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.