3200, 4100, 4300, 4400, 7300, 7400, 7500, 7600, 7700, 8500, 8600, RXT Models Built March 1, 2007 to March 18, 2008 — ELECTRICAL CIRCUIT DIAGRAMS i Table of Contents 1. TABLE OF CONTENTS (CHAPTER 1)..............................................................................1 2. INSTRUCTIONS AND CHARTS (CHAPTER 2).....................................................................1 2.1. ABBREVIATIONS, P. 1.....................................................................................1 2.2. ACRONYMS, P. 2...........................................................................................2 2.3. CIRCUIT DIAGRAM INSTRUCTIONS, P.
3..............................................................3 2.4. CIRCUIT NUMBER IDENTIFICATION AND COLOR, P. 4.............................................4 2.5. CIRCUIT NUMBER IDENTIFICATION AND COLOR, P. 5.............................................5 2.6. CIRCUIT NUMBER IDENTIFICATION AND COLOR, P. 6.............................................6 2.7. LAMP BULB CHART, P. 7.................................................................................7 2.8. RELAY FUNCTION AND WIRING GUIDE, P. 8.........................................................8 2.9. SCHEMATIC SYMBOL CHART, P. 9.....................................................................9 2.10.
SCHEMATIC SYMBOL CHART, P. 10.................................................................10 2.11. SCHEMATIC SYMBOL CHART, P. 11.................................................................11 2.12. SCHEMATIC SYMBOL CHART, P.12..................................................................12 3. 12 VOLT POWER DISTRIBUTION, GROUNDS, DATA BUS AND ELECTRICAL SYSTEM CONTROLLER (CHAPTER 3)........................................................................................................13 3.1. BATTERY FEED, P. 1.....................................................................................13 3.2. BATTERY FEED, P.
2.....................................................................................14 3.3. BATTERY FEED, P. 3.....................................................................................15 3.4. ACCESSORY FEED, P. 4.................................................................................16 3.5. IGNITION FEED — STANDARD, THEFT DETERRENT, REMOTE START/STOP, P. 5..........17 3.6. IGNITION FEED RELAY 1, P. 6..........................................................................18 3.7. IGNITION FEED RELAY 2, P. 7..........................................................................19 3.8. IGNITION FEED RELAY 3, P.
8..........................................................................20 3.9. J1708 DATA LINK — PUBLIC EFFECTS, P. 9........................................................21 3.10. J1708 DATA LINK — PUBLIC EFFECTS, P. 10.....................................................22 3.11. J1708 DATA LINK — PRIVATE WITH POWER WINDOW AND LOCK, P. 11....................23 3.12. J1939 DATA LINK, P. 12................................................................................24 3.13. J1939 DATA LINK WITH OPTIONS, P. 13............................................................25 3.14. J1939 DATA LINK WITH OPTIONS, P. 14............................................................26 3.15.
J1939 DATA LINK — ISM 2007 ENGINE, P. 15......................................................27 3.16. J1939 DATA LINK — I6 2007 ENGINE, P. 16........................................................28 3.17. J1939 DATA LINK — C11/C13 2007 ENGINE, P. 17................................................29 3.18. GROUND — IP, P. 18....................................................................................30 3.19. GROUND — IP, P. 19....................................................................................31 3.20. GROUND — IP, P. 20....................................................................................32 3.21. GROUND — IP, P.
21....................................................................................33 3.22. ENGINE GROUND, P. 22................................................................................34 3.23. ENGINE GROUND, P. 23................................................................................35 3.24. GROUND — CHASSIS, P. 24...........................................................................36 3.25. GROUND — CHASSIS WITH HEAVY DUTY DIESEL, P. 25.......................................37 3.26. GROUND — CHASSIS, P. 26...........................................................................38 3.27. ZERO VOLT REFERENCE, P.
27......................................................................39 3.28. ZERO VOLT REFERENCE, P. 28......................................................................40 3.29. GROUND — CHASSIS, P. 29...........................................................................41 S08322