Detroit Diesel Engine DDEC V Wiring diagrams
LABEL
AMBER WARNING LAMP
RED STOP LAMP
SERVICE BRAKE RELEASED
FAN CONTROL #1
DIGITAL OUTPUT
DIGITAL OUTPUT
VEHICLE PWR SHUTDOWN
RESUME/ACCEL
CRUISE ENABLE
CLUTCH RELEASED
SENSOR SUPPLY #1
SENSOR SUPPLY #2
THROTTLE POSITION
VSG
IGNITION
IDLE VALIDATION
VEHICLE SPEED SENSOR (+)
VEHICLE SPEED SENSOR (-)
NO CONNECTION
NO CONNECTION
NO CONNECTION
AIR FILTER RESTRICTION
EXHAUST TEMPERATURE
SEO/DIAG REQUEST
A/C STATUS
ANALOG INPUT - 1.5kΩ PULLUP
TURBO COMPRESSOR IN TEMP
NO CONNECTION
EXHAUST BACK PRESSURE OR
CAVITY
V-1
V-2
V-3
V-4
V-5
V-6
V-7
V-8
V-9
V-10
V-11
V-12
V-13
V-14
V-15
V-16
V-17
V-18
V-19
V-20
V-21
V-22
V-23
V-24
V-25
V-26
V-27
V-28
V-29
FIRE TRUCK PUMP PRESSURE
NO CONNECTION
TACHOMETER
FREQUENCY - SPARE
FREQUENCY - SPARE
NO CONNECTION
NO CONNECTION
NO CONNECTION
ADD COOLANT LEVEL
COOLANT LEVEL - SHUTDOWN
ENGINE BRAKE LOW
OI ALARM
AUX SHUTDOWN #1
OI THERMOSTAT
J 1939 DL (+)
J 1939 DL SHIELD
NO CONNECTION
PWM OUTPUT
SET/COAST
ANALOG INPUT - 1.5kΩ PULLUP
FAN CONTROL OVERRIDE
PARK BRAKE
ENG BRAKE MED
PWM OUTPUT
ETHER START
OI STARTER
OI ACTIVE LAMP
J 1587 +
J 1587J 1939 DL (-)
SENSOR RETURN #2
SENSOR RETURN #1
+12V / +24V
+12V / +24V
BATTERY GROUND
BATTERY GROUND
+12V / +24V
+12V / +24V
BATTERY GROUND
BATTERY GROUND
All information subject to change without notice. (Rev. 6/05)
7SA821 0506 Copyright © 2005 DETROIT DIESEL CORPORATION
V-30
V-31
V-32
V-33
V-34
V-35
V-36
V-37
V-38
V-39
V-40
V-41
V-42
V-43
V-44
V-45
V-46
V-47
V-48
V-49
V-50
V-51
V-52
V-53
V-54
V-55
V-56
V-57
V-58
V-59
V-60
V-61
V-62
V-63
V-64
V-65
V-66
V-67
V-68
46
31
55
40
56
41
60
45
65
68
68-WAY CONNECTOR
DDC P/N: 23528252
14 AWG TERMINAL
DDC P/N: 23528272
16
POWER WIRING
1
25
10
26
CAVITY
V-61
V-62
V-65
V-66
V-63
V-64
V-67
V-68
LABEL
BATTERY (+)
BATTERY (+)
BATTERY (+)
BATTERY (+)
BATTERY (-)
BATTERY (-)
BATTERY (-)
BATTERY (-)
11
30
15
61
64
18 AWG TERMINAL
DDC P/N: 23528271
SHROUD SIDE
OF CONNECTOR
V-15
MUST PROVIDE IGNITION POWER
IN RUN AND CRANK MODES.
