Operation and maintenance manual

Section 190-0000
Electrical System - Circuit Diagrams (DDEC IV, 6WG 310)
SM 2126 Rev 2 06-04
2
DDEC IV COMPONENT
AND CABLE DESIGNATIONS
STANDARD (DDEC) CABLES
109 - Timing reference sender ground
110 - Timing reference sender supply
111 - Sync reference sender supply
112 - Sync reference sender ground
115 - ECM supply to coolant level sender
120 - Oil temperature sender supply
132 - Air temperature sender supply
133 - Coolant temperature sender supply
150 - ECM to master switch ground
151 - ECM to master switch ground
240 - 24 Volt battery post to ECM via 15A fuse
241 - 24 Volt battery post to ECM via 15A fuse
416 - Engine sender supplys (5VDC)
417 - Throttle position sender signal
419 - Check engine light ground to ECM
432 - Turbo boost sender signal
439 - Ignition sensed supplys
440 - 24 Volt battery post to ignition relay
452 - Engine sender returns
472 - Fuel temperature sender supply
509 - Stop engine light ground to ECM
528 - Diagnostic/stop engine override switch
530 - Oil pressure sender signal
NOTES:
1. DDEC IV WIRE NUMBERS ARE IN ( ).
2. WIRES MARKED * ARE SUPPLIED WITH
ENGINE.
3. SOME DDEC III & IV HARNESSES ARE
SHIELDED FROM ELECTRO MAGNETIC
INDUCTION WHERE THEY RUN CLOSE TO
OTHER VEHICLE SYSTEMS.
531 - Digital input transmission lockup
561 - Engine compression brake low solenoid
562 - Engine compression brake medium solenoids
583 - Digital input engine compression brake low
611 - Injector 1 power drive
612 - Injector 5 power drive
613 - Injector 3 power drive
614 - Injector 6 power drive
615 - Injector 2 power drive
616 - Injector 4 power drive
619 - Injectors 1, 2, 3 returns
620 - Injectors 4, 5, 6 returns
900 - Data link diagnostics supply
901 - Data links diagnostics return
905 - Fuel pressure sender signal
911 - PWM radiator fan ground
916 - Throttle sender supply (5VDC)
925 - CAN H / J1939 (+) control link data
926 - CAN L / J1939 (-) control link data
927 - CAN SHLD / J1939 shield
952 - Throttle return
953 - Master switch grounds
979 - Digital input engine compression brake
medium
DIODE
INDICATOR LIGHT RESISTOR
FUSE
CABLES TWISTED
30 TURNS / metre
SCREENED
CABLES
TERMINAL DESIGNATIONS IN ACCORDANCE
WITH DIN 72 552
L - LEFT R - RIGHT F - FRONT B - BACK
TRAILER
CONNECTION