Detroit Diesel DDEC VI Application And Installation page 185

4.1.26 TRANSMISSION RETARDER ACTIVE
This input indicates that the transmission retarder is active. When the input is switched to ground,
the fan is turned off. When the input is open, the fan will be turned on. The fan will be on for a
minimum of 30 seconds. Refer to the transmission manufacturers documentation to determine
when to connect this input.
Installation
The transmission retarder input is wired to pin 1/1.
Programming Requirements & Flexibility
The options for this digital input are listed in Table 4-23.
Parameter
Parameter
Group
13 1 01 DI Selection
* Not supported in NAFTA
Table 4-23 Transmission Retarder Input Options
All information subject to change without notice. (Rev. 01/07)
7SA827 0701 Copyright © 2007 DETROIT DIESEL CORPORATION
DDEC VI ELECTRONIC CONTROLS APPLICATION AND INSTALLATION
Options
0 = Disable
1 = Enable Dual Speed Axle
2 = Enable Transmission
Retarder Input
3 = FUSO Auxiliary Brake
Cut Switch*
Default Access
0 = Disable VEPS or DRS
4-25