2017 Audi R8 Electrical Switch & Relay Parts

Engine:
5.2L V10

31 Electrical switch & relay parts are listed for the 2017 Audi R8, in 13 part types, covering the 5.2L V10 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.

On the 2017 Audi R8, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches. Most of the listed parts are A/C Refrigerant Pressure Switch (5 parts), Oil Pressure Sender / Switch (5 parts) and Fuel Pump / Circuit Opening Relay (4 parts). The other 10 part types cover the remaining 17 parts.

A/C Refrigerant Pressure Switch

Brand Part Number Markets Notes Buy
UAC Popular SW11224C
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Transducer
Fitment notes — UAC SW11224C
Pressure Transducer
Transducer
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FOUR SEASONS 37427
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Switch
Fitment notes — FOUR SEASONS 37427
Pressure Switch
Transducer
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GPD 1712374
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Transducer
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VEMO V10730300
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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VNE 4016002
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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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.

ABS Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS RY577
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Functions: Fuel Pump Relay
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WELLS 1R2303
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
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This table covers the relays that control the ABS 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.

Accessory Power Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS RY577
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Functions: Fuel Pump Relay
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WELLS 1R2303
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
Fitment notes — WELLS 1R2303
Mounting Hardware Included: No
with 5 TerminalsRectangular
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This table covers the relays that control the Accessory Power 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.

Alternator / Generator Diode Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS RY1981
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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This table covers the relays that control the Alternator / Generator Diode 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.

Brake Light Switch

Economy

Brand Part Number Markets Notes Buy
VEMO V10730302
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Plug (Connector): 4 Pins
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Standard Replacement

Brand Part Number Markets Notes Buy
WELLS 1S10938
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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This table covers the pedal-mounted switch that turns on the brake lamps. 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.

Fuel Pump / Circuit Opening Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS RY577
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Functions: Fuel Pump Relay
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VEMO V15710047
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
1/143
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VEMO V15710073
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
To 19/10/2015
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WELLS 1R2303
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
View on
Amazon

This table covers the relays that control the Fuel Pump / Circuit Opening 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.

Horn Relay

Brand Part Number Markets Notes Buy
HELLA 965453801
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
5-pin connector
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VEMO V15710040
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Plug (Connector): 5 Pins
Fitment notes — VEMO V15710040
Plug (Connector): 5 Pins
Relay No. 646Voltage: 12 VAmperage: 15 A
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WELLS 1R2303
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
View on
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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.

Ignition Starter Switch

Brand Part Number Markets Notes Buy
WELLS 1S17872
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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This table covers the ignition switches that feed the starter 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.

Multi-Function Relay

Brand Part Number Markets Notes Buy
BOSCH 0986AH0307
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Multi-Purpose Relay
Fitment notes — BOSCH 0986AH0307
Multi-Purpose Relay
30 Ampswith 5 Terminal Relay
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This table covers the relays that control the Multi-Function 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.

Oil Pressure Sender / Switch

Economy

Brand Part Number Markets Notes Buy
VEMO V10730237
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Color-Black
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WALKER PRODUCTS 2561078
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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Standard Replacement

Brand Part Number Markets Notes Buy
BECK/ARNLEY Popular 2011987
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Light
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STANDARD MOTOR PRODUCTS PS488
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Black
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WELLS 1S10850
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
1.20 - 1.60 BarBlack
Fitment notes — WELLS 1S10850
1.20 - 1.60 BarBlackwith 1 Terminal(s)
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This table covers the senders and switches that report oil pressure to the gauge or lamp. Typical signs include a lamp that stays on, or a gauge that never moves. Confirm power and ground at the connector before replacing the sender or switch.

Power Seat Switch

Brand Part Number Markets Notes Buy
VEMO V10730561
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LeftElectric seat adjustment F
Fitment notes — VEMO V10730561
LeftElectric seat adjustment F
or:
both front seats with memory system [3PN], Electric seat adjustment F
or:
both front seats with memory system [3PR], Sports front seats [Q1D]
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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.

Starter Motor Control Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS RY577
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Functions: Fuel Pump Relay
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WELLS 1R2303
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
View on
Amazon

This table covers the relays that control the Starter Motor Control 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.

Washer Pump Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS RY577
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Functions: Fuel Pump Relay
View on
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WELLS 1R2303
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Mounting Hardware Included: No
View on
Amazon

This table covers the relays that control the Washer Pump 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.

Buying Electrical Switch & Relay Parts for a 2017 Audi R8

On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.

  • Confirm you have the 5.2L V10 engine — every part on this page is matched to it.
  • 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: A/C Refrigerant Pressure Switch and Oil Pressure Sender / Switch .

Frequently Asked Questions

How many electrical switch & relay parts fit the 2017 Audi R8?

Our catalog currently lists 31 electrical switch & relay parts for the 2017 Audi R8 across 13 subcategories and 11 brands, covering the 5.2L V10 engine. Each part is matched to the engine(s) it fits.

What are the signs of electrical switch & relay problems on a 2017 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 2017 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 2017 Audi R8?

Every part on this page is matched to the 5.2L V10 engine. 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 2017 Audi R8

Electrical Switch & Relay Parts for Other Audi R8 Years

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.