Operators Manual

Table Of Contents
1. HEST LAMP FLASHING: A Regeneration is in process and the system is
coming up to temperature.
2. Keep engine at slow idle (cannot be in Fast Idle or PTO Mode). Put
transmission in neutral (cycle out of neutral and then back into neutral) (if
equipped with an automatic transmission, cycle it into gear and then back to
neutral.).
NOTICE: Air tank pressure must be high enough for the parking brake
switch to hold in the OFF position.
3. Set park brake (cycle the park OFF to ON).
4. Press and release clutch pedal (if configured).
5. Hold DPF Switch to the ON position for five seconds and then release
(engine speed will increase and DPF lamp will go out).
DD Heavy Duty Platform Operators Manual
All information subject to change without notice. 97
DDC-SVC-MAN-0189 Copyright © 2022 DETROIT DIESEL CORPORATION