DO NOT SOURCE ANY NON-DDEC
ACCESSORY FROM IGN CIRCUIT (V-15)
TURBO COMPRESSOR IN TEMP
CAVITY
V-27
V-59
LABEL
TCI
SENSOR RETURN #2
ENGINE COOLANT LEVEL SENSOR - SHUTDOWN
CAVITY
V-38
V-60
LABEL
COOLANT LEVEL
SENSOR RETURN
MAINTENANCE ALERT SYSTEM ONLY
CAVITY
V-37
V-60
V-11 SENSOR SUPPLY #1
V-22
V-60
V-60 SENSOR RETURN #1
V-11
V-29
LABEL
ADD COOLANT LEVEL
SENSOR RETURN
AIR FILTER RESTRICTION
SENSOR RETURN #1
SENSOR SUPPLY #1
PUMP PRESSURE
COACH APPLICATIONS ONLY
V-60 SENSOR RETURN #1
V-29
V-11
V-60 SENSOR RETURN #1
V-23
EXHAUST BACK PRESSURE
SENSOR SUPPLY #1
EXHAUST TEMPERATURE
SWITCHED
IGNITION
2
1
A
B
A
B
TURBO
COMPRESSOR
IN TEMP
COOLANT LEVEL
SENSOR
SHUTDOWN
ADD
COOLANT
LEVEL
A
B
C
A
B
C
1
2
3
A
B
30 AMP
AIR
FILTER
RESTRICTION
FIRE TRUCK
PUMP
PRESSURE
EXHAUST
BACK
PRESSURE
EXHAUST
TEMPERATURE
BATTERY (+)
BATTERY (-)
IGNITION
FUSE
SPARE DIGITAL & PWM OUTPUTS/INPUTS
CAVITY
V-5
LOW SIDE DIGITAL OUTPUT
V-6
LOW SIDE DIGITAL OUTPUT
V-52
V-46
V-48
V-11
V-60
V-26
V-11
V-60
* NOT USED FOR DIGITAL INPUTS
RESISTORS ARE INTERNAL TO ECU
LABEL
PWM OUTPUT
PWM OUTPUT
INPUT
SENSOR SUPPLY #1*
SENSOR RETURN #1
INPUT
SENSOR SUPPLY #1*
SENSOR RETURN #1
INPUT WITH
1.5kΩ PULL-UP
INPUT WITH
1.5kΩ PULL-UP
INSTRUMENT PANEL
CAVITY
V-02
V-01
V-31
LABEL
RSL
AWL
TACH OUTPUT
ENGINE BRAKE SWITCHES
V-39
V-51
V-59
ENG. BRAKE LOW
ENG. BRAKE MED
SENSOR RETURN
DIAGNOSTIC REQUEST / STOP ENGINE OVERRIDE
V-24
V-59
DIAG REQ/SEO
SENSOR RETURN
FAN CONTROL - SINGLE SPEED FAN
V-25
V-49
V-59
A/C STATUS
FAN CTRL OVERRIDE
SENSOR RETURN
FAN CONTROL #1 V-4
PARKING BRAKE & VEHICLE POWER SHUTDOWN
V-50
PARK BRAKE
SENSOR RETURN V-59
VEHICLE POWER SHUTDOWN V-7
VEHICLE INTERFACE HARNESS
CAVITY
V-11
V-13
V-60
V-16
V-59
V-11
V-14
V-60
RED STOP LAMP
AMBER WARNING LAMP
DIAGNOSTIC REQ/
SEO SWITCH
GOVERNOR
THROTTLE PEDAL
LABEL
SENSOR SUPPLY #1
ALSG
SENSOR RETURN #1
IDLE VALIDATION
SENSOR RETURN #2
SENSOR SUPPLY #1
VSG
SENSOR RETURN #1
C
B
A
C
B
A
IGN
IGN
+12/24V
IGN
DDEC V
CRUISE CONTROL
CAVITY
+12/24V
AUTOMOTIVE
DIGITAL OUTPUT
LIMITING
SPEED
GOVERNOR
V-9
V-8
RESUME/ACCEL
IDLE
VALIDATION
(REQUIRED)
VARIABLE
SPEED
GOVERNOR
(OPTIONAL)
V-47
V-3
V-10
V-59
V-17
V-18
SERVICE BRAKE
VEHICLE SPEED SENSOR
SIGNAL
RETURN
OPTIMIZED IDLE (OPTIONAL)
CAVITY
V-55
V-54
V-40
(REFER TO OPTIMIZED IDLE FOR RELAY REQUIREMENTS)
V-42
LABEL
OI ACTIVE LAMP
OI STARTER
OI ALARM
OI THERMOSTAT
+12/24V
+12/24V
+12/24V
TO PIN D
OF
THERMOSTAT
CONNECTOR
DIAGNOSTIC CONNECTOR
CAVITY
-
V-43
V-58
V-44
V-56
V-57
-
-
CONNECTOR
DEUTSCH P/N: HD10-9-1939P
DDC P/N: 23529496
TERMINAL
DEUTSCH P/N: 0460-202-16141
DDC P/N: 23507132
DDC CONNECTOR
A
B
C
D
E
F
G
H
J
CAVITY PLUG
DEUTSCH P/N: 114017
DDC P/N: 23507136
CONNECTOR COVER
DEUTSCH P/N: HDC16-9
DDC P/N: 23529497
J 1939 DATA LINK (+)
J 1939 DATA LINK (-)
J 1939 SHIELD
J 1587 DATA LINK (+)
J 1587 DATA LINK (-)
DASH PANEL
CRUISE
ENABLE
SWITCH
SWITCH
SET/COAST
SWITCH
SWITCH
CLUTCH
SWITCH
SENSOR RETURN #2
LABEL
GND
+12/24 V
PLUG
PLUG
ON
OFF
ON
OFF
OFF
OFF
ON
OFF
ON
ON
40106
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