BMW TSB #122113
2014 BMW 428
Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
- Summary
- Service Action: Program Control Units (Direct Ozone Reduction). The DME diagnostic for direct ozone reduction, by means of the environmental air catalyst sensor (EAC) located in the radiator, is not carried out correctly as required by emissions regulations.