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Second Hand Mercedes-Benz S-Class Airbag Control Module

Get quotes for a used or replacement Mercedes-Benz S-Class airbag control module. Genuine second hand parts from UK vehicle dismantlers - free request, breakers with stock reply direct.

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What to check when buying a used Mercedes-Benz S-Class airbag control module

A used airbag control module that fits one vehicle won't always fit another - even within the same model range. These questions help breakers match stock to your exact vehicle before they quote:

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Fitment questions

Does an airbag control module from a 2014 S-Class fit a 2018 S-Class?

These are both W222 generation S-Class models (2013–2020), so they share the same generation body, but the W222 received a significant facelift in 2017 which may have brought changes to the SRS system and module calibration. You should treat pre-facelift (2013–2017) and post-facelift (2017–2020) modules as potentially different, and confirm with the breaker whether the specific unit is compatible with your car's registration before buying.

Will a W221 S-Class airbag control module fit a W222 S-Class?

The W221 (2005–2013) and W222 (2013–2020) are entirely different generations with different SRS architectures, so a straight swap is very unlikely to be compatible. Always confirm module compatibility against your exact registration with the breaker, as airbag control modules are safety-critical components and must match the vehicle's specific SRS system.

Does the trim level affect which airbag control module I need for my S-Class?

The airbag control module itself is primarily matched by generation rather than trim level, but higher S-Class trims such as AMG Line or Maybach variants may include additional airbag or sensor configurations that affect which module is fitted. Confirm the trim level and any optional safety pack fitment with the breaker against your registration to be sure you're getting the correct unit.

Is the airbag control module the same across all engine variants of the W222 S-Class?

Engine choice does not affect airbag control module fitment — this is an interior safety system matched by generation and body configuration rather than by what's under the bonnet. Focus instead on the generation, any facelift changes, and trim-level differences when sourcing your replacement, and confirm the specific SRS compatibility with the breaker.

Can I fit a used S-Class airbag control module myself?

Airbag control modules are safety-critical components, and professional fitting by a qualified technician is strongly recommended — incorrect installation can cause airbags to fail to deploy or to deploy unexpectedly, both of which are extremely dangerous. You should also be aware that airbag systems are single-use after deployment, so if any airbags have fired in the donor vehicle, associated components including the module may need inspection or replacement.

Does it matter whether my S-Class is a long-wheelbase (LWB) model when buying a used airbag control module?

The S-Class has been offered in both standard and long-wheelbase body variants, and LWB models may carry additional side-curtain or seat airbags that affect the SRS configuration and potentially the module calibration. Confirm with the breaker whether the donor car was standard or long-wheelbase and cross-reference against your registration to ensure the module matches your specific setup.