Peterbilt 379 Complete Vehicle Electrical Wiring Diagrams:

• Includes following engines: CAT C11,C13,C15, Cummins ISC, ISM, ISL, ISX
• Complete fully detailed wiring diagrams showing all Peterbilt 379 systems over the entire vehicle
• Includes wire colors, connector locations, connector pin-outs (circuit positions) & connector illustrations.
• 98 Paper Pages: 16 x 24 inches each page

Sheet # & Page Title
1) INDEX
2) HARNESS ARCHITECTURE
3) LOCATION OF MAJOR COMPONENTS
4) LOCATION OF MAJOR COMPONENTS
5) SYMBOLS INDEX
6) SYMBOLS INDEX ( CONTINUED )
7) SYMBOLS INDEX ( CONTINUED )
8) SYMBOLS INDEX ( CONTINUED )
9) CHARGE AND START
10) POWER DISTRIBUTION - UNSWITCHED CIRCUITS
11) POWER DISTRIBUTION - IGNITION SWITCHED CIRCUITS
12) POWER DISTRIBUTION - ACCESSORY SWITCHED CIRCUITS
13) POWER DISTRIBUTION - CIRCUIT BREAKER - ENGINE
14) TURN SIGNALS / HAZARD LIGHTS
15) STOP LAMPS
16) MARKER / CLEARANCE LAMPS / LEFT POLE / RIGHT POLE
17) HEADLAMPS
18) BACK - UP LIGHT SWITCH
19) DAYCAB AD / LOADLIGHTS
20) SLEEPER AD / LOADLIGHTS - 48" / 63" HIGH ROOF
21) FOG LIGHTS
22) CAB DOOR LOCKS
23) REMOTE KEYLESS ENTRY RELAY - OPTIONAL
24) CAB DOME LIGHT / DOOR LAMPS / DOOR JAMB / ALARM
25) CAB FOOTLIGHTS / CIGAR LIGHTER / POWER POINT / B - PANEL POWER POINT
26) 48" / 63" HIGH ROOF SLEEPER LIGHTS / DOOR LOCK / DOOR JAMB
27) 48" / 63" HIGH ROOF SLEEPER POWER ACCESS OUTLETS
28) 48" / 63" LOW ROOF SLEEPER
29) 70" SLEEPER
30) 36" SLEEPER
31) LH DOOR ELECTRIC WINDOW LIFT
32) RH DOOR ELECTRIC WINDOW LIFT
33) MIRRORS - STANDARD / MOTORIZED / HEATED AND MIRROR CONTROL
34) CB RADIO
35) DASH RADIO
36) CAB ROOF SPEAKERS - CONCERT CLASS / CONCERT CLASS PREMIUM
37) CAB ROOF SPEAKERS - CONCERT CLASS EHD
38) RADIO - 48" / 63" / 70" SLEEPER
39) CLOCK
40) WIPER / WASHER
41) ELECTRIC HORN
42) CAB HVAC
43) SLEEPER HVAC - ALL SLEEPERS
44) SLEEPER LOAD CENTER
45) SLEEPER POWER SUPPLY HARNESS
46) NAMUX
47) BACK - LIGHTING ( +12 VOLTS ) AND PANEL LAMPS DIMMER
48) BACK - LIGHTING NEGATIVE LINKS ( GROUND )
49) OUTSIDE AIR TEMPERATURE
50) FIFTH WHEEL / DIFF LOCK / SUSPENSION DUMP VALVE / SPARE ROCKER SWITCHES
51) FUEL LEVEL
52) FUEL FILTER - ACCESSORY POWER
53) PARK BRAKE
54) FORWARD AND REAR DRIVER AXLE TEMP
55) VORAD
56) AIR DRYER
57) FUEL FILTER RESTRICTION
58) TIRE PRESSURE CONTROL SYSTEM ( TPCS ) CAB & CHASSIS
59) AUX TRANSMISSION OIL TEMP
60) EATON ULTRASHIFT TRANSMISSION
61) EATON AUTOSHIFT TRANSMISSION
62) EATON AUTOSHIFT AND ULTRASHIFT TRANSMISSION ( CONTINUED )
63) MERITOR FREEDOMLINE TRANSMISSION
64) WTEC TRANSMISSION ( ALLISON )
65) WTEC TRANSMISSION ( ALLISON ) ( CONTINUED )
66) EATON LIGHTNING TRANSMISSION POWER
67) MAIN CAB ABS CONNECTIONS
68) BENDIX ABS SYSTEM
69) BENDIX ABS SYSTEM ( CONTINUED )
70) BENDIX ABS ( CHASSIS )
71) WABCO ABS SYSTEM ( E-BASIC )
72) WABCO ABS SYSTEM ( E-UNIVERSAL )
73) TRAILER ABS
74) MAIN CAB ENGINE FIREWALL BULKHEAD
75) ENGINE - CAT C11 / C13 AND C15
76) ENGINE - CAT C11 / C13 AND C15 ( CONTINUED )
77) ENGINE - CUM ISM
78) ENGINE - CUM ISC / ISL
79) ENGINE - CUM ISX
80) ENGINE - CUM ISM ( BJ SERVICES )
81) ENGINE - CUM ISM ( BJ SERVICES ) ( CONTINUED )
82) ENGINE - CUM ISM ( BJ SERVICES )
83) ENGINE - CUM ISM ( BJ SERVICES ) ( CONTINUED )
84) ENGINE - CUM ISX ( BJ SERVICES )
85) ENGINE - CUM ISX ( BJ SERVICES ) ( CONTINUED )
86) ENGINE ECU POWER
87) CHASSIS SPARE GROUNDS
88) MAIN CAB SPARE RELAY
89) CHASSIS SENSOR ADD-ON - TRANSFER CASE OIL TEMP / BRAKESAVER OIL TEMP /
GENERAL OIL TEMP / AUX XSMN OIL TEMP # 3 / PTO OIL TEMP
90) CUMMINS ICON2 IDLE CONTROL
91) J1939 ARCHITECTURE
92) TELEMATICS
93) SLEEPER LVD / LVD ADAPTER
94) CUMMINS DUAL STATION CONTROLS ( BJ SERVICES )
95) ENGINE BRAKE CONTROLS
96) ENGINE FAN CONTROLS
97) LIFT AXLE CONTROL ( W/O AUTO-REVERSE )
98) LIFT AXLE CONTROL ( W/ AUTO-REVERSE )