This page lists 18 electrical switch & relay parts for the 2021 Audi Q5, across 7 part types, covering both the 2.0L L4 ELECTRIC/GAS Turbocharged and the 2.0L L4 Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
The switch and relay system on the 2021 Audi Q5 covers the switches, relays and flashers that route power to everything the driver touches. The largest groups are Oil Pressure Sender / Switch (10 parts), Multi-Function Relay (3 parts) and A/C Pressure Safety Switch (1 part). The other 4 part types cover the remaining 4 parts.
The 2021 Audi Q5 was sold with both the 2.0L L4 ELECTRIC/GAS Turbocharged and the 2.0L L4 Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Audi Q5 electrical switch & relay parts are VEMO (4 parts), WELLS (4 parts) and WALKER PRODUCTS (3 parts), plus 5 more brands. Quality grades include Standard Replacement and Economy.
2 parts on this 2021 Audi Q5 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including HELLA 008280001 (Oil Pressure Sender / Switch) and HELLA 008280031 (Oil Pressure Sender / Switch). Click any part number to see every vehicle that part fits.
A/C Pressure Safety Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | V10730521 | 🇺🇸 US | Fits with Seal RingFrom 10/19/2020or with Seal Ring | View on Amazon |
This table covers the A/C Pressure Safety 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.
One part is listed for the 2021 Audi Q5 — VEMO V10730521.
A/C Refrigerant Pressure Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UAC Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | SW11951C | 🇺🇸 US 🇨🇦 CA | Pressure Transducer | 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: UAC SW11951C.
Brake Light Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 1S14224 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
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.
This group shows a single part: WELLS 1S14224.
Multi-Function Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 0986332209 | 🇺🇸 US 🇨🇦 CA | Multi-Purpose Relay | View on Amazon |
| ÜRO PARTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 7M0951253A | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 1R1007 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
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.
3 Multi-Function Relay parts for the 2021 Audi Q5 come from 3 brands — BOSCH, ÜRO PARTS and WELLS.
Part numbers include BOSCH 0986332209, ÜRO PARTS 7M0951253A and WELLS 1R1007.
Oil Pressure Sender / Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 2561148 | 🇺🇸 US 🇨🇦 CA | Blue | View on Amazon |
| WALKER PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 2561061 | 🇺🇸 US 🇨🇦 CA | Brown | View on Amazon |
| WALKER PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 2561102 | 🇺🇸 US 🇨🇦 CA | GREEN | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 008280001 | 🇺🇸 US | 1-Pin ConnectorColor: Green or Brown | View on Amazon |
| HELLA Popular Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 008280031 | 🇺🇸 US | 1-Pin ConnectorColor: Brown | View on Amazon |
| HELLA Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 009600281 | 🇺🇸 US | 1-Pin ConnectorHousing Color: Green | View on Amazon |
| ROSTRA Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 501269 | 🇺🇸 US | View on Amazon | |
| VEMO Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | V10720420 | 🇺🇸 US 🇨🇦 CA | From 08/28/2017To 07/31/2023 | View on Amazon |
| WELLS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 1S16087 | 🇺🇸 US 🇨🇦 CA | 0.3 - 0.6 Barwith 1 Pins | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | 1S17518 | 🇺🇸 US 🇨🇦 CA | 0.55 - 0.85 Barwith 1 Terminal(s) | View on Amazon |
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.
10 Oil Pressure Sender / Switch parts for the 2021 Audi Q5 come from 5 brands — WALKER PRODUCTS, HELLA, WELLS and 2 other brands. The "Popular" part is HELLA 008280001.
The Economy section lists 3 options from WALKER PRODUCTS — the catalog's value-priced group. WALKER PRODUCTS 2561148 is listed in this group.
In the Standard Replacement grade, HELLA, ROSTRA, VEMO and 1 other brand supply 6 parts: built to original-equipment specification. A representative part number is HELLA 008280001.
1 further part sits outside the graded sections, with the same engine-level match.
Power Window Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | V10730721 | 🇺🇸 US | Front LeftSwitch Panel Assembly | View on Amazon |
This table covers the switches that command each window motor. 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: VEMO V10730721.
Trunk Lid / Tailgate Release Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: 2.0L L4 ELECTRIC/GAS Turbocharged | V10730458 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Trunk Lid / Tailgate Release 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.
One part is listed for the 2021 Audi Q5 — VEMO V10730458.
Buying Electrical Switch & Relay Parts for a 2021 Audi Q5
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- Match the engine first. Every electrical switch & relay part here is engine-specific; each row shows which engine(s) it fits.
- 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: Oil Pressure Sender / Switch and Multi-Function Relay .
Frequently Asked Questions
How many electrical switch & relay parts fit the 2021 Audi Q5?
Our catalog currently lists 18 electrical switch & relay parts for the 2021 Audi Q5 across 7 subcategories and 8 brands, covering both the 2.0L L4 ELECTRIC/GAS Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical switch & relay parts differ between 2021 Audi Q5 engines?
Yes. Every electrical switch & relay part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical switch & relay problems on a 2021 Audi Q5?
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 2021 Audi Q5 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 2021 Audi Q5?
First match the engine — each row shows which engine(s) the part fits. 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 2021 Audi Q5
Electrical Switch & Relay Parts for Other Audi Q5 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.