Medium DVSA Vehicles
Daimler Buses Gmbh recalls TOURISMO — Mdeg/hdep euro vi standard nox sensor monitoring inoperative
Full details on the official government website →
⚠ What You Should Do
To remedy this an update software version in engine management (MCM) and exhaust gas aftertreatment (ACM) control units is required.
Recall Details
Defect: The EU directive for commercial vehicles with the Euro 6 emissions standard stipulates that the NOx sensor signal is regularly checked for plausibility. The IUPR monitor (In Use Performance Ratio) was defined for this purpose. At a minimum 50% of vehicles in a class must have this monitor be active at least 10% of the possible time. This is not the case for the affected vehicles. Cause Parameter error in data record creation.
Remedy: To remedy this an update software version in engine management (MCM) and exhaust gas aftertreatment (ACM) control units is required.
Vehicles affected: 191
DVSA Recall Reference: R/2026/056
Make: DAIMLER BUSES GMBH | Model: TOURISMO
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/2026/056.
Why This Product Is Dangerous
The EU directive for commercial vehicles with the Euro 6 emissions standard stipulates that the NOx sensor signal is regularly checked for plausibility. The IUPR monitor (In Use Performance Ratio) was defined for this purpose. At a minimum 50% of vehicles in a class must have this monitor be active at least 10% of the possible time. This is not the case for the affected vehicles. Cause Parameter error in data record creation.