Detroit Diesel DDEC VI Application And Installation page 87

The pin assignments for the Common Powertrain Controller #4 connector (18–pin) for fire truck
applications are listed in Table 3-52.
The part numbers for the #4 connector, Key C and terminals are listed in Table 3-53.
Pin Signal Type
4/1 C_ECAN_L
4/2 C_ECAN_GND
4/3 C_ECAN_H
4/4 Digital Input_SFP_11
4/5 Digital Input_SFP_12
4/6 Digital Output_LP_FLEX_06
4/7 Digital Output_HP_LS_02
4/8 Digital Input_FLEX_E1
4/9 Digital Output_HP_FLEX_01
4/10 Digital Output_HP_HS_04
4/11 Frequency_SFP_10
4/12 PWM_FPO_01
4/13 Digital Input__FLEX_19
4/14 Digital Input_SFP_03
4/15 Digital Input_SFP_04
4/16 Digital Input_FLEX_17
4/17 Digital Input_FLEX_21
4/18 Digital Input_FLEX_18
Table 3-52 Connector #4 Pin Assignments – Fire Truck Application
Part
CPC - 18 Pin Connector - C Key
CPC - socket 0.5-1.0mm wire (single)
CPC - socket 1.0-2.5mm wire (single)
Table 3-53 Connector #4, 18–pin Connector, Key C
All information subject to change without notice. (Rev. 01/07)
7SA827 0701 Copyright © 2007 DETROIT DIESEL CORPORATION
DDEC VI ELECTRONIC CONTROLS APPLICATION AND INSTALLATION
Function
Engine CAN (+)
Engine CAN Shield
Engine CAN (+)
Not Populated
Not Populated
Wait to Start Lamp (Grid Heater)
High Exhaust System Temperature Lamp
Not Used
Not Used
Not Used
Not Used
Not Used
—
Not Populated
Not Populated
Neutral Switch
DPF Regeneration Switch
Engine Brake Disable
Connector
Front
Looking into the Pins on
the Harness
DDC Part Number
018 545 68 26
013 545 76 26
013 545 78 26
3-49