What Oil Does a 2018 Audi Q7 Take?

The 2018 Audi Q7 is designed to use full-synthetic engine oil that meets Audi/VW specification VW 502 00 (or VW 504 00 where required), typically in a viscosity of 5W-40 or 0W-40 for most gasoline engines, and VW 507 00 low-ash oil (often 5W-30) for diesel variants. The exact spec and viscosity should match the label on the oil-fill cap, the owner’s manual, or Audi’s technical documentation for your specific engine code.

Understanding the 2018 Audi Q7 Oil Requirements

The 2018 Audi Q7 arrived with several engine options worldwide, and oil requirements depend primarily on whether your vehicle has a gasoline or diesel engine and which market it was built for. Despite the variations, Audi’s rule is consistent: the oil must meet the correct VW/Audi approval code, not just the viscosity grade. Using the wrong spec can affect engine longevity, emissions system performance, and warranty coverage.

Official Oil Specifications for the 2018 Audi Q7

For accurate oil selection, Audi specifies internal approval standards (VW norms) that every oil must meet. These standards govern performance in high temperatures, cold starts, sludge control, turbocharger protection, and compatibility with emissions systems such as particulate filters.

Common Audi/VW Oil Specs for the Q7

The 2018 Audi Q7’s required oil falls under several key Volkswagen Group standards, depending on the engine. The list below explains the most relevant specifications and what they are typically used for.

• VW 502 00: High-performance gasoline engine oil spec used in many Audi turbocharged gasoline engines. Usually paired with full-synthetic 5W-40 or 0W-40 oils.
• VW 504 00: Long-life gasoline spec typically for models with extended oil-change intervals and advanced emissions systems. Often 0W-30 or 5W-30 full-synthetic oils.
• VW 505 01 / 507 00: Diesel engine oil specs. VW 507 00 is a low-SAPS (low-ash) formulation designed for modern diesels with diesel particulate filters (DPF), commonly in 5W-30.
• ACEA Approvals (e.g., ACEA C3): European industry standards often listed alongside VW specs; they should complement, not replace, the VW number on Audi vehicles.

By confirming that the bottle specifically states one of these VW approval codes that matches your manual or oil cap, you ensure the oil is engineered for Audi’s requirements rather than simply matching viscosity.

Recommended Oil Types by Engine (2018 Audi Q7)

Oil requirements vary by engine type and market. The following breakdown covers the typical recommendations for the main engine families in the 2018 Audi Q7, especially as sold in North America and Europe. Always cross-check against your exact engine code and manual.

Gasoline Engines (U.S. & Many Global Markets)

Most 2018 Audi Q7 gasoline models use a turbocharged V6 (commonly known as 3.0 TFSI) and in some markets a 2.0 TFSI four-cylinder. These engines are highly sensitive to oil quality because of turbochargers, direct injection, and high operating temperatures.

The following list summarizes the general oil requirements for these gasoline engines.

• Specification: VW 502 00 is the most common required spec for 2018 Q7 gasoline engines. Some markets may list VW 504 00 for long-life service intervals.
• Viscosity (Typical):
  

  • 5W-40 full-synthetic meeting VW 502 00 (very common recommendation in many regions).
  • 0W-40 full-synthetic meeting VW 502 00, especially suitable for colder climates.

• Oil Type: Full-synthetic only. Conventional or semi-synthetic oils do not meet Audi’s performance and longevity targets for TFSI engines.
• Examples of compliant oils (brand-agnostic): Any major brand that explicitly states “VW 502 00” approval and has a 0W-40 or 5W-40 grade (e.g., products often marketed as “European Car Formula” or “Euro Full Synthetic”).

Choosing an oil with the VW 502 00 approval in 5W-40 or 0W-40 provides robust protection across a wide temperature range and is aligned with Audi’s guidelines for most 2018 Q7 gasoline engines.

Diesel Engines (Primarily Europe and Some Other Markets)

In regions where the 2018 Q7 was offered with TDI diesel engines, protecting the diesel particulate filter (DPF) and ensuring clean combustion is crucial. This requires low-ash (low-SAPS) oils with the correct VW approval.

The list below details the core recommendations for diesel-powered 2018 Audi Q7 models.

