DDEC IV COMPONENTS
Variable Pressure Output Device (VPOD)
There are two VPODs which control the VNT and EGR valve. See Figure 2-5. The location of
the VPODs are application dependent.
Two system components are required for proper operation of EGR valve and VNT control system.
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12V or 24V power supply
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DDEC IV ECM: PWM#2 (Y1) EGR and PWM#4 (X2) VNT
Figure 2-5
EGR Valve and VNT Control System
2-6
All information subject to change without notice.
(Rev. June 2005)
7SE60 0506
Copyright © 2005 DETROIT DIESEL CORPORATION