Ignitions and Electrical› Computers, Chips, Modules and Programmers

Mercedes-Benz

MAS Control Unit

$238.78

SKU: 0115458332

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Mercedes-Benz 0115458332 MAS Control Unit is a used ECU (Engine Control Unit) module. This unit is a direct-fit replacement for various Mercedes-Benz models.
Show original supplier description
The Mercedes-Benz 0115458332 MAS Control Unit is a used Engine Control Unit (ECU) module, also identified as an MAS Control Module or Engine Subassembly Control unit. This component plays a crucial role in various vehicle functions, including emissions control and fuel pump operation. This specific unit is noted as being 'Only Used With Air Conditioner', indicating it is intended for vehicles equipped with an air conditioning system. It is described as inspected, tested, cleaned, and professionally stored, ensuring it is in working condition. The part number is A0115458332, with related part numbers including A0085458532 and A0125454832. The MAS Control Unit is compatible with a range of Mercedes-Benz models, including the W124 E-Class (specifically models like 124.031, 124.051, 124.061, and 124.091), the C124 E-Class, the A124 E-Class, the S124 E-Class, and the R129 SL-Class (specifically model 129.061). It also fits many W126 and W201 chassis cars. Buyers are advised to check the part number on their original unit for confirmation.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMercedes-Benz
Part Number0115458332
CategoryIgnitions and Electrical

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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