Navistar HV LT MV RH Electrical Systems Integration Guide 2022 – BCM, Multiplex & Body Builder Wiring Manual

Description

Navistar HV LT MV RH Electrical Systems Integration Guide

This 761-page Navistar HV LT MV RH Electrical Systems Integration Guide is the definitive reference for integrating electrical equipment on International trucks built on the Heavy Vocational (HV), Line Haul Transport (LT), Medium Vocational (MV), and Regional Haul (RH) platforms. Published May 24, 2022, it covers the complete Diamond Logic electrical architecture from the Body Control Module out to every switch-pack, air solenoid, remote power module, and chassis harness connector the body builder or installer will encounter.

Whether you are wiring a new dump body, adding a plow harness, installing a lift axle control system, or diagnosing a multiplex fault, this guide gives you the connector pinouts, programmable parameter tables, wiring diagrams, and diagnostic procedures needed to complete the job correctly.

File Details

• Manual Type: Electrical Systems Integration Guide (Body Builder reference)
• Brand: Navistar / International
• Platforms Covered: Heavy Vocational (HV), Line Haul Transport (LT), Medium Vocational (MV), Regional Haul (RH)
• Language: English
• Page Count: 761
• File Format: PDF
• Revision Date: 5/24/2022

Chapters Covered

• Vehicle Architectures
• Body Control Module (BCM)
• Multiplex Switch-Packs (Center Panel Mounted)
• Customized Steering Wheel Switches
• Air Solenoid 4-Packs
• Lighting Control Module
• Remote Power Module
• Instrument Panels
• Air Conditioning
• Air Solenoid Features (Normally Open, Closed and Air Horn)
• Battery Disconnect Switch Features
• Body Builder Integration Harnesses
• Body Builder Wiring for Stop/Turn/Tail Lights and Through Power
• CB and 2-Way Radio Accommodation Packages
• Engine Speed Control Features and Accommodation Packages
• Fog, Plow and Guide Post Accommodation Packages
• Disable ABS/ATC for Rail Applications
• Lift Axles
• Gauges and Fault Code Display
• In Cab Battery Feed Power Source
• Indicator Lights and Alarms
• Liftgate Accommodation Packages
• Power Features using Remote Power Modules
• Power Window, Locks, Remote Keyless Entry
• Productivity Features
• PTO (Power Take Off) and PTO Hour Meter
• Remote Power Modules
• Remote Start/Stop Features
• Secondary Road Speed Limit
• Standard Electrical Offerings
• Theft Deterrent
• Eaton Transmission Spare Input/Output and Sales Codes
• Allison 1000 and 2000 Transmission Spare Input/Output
• Allison 3000 and 4000 Transmission Auto Neutral
• Allison 3000 and 4000 Transmission Spare Input/Output
• Work Light and Outside Cab Power Features
• Appendix – General Electrical Section

Vehicle Architectures and Multiplexing

The opening chapters explain the multiplex architecture that replaced point-to-point wiring on earlier International models. You get the full vehicle multiplex topology, the power distribution architecture from battery through the Exterior and Interior Power Distribution Modules, and the data link rates that connect the BCM, instrument cluster, engine controller, and body builder devices. This is the foundation for understanding where every circuit in the truck originates.

Body Control Module (BCM) Gen IV

This is the core of the book. The BCM Gen IV chapters document the module location, its internal real-time clock battery and replacement procedure, and full connector pinouts across seven connectors: J1 through J7. Each connector section lists every I/O pin, its function (analog input, digital input, high-side output, low-side output), and the circuit ampacity. If you need to tap into a factory circuit or diagnose a body function, the answer is in these tables. Also covered are the BCM software feature codes and programmable parameters that control the entire electrical system.

Multiplex Switch-Packs and Steering Wheel Switches

Covers the center-panel switch pack housing, covers, storage bins, actuators, blanks, indicators, and warning lights. Includes ten switch label applique sheets covering Utility/Wrecker, Fire, Limo/Bus/Propane, Airport Refueler/Concrete Mixer, Plow/Dump, Tanker, Ambulance/Fire, Adv Fire/Ambulance, On/Off/Blank, and Miscellaneous labels. The steering wheel switch section covers the customizable switch pods and the required Body Controller feature codes for DLB programming.

Air Solenoid Systems

Details the 4-pack air solenoid modules, wiring, and the three solenoid variants (normally closed 6-CFM with yellow collar, normally closed 4-CFM with black collar, normally open 4-CFM with white collar). Also covers the full air solenoid feature range from single to six solenoids (08WGA through 08WKM), with part numbers and test procedures for each.

