4 Electrical switch & relay parts are listed for the 2016 Audi R8, in 3 part types, covering both the 4.2L V8 and the 5.2L V10. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2016 Audi R8, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches. All 4 listed parts are Power Seat Switch (2 parts), A/C Refrigerant Pressure Switch (1 part) and Horn Relay (1 part).
The 2016 Audi R8 was sold with both the 4.2L V8 and the 5.2L V10. All 4 parts on this page fit every engine.
The most listed brands for 2016 Audi R8 electrical switch & relay parts are VEMO (2 parts), VNE (1 part) and WELLS (1 part).
Each part number listed for the 2016 Audi R8 opens a page with every vehicle that part fits.
A/C Refrigerant Pressure Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VNE Fits: all 2016 R8 engines | 4016002 | 🇲🇽 MX | DI | View on Amazon |
This table covers the pressure switches on the A/C circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: VNE 4016002.
Horn Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2016 R8 engines | 1R2303 | 🇲🇽 MX | Mounting Hardware Included: No | View on Amazon |
This table covers the relays that control the Horn circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.
One part is listed for the 2016 Audi R8 — WELLS 1R2303.
Power Seat Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: all 2016 R8 engines | V10730559 | 🇲🇽 MX | LeftTo 03/21/2016 | View on Amazon |
| VEMO Fits: all 2016 R8 engines | V10730561 | 🇲🇽 MX | LeftFrom 03/21/2016 | View on Amazon |
This table covers the Power Seat switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
VEMO supplies both parts for the 2016 Audi R8. All of them fit every engine offered in the 2016 R8.
This group includes VEMO V10730559 and VEMO V10730561.
Buying Electrical Switch & Relay Parts for a 2016 Audi R8
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- You do not need to pick an engine: every electrical switch & relay part on this page fits both the 4.2L V8 and the 5.2L V10.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Power Seat Switch and A/C Refrigerant Pressure Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 2016 Audi R8?
Our catalog currently lists 4 electrical switch & relay parts for the 2016 Audi R8 across 3 subcategories and 3 brands, covering both the 4.2L V8 and the 5.2L V10. Each part is matched to the engine(s) it fits.
Do electrical switch & relay parts differ between 2016 Audi R8 engines?
No. On this page every electrical switch & relay part fits both the 4.2L V8 and the 5.2L V10. You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of electrical switch & relay problems on a 2016 Audi R8?
Common symptoms include accessories that work intermittently, a click without action, or one function dead while its fuse tests fine. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2016 Audi R8 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2016 Audi R8?
Every part on this page already fits both the 4.2L V8 and the 5.2L V10. Then swap a suspect relay with an identical known-good one from the fuse box before buying — it is the fastest diagnostic there is. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2016 Audi R8
Electrical Switch & Relay Parts for Other Audi R8 Years
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