Volvo VOCOM II 88894000 Offline change Volvo Truck’s Chassis ID

What is the different between Vocom II interface and Vocom I interface？
1.Improved LED indicators
2.Improved quality of cables
3.Military standard on connectors
4.Better liquid and dust ingress protectors
5.Metal casing and rubber bumpers for better protection
6.Operates from -40 Celsius to +85 Celsius
7.Shock resistance: 2 meters

Here we go for changing Volvo Truck’s Chassis ID in TechTool Offline.

Click on “Tech tool” icon.



Tick off “Work offline”, then click on “OK”.



Version 2, FH12.



Vocom II (USB) s connected to the computer.

Product data: collecting parameter data…



Click on “Diagnose” and get DTCs.



Click on “Program”, then “Service and maintenance”.



Parameter, programming.



All levels -> Start -> tick off “the engine must be switched off” and “The parking brake must be applied”.



Read data from the control units…


Chassis ID B 220228



Open “Tech Tool” to enter “Chassis”, then click on “Chassis ID”, then “Set Programmable”, then “OK” (Parameter is stetted for programming).



Click on “Stop”, then “Start”, tick off “the engine must be switched off” and “The parking brake must be applied”.



Reading data from the control units.



Set the new chassis ID to B444444, click on “Program”.



Use current chassis ID B 444444.


Have new Chassis ID B 444444, Model FH12, Version 2.

Volvo Vocom II (USB) s connected to the computer.

Product data: collecting parameter data…



Job is done.
https://www.obd2tool.com/blog/volvo-vocom-ii-88894000-techtool-offline-change-volvo-trucks-chassis-id/