Smartphone/Tablet APP to Troubleshoot

Multiplex Systems

J1939 CAN Bus on Transit Vehicle

2

Engine

Transmission

W/C Controller HAVC System Suspension

System

Tire Monitoring

System

Equalizer

G4-DIO-1616 G4-DIO-1616

J1939 power train

Gauge/Tell-Tale Dinex Multiplex CAN

G4-DIO-1616

2Nd CAN 250K Data Bus

3-way gateway

G4-MBC-HUB

Multifunction Gateway

Wireless Download Multiplex Electrical

Control Program At Factory

Full Traceability: Program Revision, VIN # ↔

Program #, Download Log

App Driven Diagnostic Test

Data transfer structure

G4-MBC

J1939 CAN

DINEX CAN

PC

Bus

electrical

logic file APP

Bus

electrical

logic file

Bus

electrical

logic file

Connection structure

J1939 CAN

DINEX CAN

USB cable

Network

PC Server

G4-MBC

Garage router On-board router

Ethernet

Network

Smartphone / tablet

Wireless Multiplex Electrical Control Program Download

MBC Program Files, Chassis Database

Download Management System

Download Tool

G4-MBC

Hardware LAN Server

Wireless Router

Download Tool

Software MBC Program Files

Download Utility

Download Database Management System

• Operator ID

• Chassis Number (VIN)

• VIN # ↔ SO # ↔ Program #

• Program Revision control

Garage network

PC

Wireless Multiplex Program Download Flowchart

Scan operator

ID to Login

Scan

chassis

number

Match Chassis # with

Program # in

database.

If “Match” Proceed to

download.

Automatically

searching database

Upon Confirmed

Completion, Store

Download Log

(Date, Time, ID #,

Chassis #, Program

Rev # etc.) To Database

App Driven Diagnostic Test Prj, Chassis Database

Ladder Logic database

Apps library database

Activity log

Security

App Driven

Diagnostic Tool

Hardware Wireless Gateway

Smart phone, tablet etc. with Internet connection

Software App Driven Diagnostic Tool

• Powertrain Information

• Powertrain DM1 Codes

• Multiplex System Module Online/Offline Status

• Diagnostic

G4-MBC

Bus OEM network

App Driven Diagnostic Test – Gillig Diagnostic App

When APP driven connect to the Multifunction gateway

module, click connected module number to enter main

menu.

Click “powertrain” to check CAN

status, Gauges, SPN and Raw data.

Click “Gauge” to check parameters

value in graphic

Powertrain --- Engine

Powertrain --- ABS

Logic diagrams & input / output

Click “Multiplex” to check all

of logic and input / output

status.