneration is
required immediately.
Lamp Solid Lamp Flashing
At the start of every ignition cycle (bulb
check).
Regeneration is required.
When a regeneration is required immediately
(if the lamp flashing is ignored), a derate
and/or shutdown could occur.
High Exhaust System Temperature Lamp
Instrument Panel Lamps
106 All information subject to change without notice.
Copyright © 2022 DETROIT DIESEL CORPORATION DDC-SVC-MAN-0189