Audi R8 42 Control Units Retainer With Fuse Holder 420035547D

The Audi R8 driver module integrated with fuse holder is an original mounting part from the holders, mounts, and mounting parts group, designed for orderly and stable placement of control modules and fuses in the vehicle's compartment. It ensures proper routing of the electrical system and secure mounting of electronic components in the Audi R8 generation 42 model.

Specifications and technical data

• SKU: 420035547D
• Mark: Audi
• Condition: Used
• OEM Part Number: 420035547D
• Substitutable numbers: 420035547D, 420 035 547 D
• Category: Mounts, Brackets & Hardware

Purpose and Function of the Part

The presented Audi R8 driver module with fuse holder serves as a support for selected control modules and the fuse box, stabilizing them relative to the body. The appropriately designed geometry of the mounts limits vibration transfer, reduces the risk of looseness, and protects electrical connectors from excessive stress.

The part belongs to the factory electronics installation system, which facilitates maintaining the original harness routing, proper cooling of control modules, and clear service access to fuses.

Construction and Technical Features

The holder has been designed by the vehicle manufacturer for precise fitting to the Audi R8's structure. The arrangement of mounting points, sockets, and guides corresponds to the factory layout of control modules and the fuse box, allowing for:

• stable support for control modules in their designated working positions,
• secure mounting of the fuse holder in its dedicated body area,
• orderly routing of harnesses without excessive wire bending,
• easier service removal of individual modules without interfering with the body structure.

This solution promotes assembly repeatability, which is important for both post-accident repairs and for replacing damaged control modules or fuse boxes.

Benefits of Using an Original Audi Holder

Using the factory holder in the Audi R8 offers a range of practical operational benefits:

• Original mounting geometry – maintaining the manufacturer-specified distances between control modules, fuses, and body elements.
• Proper electronics support – limiting vibrations and stresses, which contributes to the long-term operation of connectors and printed circuit boards.
• Predictable harness routing – reduced risk of insulation abrasion, wire kinks, and uncontrolled installation modifications.
• Easier diagnostics and service – modules and fuses are located in positions known from Audi service documentation.

A used mounting part of this type is particularly useful for collision repairs, engine bay reconstruction, or restoring the vehicle to its factory configuration.

Condition, Application, and Selection by OEM Number

The offered holder is a used part from disassembly, allowing for economical repair while maintaining original quality. Before installation, a standard visual inspection is recommended for any signs of previous repairs, cracks, or missing clips to ensure proper support for the control modules and fuse holder.

When selecting this part, it is advisable to use the OEM number and interchangeable numbers, as well as to compare the shape and mounting points with the existing holder. If in doubt, a detailed guide on identifying parts by manufacturer markings will be helpful – you can find it in the article Guide: How to Select the Right Car Part by VIN and OEM Number, which describes practical steps for verifying compatibility.

Audi Holders, Mounts, and Mounting Parts – Selecting Replacement Elements

If you are looking for other Audi holders, mounts, and mounting parts for your car, check out our dedicated product category. You will find a wide selection of structural and mounting elements tailored to various models of this brand: Audi holders, mounts, and mounting parts.