• Specification: VW 507 00 is typically required for modern Audi diesels with DPFs.
• Viscosity (Typical): 5W-30 full-synthetic meeting VW 507 00.
• Oil Type: Low-SAPS full-synthetic oil to prevent DPF fouling and keep emissions systems functional.
• Examples of compliant oils: Any reputable “Euro 5W-30” or “VW 507 00” labeled oil from major brands, often carrying ACEA C3 with the explicit VW 507 00 approval.

Adhering strictly to VW 507 00 for diesel Q7s is especially important, as incorrect oil can shorten DPF life and trigger costly emissions-related repairs.

How to Verify the Correct Oil for Your Specific Q7

While general guidelines are useful, the most accurate information comes from your specific vehicle’s documentation and hardware. There can be minor variations by production date, market, or engine code.

Check the Owner’s Manual and Oil-Filler Cap

Audi prints the oil specification where owners can easily find it. Confirming this information ensures you match Audi’s exact requirement rather than relying on assumptions.

The following steps outline how to verify the correct oil via your own vehicle.

1. Consult the owner’s manual: Look under “Engine Oil” or “Technical Data.” You should see a VW number such as VW 502 00, 504 00, or 507 00, along with approved viscosities.
2. Inspect the oil-filler cap: Many 2018 Q7 models have the specification printed or molded onto the cap (for example, “VW 502 00”). This is a quick visual confirmation.
3. Check the service booklet or dealer invoices: Prior service records often list the oil spec or product used, which you can match with future fills.
4. Use your VIN with an Audi dealer: A service advisor can pull your exact engine code and confirm the approved oil standard for your vehicle and region.

By confirming these details from multiple sources, you greatly reduce the risk of using an incompatible oil and ensure the longest possible engine life.

Oil Capacity and Change Intervals

Knowing how much oil your 2018 Q7 requires and how often it should be replaced is as important as choosing the right specification. Capacity varies slightly by engine, while service intervals can differ by region and driving profile.

Typical Oil Capacity

Although exact capacity can differ by engine and whether the filter is replaced, there are common ranges for the 2018 Q7’s engines.

The following list provides approximate capacities you can expect.

• 3.0 TFSI V6 (gasoline): Approximately 6.4–7.0 liters (about 6.8–7.4 quarts) including filter, depending on variant and market.
• 2.0 TFSI (gasoline): Typically around 5.7–6.0 liters (about 6.0–6.3 quarts) including filter.
• 3.0 TDI (diesel): Often in the 6.5–7.0 liter range (roughly 6.9–7.4 quarts), including filter.

Because there can be small but important differences, always verify capacity in the owner’s manual or a factory service guide and add oil gradually, checking the dipstick or electronic level readout.

Recommended Change Intervals

Audi uses flexible service intervals that depend on driving style, time, and conditions. However, many owners choose more conservative schedules, particularly for turbocharged engines.

The following points describe how interval guidelines typically look for the 2018 Q7.

• Manufacturer interval (many markets): Up to ~10,000 miles (15,000 km) or 12 months, whichever comes first, when using long-life approved oils and under normal driving conditions.
• Severe or short-trip use: Frequent short journeys, heavy towing, extreme temperatures, or extended idling justify shorter intervals, often 5,000–7,500 miles (8,000–12,000 km).
• Diesel models: Regular adherence to the specified interval is important to protect the DPF and turbocharger; many owners stay under the maximum recommended mileage for added safety.

Following the car’s service reminder while also considering your actual driving conditions will help you strike a balance between cost-efficiency and engine protection.

What Happens If You Use the Wrong Oil?

Using oil that does not meet the correct VW standard can have consequences beyond simple wear. Modern Audi engines are tightly engineered and rely on specific oil chemistry and performance characteristics.

Potential Risks of Incorrect Oil

Understanding the possible downsides of using the wrong oil helps emphasize why sticking to the approved spec is critical for a 2018 Q7.

The following list highlights the main risks associated with non-approved or low-quality oils.

