This article show the guide on how to use Volvo PTT to change speed limit.Hope it is helpful!
What you need to change speed limit?
Volvo PTT Hardware:Volvo Vocom 88890300 Diagnostic Adapter
Procedures of Volvo PTT Change Speed Limit:
Connect the hardware to the vehicle,then run the PTT.
Enter user id and password to login
Accept the warnings
Enter work order number (or select a used one)
Go on identification…
Then select Program after identification
Select Parameter programming
Click Start for parameter programming
Read and accept the warning and caution tips to go on
Read current speed limit value: 55, enter new value: 50, then continue
Check the new and old values, then Program
speed limit programming completes.
Then exit…finish work
Volvo PTT programs speed limit SUCCESS.