On most Volvo trucks, the ECU (Electronic Control Unit) is mounted:
- Near the driver’s side frame rail
- Close to the battery box
- In some models, inside the cab behind the dashboard
📌 Tip: Consult the truck’s service manual for exact location.

On most Volvo trucks, the ECU (Electronic Control Unit) is mounted:
📌 Tip: Consult the truck’s service manual for exact location.