Body Builder Wiring and Trailer Connections

The stop/turn/tail wiring chapter covers 08HAA through 08WEB, including 7-way and 3-way sealed connectors at BOC, EOF, and inside cab, electric trailer brake accommodation packages (08HAG, 08HAH), auxiliary trailer sockets (08THG, 08THH, 08THU, 08TKK), and special body harnesses for drop-frame beverage bodies. Includes diagnostic current parameter tables for trailer lamp circuits.

Engine Speed Control and PTO Features

Covers the full range of remote engine speed control: J1939 datalink control for Navistar A26 engines, hand control throttles (12VXT, 12VXU, 12VXV), remote mounted PTO controls for Navistar and Cummins engines (12VGA, 12XAT, 12XBM), and body-integrated throttle control accommodations (60AJA, 60AJE, 60AJG, 60AJH, 60AJJ). The PTO chapter covers dash-mounted controls, PTO hour meters, and multiple accommodation features for cable shift, Lectra-Shift, electric-over-hydraulic, electric-over-air non-clutched, and electric-over-air clutched PTOs, with full engagement, disengagement, and alarm parameter tables.

Remote Power Modules (RPM)

Covers the RPM composite views, CAN pass-through connector, body equipment power output connector, signal input connector, address jumper locations, and power connections. Includes the full range of mounting options: under cab, on battery box, inside cab behind driver seat, at end of frame, and back of cab. Features covered include 60AAA, 60AAB, 60AAD, 60AAG, 60AAH, 60AAJ, 60AAK, 60AAL, 60AAM, 60AAN, plus 08SAJ, 08VZR, 08VZS, 08WSK, 08WSM. Each section includes full connector pinouts and programmable current-limit parameters.

Power Features, Windows, Locks, and RKE

Covers dual output switches (60ACE), interlocked switches (60ACG, 60ACH), momentary three-position switches with latching software (60ACS, 60ACT, 60ACU), power windows for 2-door and 4-door cabs (16WJU, 16WJV), and remote keyless entry systems with panic and auxiliary work light functions (16VCN, 16VCP, 16WKZ). Includes the transmitter learning process.

Gauges, Indicator Lights, and Alarms

Covers auxiliary gauges for engine oil temperature (16HGG), transmission oil temperature (16HGH, 16HJG), rear axle temperature (16HGL), air application (16HGN), and ammeter (16HHT), plus virtual gauges for premium clusters (16HLR through 16HLW). Includes the IP cluster display diagnostics feature (16HKT) and the tricolor indicator light range (60AKY through 60ALL).

Lift Axles, Liftgates, and Battery Disconnects

Covers lift axle controls using conventional air solenoid modules with electronic gauges (virtual and auxiliary), liftgate accommodation packages with 150-amp and 200-amp power feeds (08VBA, 08TWG, 08TWJ, 08WCM, 08WJA, 08WJH, 08WKP, 08WSS), and battery disconnect switch variants (cab mounted and battery box mounted, with and without charging circuit disconnect).

Transmission Integration

Covers Eaton transmission spare I/O for Endurant and Procision, Allison 1000 and 2000 transmission spare I/O, Allison 3000 and 4000 auto neutral features, and the full range of Allison 3000 and 4000 spare I/O packages for Highway Series, Rugged Duty Series, Emergency Vehicle Series, and Motorhome Series. Each package includes connector pinout tables and part numbers.

Fog Lights, Plow Lights, and Work Lights

Covers fog light accommodation packages (8585, 08WLM through 08XJJ), auxiliary harnesses for plow applications, guide post light disconnects, work light features including pedestal-mount, back-of-cab, and under-hood variants, and auxiliary power source features.

Appendix – General Electrical Section

Includes red gel coat removal from starter studs, the International truck wiring color code system, recommended circuit protection by wire gauge, commonly used electrical components, wire splicing and termination procedures, J1939 data link repair, and high voltage circuit safety guidelines.

Why This Manual Matters for Your Build or Repair

The Navistar HV LT MV RH Electrical Systems Integration Guide is not a generic wiring overview. It is the document Navistar publishes specifically for body builders and equipment installers who need to add electrical systems to these trucks without compromising the factory architecture. Every connector cavity, every programmable parameter, every diagnostic test procedure is here. If you are installing a PTO, wiring a lift axle, adding a plow harness, setting up remote engine speed control, or troubleshooting a multiplex fault, this guide tells you exactly which pins to use, which Body Controller feature codes to enable, and what parameter values to set.

The manual covers the full range of body builder integration points across all four truck platforms, from the simplest auxiliary switch installation to complex multi-module PTO control systems with interlocks. It includes the part numbers for connectors, terminals, seals, and switch actuators so you can order exactly what you need.

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