D Group 37 Electrical Schematic EC ABS Control Bendix Fig. 37: EC page 43 ED ABS Control Bendix ESP Fig. 38: ED page 44 FA Air Dryer / Heated Drain Valve Fig. 39: FA page 45 FB Lift Axle, VHD Fig. 40: FB page 46 FC Suspension Dump, 5th Wheel Slide Fig. 41: FC page 47 FD Differential Lock VN, VHD Fig. 42: FD page 48 FE Central Tire Inflation system Fig. 43: FE page 49 GA LCM Lighting Control Module (1 of 2) Fig. 44: GA page 50 GB LCM Lighting Control Module (2 of 2) Fig. 45: GB page 51 GC Marker Lights Fig. 46: GC page 52 GD Driving / Signal Lights Fig. 47: GD page 53 GE Driving / Fog Lights Fig. 48: GE page 54 GF Tail Lights and Alarm Fig. 49: GF page 55 GG Back of Cab Lights, Daycabs Fig.
50: GG page 56 GH Back of Cab Lights, Sleeper cabs Fig. 51: GH page 57 GI Snowplow and Beacon Lights Fig. 52: GI page 58 GP Windshield Wiper/Washer Fig. 53: GP page 59 GQ Horn Fig. 54: GQ page 60 HA Climate Control Unit Fig. 55: HA page 61 HB Climate Control Unit, Bunk Fig. 56: HB page 62 HC Shore Power/Inverter Fig. 57: HC page 63 HD Bunk Functions/Refrigerator (VN 430, 630, 670) Fig. 58: HD page 64 HE Bunk Functions/Refrigerator/Sink (VN 780) Fig. 59: HE page 65 HF L3 Sleeper Functions without LECM Fig. 60: HF page 66 HG Sleeper Climate Control without LECM L3 Fig. 61: HG page 67 IA Interior Courtesy Lights Fig. 62: IA page 68 IB Power Seats Fig. 63:
IB page 69 IC Power Windows/Electric Mirrors Fig. 64: IC page 70 ID Power Windows/Mirrors without DCP Fig. 65: ID page 71 IE Central/Remote Door Locking Fig. 66: IE page 72 IF Cigar Lighter/Auxiliary Power (Cab Front) Fig. 67: IF page 73 JA SRS Airbag Fig. 68: JA page 74 JB VORAD Fig. 69: JB page 75 JC Steering Wheel Module/Marker Interrupt Switches Fig. 70: JC page 76 KA Audio System, 4-speaker Fig. 71: KA page 77 KB Audio System, 6-speaker Fig. 72: KB page 78 KC Audio System, 6-speaker with subwoofer, TV Prep Fig. 73: KC page 79 5