Schematic - 379 379e Model Family Electrical manual 1) INDEX 2) HARNESS A RCHITECTURE 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 SWITCH 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) ICON2 IDLE CONTROL 91) J1939 ARCHITECTURE 92) TELEMATICS 93) SLEEPER LVD / LVD ADAPTER 94) 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 )