• Increased engine wear: Insufficient protection under high load or temperature can accelerate wear on bearings, camshafts, and turbochargers.
• Sludge and deposits: Oils not designed for extended intervals or turbocharged engines may form deposits, affecting variable valve timing and oil passages.
• Emissions system damage: For diesels, high-ash oils can clog the DPF. For gasoline engines, improper formulations can harm catalytic converters over time.
• Poor cold-start performance: Incorrect viscosity may lead to slow oil circulation on cold starts, increasing friction and wear.
• Warranty issues: If the wrong oil is used and an engine problem arises, Audi can potentially deny warranty coverage if they determine the oil was a contributing factor.

By carefully ensuring that oil carries the correct VW approval and appropriate viscosity, owners significantly reduce these risks and support long-term reliability.

Practical Buying Guide: How to Choose the Right Bottle

When standing in front of a shelf of oils or shopping online, labels can be confusing. Focusing on a few key details makes the decision much easier and safer.

Reading the Oil Label Correctly

Most reputable brands produce oils specifically targeted at European cars and list VW approvals clearly. Knowing what to look for prevents you from relying only on the viscosity number.

The list below explains the main label elements you should check before buying oil for a 2018 Audi Q7.

• VW Approval Number: Look for “VW 502 00,” “VW 504 00,” or “VW 507 00” (as specified by your manual). It should be in the “Approvals” or “Meets/Approved by” section, not just “Recommended for.”
• Viscosity Grade: For gasoline Q7s, 5W-40 or 0W-40 are common; for diesels, 5W-30 is typical with VW 507 00. Ensure the grade matches your climate and manual guidance.
• Full Synthetic: Confirm that it is a full-synthetic (often labeled “Full Synthetic,” “100% Synthetic,” or similar, depending on brand/region).
• Euro/European Car Positioning: Many products marked “European Formula” or “European Car” are engineered specifically to meet VW, BMW, and Mercedes-Benz specs, which is a good sign.

Once you identify a product with the correct VW approval and appropriate viscosity, brand choice becomes secondary; any major, reputable manufacturer’s compliant oil will meet Audi’s engineering expectations.

Summary

The 2018 Audi Q7 is engineered to run on full-synthetic oil that meets precise Volkswagen Group specifications. Most gasoline models typically require oil approved to VW 502 00 (or VW 504 00 in some markets), usually in a 5W-40 or 0W-40 grade, while diesel variants generally require VW 507 00 low-SAPS oil, commonly in 5W-30. The essential rule is to match the VW approval code printed in the owner’s manual or on the oil cap, rather than relying on viscosity alone. Doing so protects the engine, turbocharger, and emissions systems, supports long-term reliability, and helps avoid potential warranty issues.

What kind of oil do I put in my 2018 Audi Q7?

For all Audi Q7 model years, the recommended oil viscosity is either 5W-30 or 5W-40.

Is 5W-30 ok for Audi?

Audi recommends using synthetic oil that meets the VW 502 00 specification. Here are a few top choices: Castrol EDGE 5W-30 Full Synthetic Motor Oil: Known for its exceptional strength under high pressure, this oil provides superior protection and performance for your Audi A4.

How much oil does a 18 Q7 3.0 T take?

7.2 quarts (with filter).

What kind of oil does a 2018 Audi take?

The oil for a 2018 Audi is a full synthetic oil that meets specific Audi/VW oil quality standards, with the most common viscosity being 5W-40 for many models, although some high-performance versions like the SQ5 may specify 0W-20. Always check the owner’s manual or the sticker under the hood for the exact requirement, as it can vary by engine and model. 
Common oil types for 2018 Audis

• 5W-40: This is a very common recommendation for many 2018 Audi models, such as the A4, A5, A6, and Q5 with a 2.0L turbo engine. 
• 0W-20: This viscosity is often recommended for certain high-performance engines, like the 3.0L TFSI in the S4, S5, and SQ5. 

Important considerations

• Check your manual: The most critical step is to confirm the specific oil type and specification for your vehicle’s engine by checking the owner’s manual or the sticker on the hood. 
• Use full synthetic: Audi generally requires full synthetic oil to ensure proper protection for their engines, especially under high temperatures and stress. 
• Meet the quality standard: Ensure the oil meets the specified Audi/Volkswagen oil quality standard (e.g., VW 502 00 or VW 508 00). 
• Consider the climate: If the recommended oil isn’t available, use a viscosity grade that is suitable for the climate and operating conditions where you live.