Ddec V
Ddec V
Ddec V
History of DDEC V
1999 - Kick off for use with EGR in Oct 2002
Designed for Common Rail Injection
25ST0072-2
Rev. 04/4/00
DDEC V Features
DDEC V Electronic Control
Module (ECU)
4 Times More Memory
Two 68 Pin Connectors Instead of
Current Six Connectors
Benefits
25ST0072-2
Rev. 04/4/00
25ST0072-2
Rev. 04/4/00
25ST0072-2
Rev. 04/4/00
25ST0072-2
Rev. 04/4/00
DDEC V ECU
25ST0072-2
Rev. 04/4/00
DDEC V ECU
25ST0072-2
Rev. 04/4/00
DDEC V Electronics
Utilizes New Tyco/AMP Connectors for Improved
Harness Design and Reliability
Uses Framatome (FCI) Connectors for Sensors
Connectors were introduced for EGR engines in Oct 2002
25ST0072-2
Rev. 04/4/00
DDEC V Software
First Release for December 2003
25ST0072-2
Rev. 04/4/00
10
25ST0072-2
Rev. 04/4/00
DDEC V Codes
Sensor
Function
Barometric Pressure
Sensor (Baro Sensor)
Camshaft Position
Sensor (CMP Sensor)
Crankshaft Position
Sensor (CKP Sensor)
Engine Coolant
Temperature Sensor
(ECT Sensor)
11
25ST0072-2
Rev. 04/4/00
Function
Engine Oil
Temperature Sensor
(EOT Sensor)
Fuel Restriction
Sensor
Intake Air Temperature Senses air temperature for functions such as fan
Sensor (IAT Sensor)
control and engine fueling.
Intake Manifold
Pressure Sensor
(IMP Sensor)
12
25ST0072-2
Rev. 04/4/00
Function
Supply Fuel
Temperature Sensor
(SFT Sensor)
Turbo Compressor
Temperature Out
Sensor
13
Electronic
Control
Module
(ECM)
Timing Reference
Electronic Foot
Pedal Assembly
(ECU)
EUI
Optimized Idle
TCITS OEM
Fan Controls
Engine Brake
ISD / Vehicle
Power Down
Communication
DDR Interface/ DDDL/ Reprogramming
PWM Ports
Stop
Engine
Check
Engine
MASS
Oil level/Fuel Restriction
Crankcase Pressure
Barometric
Pressure
TCOTS
25ST0072-2
Rev. 04/4/00
Cruise Control
Vehicle Speed Limiting
Vehicle Speed Sensor
Coolant Level
VSG Control
Progressive Shift
Pressure Governor
Diagnostic
Request
+
Battery
Stop Engine
Override
Hydraulic EGR
Valve
VNT
14
25ST0072-2
Rev. 04/4/00
16
Electronic
Control
Module
(ECM)
Timing Reference
Electronic Foot
Pedal Assembly
(ECU)
EUI
Optimized Idle
Fan Controls
Engine Brake
ISD / Vehicle
Power Down
Communication
DDR Interface/ DDDL/ Reprogramming
PWM Ports
Check
Engine
MASS
Stop
Engine
Barometric
Pressure
TCOTS
25ST0072-2
Rev. 04/4/00
Cruise Control
Vehicle Speed Limiting
Vehicle Speed Sensor
Coolant Level
VSG Control
Progressive Shift
Pressure Governor
Diagnostic
Request
+
Battery
Stop Engine
Override
17
25ST0072-2
Rev. 04/4/00
18
25ST0072-2
Rev. 04/4/00
Bosch N3
Bosch N3
Electronic Fuel Injector
Internal Solenoid
Reduced Internal Fuel Volume
Utilize Electrical Connector Instead of Ring
Terminals
Designed to Accept SS Injector Sleeve
Benefits
25ST0072-2
Rev. 04/4/00
20
25ST0072-2
Rev. 04/4/00
21
25ST0072-2
Rev. 04/4/00
Performance
Reduced Trapped Volume
Faster Response Time
Improved End of Injection
Behavior
Reduced Weight (~15 lb. per
engine)
22
DDEC V
Sensor Wiring
25ST0072-2
Rev. 04/4/00
24
25ST0072-2
Rev. 04/4/00
CEL/AWL
Ignition
SEL/RSL
Ignition
Indicator
Ignition
25ST0072-2
Rev. 04/4/00
26
DDEC V
Service Tools
25ST0072-2
Rev. 04/4/00
Service Tools
Test Sensors
25ST0072-2
Rev. 04/4/00
EGR Cooler
Injector
Overhead
EGR Valve
Questions ?