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Used Mercedes-Benz CLA Engine Wiring Loom

Compare prices on a used Mercedes-Benz CLA engine wiring loom from UK breakers. Free part request, no obligation.

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A buyer's guide to used Mercedes-Benz CLA engine wiring loom

No two engine wiring looms are quite the same across different vehicles, so getting the specifics right matters when you buy used, second hand or a replacement. Answer a few quick questions below and breakers will only quote if they have the exact matching part in stock:

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Fitment questions

Does an engine wiring loom from a 2014 CLA fit a 2016 CLA?

The CLA (C117 generation, 2013–2019, facelifted in 2016) means a 2014 and 2016 car sit either side of a production change, so the loom may differ in detail even if the engine code matches. Engine code compatibility is the critical starting point — if both cars share the same engine code, fitment is more likely, but you should confirm with the breaker against your registration before buying, as ancillary and connector changes can occur around a facelift year.

Will an engine wiring loom from a CLA 200 fit a CLA 220?

The CLA 200 and CLA 220 use different engine codes and in some cases different fuel types — for example, a CLA 200 petrol and a CLA 220 CDI diesel will have entirely different looms that are not interchangeable. Always match by engine code first, which you can find on your V5 or through a VIN check, and share that code with the breaker to confirm the loom is from the same engine variant.

Does trim level affect which engine wiring loom I need for my CLA?

No — trim levels such as SE, Sport, AMG Line, and Edition do not affect the engine wiring loom, as the loom follows the engine code and not the trim specification. You can safely source a loom from a lower or higher trim car provided the engine code, fuel type, and gearbox type all match your vehicle.

Does a CLA 45 AMG use the same engine wiring loom as a CLA 220?

No — the CLA 45 AMG uses a distinct high-output 2.0-litre turbocharged engine with its own engine code (M133), which is completely different from the engines fitted to the CLA 220 petrol or diesel variants. The wiring loom is specific to that engine and you must source one from another CLA 45 AMG or a vehicle confirmed by the breaker to share the same engine code.

Does it matter whether my CLA has a manual or automatic gearbox when buying an engine wiring loom?

Gearbox type can affect the connectors and circuits within the engine loom, so it is an important detail to supply alongside your engine code when contacting a breaker. A petrol CLA 180 with a manual gearbox and one with a 7G-DCT automatic may have differences in the loom, so always confirm this with the breaker against your full registration or VIN.

I've heard engine wiring looms need to be coded to the car — is that true for the CLA?

ECU pairing and immobiliser coding are areas where you should confirm the situation directly with the breaker and your fitting garage, as requirements can vary by model year and engine variant and we cannot state this as fact for a specific vehicle. A breaker experienced with Mercedes-Benz parts will be able to advise whether the loom from a donor car is likely to need any coding work before your car will run correctly.