Medium DVSA Vehicles
Volvo Bus recalls B8L3 — Engine management system (ems)/enginecontrol module (ecm) software update
Full details on the official government website →
⚠ What You Should Do
Install updated software to the Engine Control Module (ECM).
Recall Details
Defect: On affected vehicles the Engine Management System (EMS) Software causes an error where the Malfunction Indication Lamp (MIL) will not indicate a defective Lambda sensor so the driver will not be alerted upon a failure resulting in a non-compliance to emissions regulation.
Remedy: Install updated software to the Engine Control Module (ECM).
Vehicles affected: 33
DVSA Recall Reference: R/2025/358
Make: VOLVO BUS | Model: B8L3
To check if your specific vehicle is affected, visit the DVSA vehicle recall checker, select your vehicle make and model, and look for recall reference R/2025/358.
Why This Product Is Dangerous
On affected vehicles the Engine Management System (EMS) Software causes an error where the Malfunction Indication Lamp (MIL) will not indicate a defective Lambda sensor so the driver will not be alerted upon a failure resulting in a non-compliance to emissions regulation.