What oil does a 2014 Audi A7 Quattro 3.0L Diesel take?
The 2014 Audi A7 Quattro with the 3.0L 6-cylinder (Engine Code CPNB G) diesel turbo requires a 5W-30 viscosity motor oil. For a standard oil change including a filter, the required capacity is 6.8 quarts. AMSOIL recommends using AMSOIL 5W-30 LS 100% Synthetic European Motor Oil (AELQT-EA) for this application.
AMSOIL product recommendations
Based on the AMSOIL lookup data, the following products are recommended for your 2014 Audi A7 Quattro diesel engine and drivetrain components:
Engine Oil & Coolant
| Product Name | Part Code |
|---|---|
| 5W-30 LS 100% Synthetic European Motor Oil | AELQT-EA |
| Passenger Car & Light Truck Antifreeze & Coolant | ANTPC1G-EA |
| Propylene Glycol Antifreeze and Engine Coolant | ANT1G-EA |
Transmission & Gear Fluids
| Product Name | Part Code |
|---|---|
| Signature Series Fuel-Efficient ATF | ATLPK-EA |
| OE Fuel-Efficient 100% Synthetic ATF | OTLQT-EA |
| 75W-90 Long Life 100% Synthetic Gear Lube | FGRQT-EA |
Brake Fluid
| Product Name | Part Code |
|---|---|
| DOT 3 and DOT 4 100% Synthetic Brake Fluid | BFLVCN-EA |
Engine Oil Specifications & Details
Proper lubrication is vital for the 3.0L CPNB G diesel engine to maintain turbocharger integrity and manage emissions systems.
Oil Viscosity and Capacity
| Specification | Value |
|---|---|
| AMSOIL lookup oil grade | SEO06 |
| Recommended Viscosity | 5W-30 (All TEMPS) |
| Oil Capacity (with filter) | 6.8 quarts |
Note: If synthetic oil meeting the applicable Audi/Volkswagen quality standard with the recommended viscosity is unavailable, use a grade suitable for your local climate and operating conditions.
Service Details
- Oil Drain Plug Torque: 22 ft/lbs (Replace drain plug seal).
- Oil Filter: No recommendations available from source data.
- Air Filter: No recommendations available from source data.
- Oil Vapor Filter: No recommendations available from source data.
Transmission and Drivetrain Specifications
The 2014 Audi A7 Quattro utilizes a complex all-wheel-drive system that requires specific fluids for the automatic transmission and differentials.
Automatic Transmission (0BK)
| Description | Capacity |
|---|---|
| Total Fill Capacity | 9.1 quarts |
| Initial Fill Capacity | 4.2 quarts (Actual varies 3.6L-4.0L / 3.8-4.2 qt) |
Differential and Transfer Case
| Component | Capacity (with 0BK) |
|---|---|
| Front Differential | 1.9 pints |
| Rear Differential | 1.9 pints |
Note: The AMSOIL lookup references Audi/VW part numbers G 052 145 A1, G 052 145 A2, and G 052 145 S2 for these applications.
Diesel maintenance notes for this vehicle
Because this is a turbocharged diesel engine (TDI), owners should focus on the following:
- Turbocharger Integrity: Ensure high-quality synthetic oil is used to protect turbo bearings.
- Emissions Systems: Use oils that meet required standards to avoid harming emissions components.
- Fuel Filtration: Maintain clean fuel systems to support high-pressure common rail requirements.
- Cooling System: Monitor coolant levels; the system has a 12.7 quart capacity.
Common diesel oil-related concerns and how AMSOIL products may help
| Concern | Why it matters | AMSOIL Product | How it may help | Limitation |
|---|---|---|---|---|
| Turbocharger Wear | High heat and speed can degrade oil. | AELQT-EA | Provides exceptional engine protection. | Does not repair mechanical failure. |
| Emissions Damage | Incorrect oil can clog DPF/emissions gear. | AELQT-EA | Designed not to harm emissions systems. | Requires proper oil grade usage. |
| Transmission Heat | Heavy use causes fluid breakdown. | ATLPK-EA | Withstands rigors of heavy towing and heat. | Does not fix leaks. |
Common maintenance concerns for this vehicle
Owners of the Audi A7 Quattro diesel should consider regular inspections of:
- Turbocharger System: Given the turbocharged nature of the Cpnb engine.
- All-Wheel Drive Components: Monitoring differential and transfer case fluid health to maintain ‘quattro’ performance.
- Cooling System Gaskets/Hoses: Ensuring protection against leaks in high-heat environments.
Recall, TSB, and manufacturer communication notes
Official NHTSA recall research for the 2014 Audi A7 Quattro returned no records at this time. However, owners should always verify open recalls by VIN, as applicability depends on specific production dates and equipment levels.
About this vehicle
The 2014 Audi A7 Quattro is an executive five-door liftback, often referred to as a Sportback due to its sloping roofline. It is positioned as a coupé-style variant of the Audi A6 and shares much of its DNA with the C7-series architecture. This model features Audi’s ‘quattro’ all-wheel-drive system, which is historically characterized by Torsen-based permanent four-wheel drive technology designed to enhance traction and stability.
The powertrain consists of a 3.0L 6-cylinder diesel engine (Engine Code: Cpnb). This turbocharged diesel engine is typically utilized for high-torque, long-distance cruising and improved fuel efficiency in executive-class vehicles. Maintenance focus for these TDI engines should remain on the integrity of the turbocharger system, fuel filtration, and emissions components common to modern high-pressure common rail diesel engines.
Owners often prioritize a balance of luxury, sophisticated design, and efficient highway performance. Because this is an executive-class vehicle with complex electronic systems, adhering to strict maintenance schedules is critical for preserving mechanical longevity.
Common questions about this vehicle’s diesel oil and maintenance
What is the oil capacity for my 2014 Audi A7 3.0L Diesel?
The capacity is 6.8 quarts when performing an oil change with a filter replacement.
What viscosity should I use for the CPNB engine?
The recommended viscosity is 5W-30 for all temperatures, provided it meets the required Audi/Volkswagen quality standards.
How much transmission fluid does the 8-speed automatic need?
For a total fill, it requires 9.1 quarts; however, an initial fill typically ranges from 3.6L to 4.0L (3.8 to 4.2 qt).
Can I use any antifreeze in my Audi A7?
The AMSOIL lookup lists ANTPC1G-EA and ANT1G-EA for this vehicle. Always ensure compatibility with your specific cooling system metals and gaskets.
What is the torque spec for the oil drain plug?
The oil drain plug should be torqued to 22 ft/lbs. It is recommended to replace the drain plug seal at this time.
How do I check for active recalls on my Audi?
While no NHTSA records were found in this research, you should always verify open recalls by contacting a dealer with your specific VIN.
Disclaimer: Not all information is confirmed from source data. Always consult your owner’s manual or a certified technician before performing maintenance.