MERCEDES BENZ CLA ( 01/01/2004 – 31/03/2017) DEFECT: Where a control unit coding was updated in a workshop between 3 December 2016 and 5 December 2016 the coding may not correspond to the specification and may trigger unplanned action in the vehicle. The safety and emissions systems may not react as design intent.

MERCEDES BENZ CLA – FAULTY CONTROL UNIT MAY CAUSE VEHICLE TO PERFORM OUTSIDE SPECIFICATION
Remedy
Recall the vehicles that are likely to be affected and update the software in the corresponding control units.
Recall Launch Date | 19/04/2017 |
Recall No. | R/2017/124 |
Models Affected | GLA ML GLC CLA SLK C-Class E-Class CL CLS & S-Class |
Manufacturer Ref | SRPC1709 |
VIN Start | WDD1173012N106112 |
VIN end | WDD1173052N300437 |
Build Start | 01/01/2004 |
Build end | 31/03/2017 |
Vehicle numbers (UK) | 42 |
This notification is purely informative for the vehicle type you have selected. As these deficiencies often relate to specific components (engine type, bodywork, equipment), the recall may not apply to all vehicles of this type. For more detailed information on possible recalls for your vehicle, please get in touch with an authorised workshop (see below at "What the owner should do?").
What the owner should do?
Suppose you read about a recall that you think may affect your car. In that case, you should immediately contact a main dealer or workshop officially authorised to perform repairs on behalf of the manufacturer and ask for the details.
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