More BMW Relay Box Cover - Genuine BMW 12521433538
Diagram for 12521433538
Genuine BMW
SKU: BMW-12521433538

BMW Relay Box Cover - Genuine BMW 12521433538

Z3

Position 14 in the diagram

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Price each: $34.59
Core charges are assigned to parts that have reusable components by manufacturers to encourage the return of the used units. Once you return the old part you will be refunded for your core charge, details regarding the return will be emailed to you once you place the order. Note: The customer is responsible for the cost of return shipping.
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Description

Details

SKU:
BMW-12521433538
FCP Euro ID:
265242
Quality:
Genuine

OE Numbers

12521433538

MFG Numbers

N/A

Product Information

Part number 12521433538 is a brand new, unused Genuine BMW part. 12521433538 is part of your BMW's electrical system. Items like socket housings and brackets ensure that wiring harnesses and cables are properly secured in their respective positions.

Genuine BMW parts from FCP Euro are the exact same that you would order or purchase from your local BMW dealer. FCP Euro works with some of the best suppliers to make sure that we can get you the Genuine BMW part that you want when you want them. Genuine BMW parts are manufactured by some of the best suppliers including Bosch, Lemforder, ZF, Sachs, VDO, TRW, and Valeo (just to name a few) so don’t be surprised to see manufacturer stampings on it. You can identify a Genuine part by a BMW roundel stamp and a short 7 digit part number on all Genuine BMW parts.

FCP Euro carries a wide range of precision-manufactured OEM (original equipment manufacturer) and aftermarket replacement parts for your vehicle. It's almost certain we will be able to satisfy your auto parts needs, no matter how complicated. If you need an uncommon part that isn't currently in stock, we will try to find it for you.

BMW Engine Control Modules diagram for Z3

Engine Control Module (ECM)

An Engine Control Module (ECM) — also called an Engine Control Unit (ECU) — is the computer that manages and regulates a vehicle’s engine functions. It monitors inputs from sensors throughout the engine and vehicle, then adjusts outputs such as fuel injection, ignition timing, idle speed, and emissions control to optimize performance, fuel efficiency, and emissions.

The ECM is essentially the brain of the engine, ensuring everything works in sync for safe and efficient operation.

Engine Control Module (ECM) Failure Symptoms
  • Check Engine Light Illuminates: Often the first indicator of ECM issues, though it can also be triggered by other engine problems.
  • Engine Performance Problems: Rough idle, stalling, misfires, hesitation, or poor acceleration.
  • Difficulty Starting or No Start: The ECM controls fuel delivery and spark; a malfunction can prevent the engine from starting.

About Genuine BMW

The original parts used by BMW to build your car are available as replacement parts under the “Genuine BMW” brand. When ordering a Genuine BMW part you are guaranteed to get the same part that you would pick up from your local dealerships part department. Genuine BMW parts have been built to BMW’s stringent standards and are the same quality of the original parts used to build your Ultimate Driving Machine.

You may not realize this, but the parts that make up your BMW are not necessarily manufactured by BMW. No cause for concern, as BMW designs the part, hires a manufacturer, and ensures its quality to you. In fact, many of these manufacturers have been making parts for BMW for decades. In our industry these manufacturers are called OEM (Original Equipment Manufacturers), and these are often brands you recognize, including Lemforder, ZF, Sachs, Bosch, Valeo, Zimmermann, Siemens VDO, Corteco, and more. Don’t be surprised to open that Genuine BMW parts box and find an OEM branded part inside, simply with the addition of a BMW logo.

Be sure to keep an eye out for OE tags on our product pages to quickly identify parts coming direct from OE manufacturers. That extra bit of insight could save you some serious money while shopping! Refer to our OE Academy for further information regarding the OE/OEM tags throughout the site.

Fits These Cars

BMW Z3

  • 1996 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 1.9L L4 M44 Gas
  • 1996 BMW Z3 Roadster Engine Control Module (ECM)
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  • 1997 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 1.9L L4 M44 Gas
  • 1997 BMW Z3 Roadster Engine Control Module (ECM)
    Manual RWD Convertible 1.9L L4 M44 Gas
  • 1997 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 2.8L L6 M52 Gas
  • 1997 BMW Z3 Roadster Engine Control Module (ECM)
    Manual RWD Convertible 2.8L L6 M52 Gas
  • 1998 BMW Z3 M Roadster Engine Control Module (ECM)
    Manual RWD Convertible 3.2L L6 S52 Gas
  • 1998 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 1.9L L4 M44 Gas
  • 1998 BMW Z3 Roadster Engine Control Module (ECM)
    Manual RWD Convertible 1.9L L4 M44 Gas
  • 1998 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 2.8L L6 M52 Gas
  • 1998 BMW Z3 Roadster Engine Control Module (ECM)
    Manual RWD Convertible 2.8L L6 M52 Gas
  • 1999 BMW Z3 M Coupe Engine Control Module (ECM)
    Manual RWD Coupe 3.2L L6 S52 Gas
  • 1999 BMW Z3 M Roadster Engine Control Module (ECM)
    Manual RWD Convertible 3.2L L6 S52 Gas
  • 1999 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 2.8L L6 M52TU Gas
  • 1999 BMW Z3 Roadster Engine Control Module (ECM)
    Manual RWD Convertible 2.8L L6 M52TU Gas
  • 2000 BMW Z3 M Coupe Engine Control Module (ECM)
    Manual RWD Coupe 3.2L L6 S52 Gas
  • 2000 BMW Z3 M Roadster Engine Control Module (ECM)
    Manual RWD Convertible 3.2L L6 S52 Gas
  • 2000 BMW Z3 Roadster Engine Control Module (ECM)
    Automatic RWD Convertible 2.8L L6 M52TU Gas
  • 2000 BMW Z3 Roadster Engine Control Module (ECM)
    Manual RWD Convertible 2.8L L6 M52TU Gas

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FCP Euro Lifetime Replacement Guarantee

Every auto part you buy from FCP Euro is guaranteed for life, for as long as you own the vehicle. Our Lifetime Replacement Guarantee covers everything we sell, including wear-and-tear items like brake pads, gaskets, brake rotors, filters, and wiper blades!

Review our guarantee for complete details about the program.