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2015 Audi A8 L

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2015 A8 L.

Body PASSENGER CAR

The 2015 Audi A8 L is a passenger car that calls for 7.0 qt of engine oil, with approved viscosities of 5W‑40, 5W‑30 or 0W‑40. It has accumulated 30 total owner complaints, the most frequent of which concern the Engine, and has been subject to five recalls. This complaint and recall count situates the 2015 model year toward the lower‑issue end of the A8 L’s reliability history, suggesting a comparatively trouble‑free ownership experience for that generation.

Model year201820172016201520142013

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity7.0 qtOEM · verified
Engine oil type5W-40 / 5W-30 / 0W-40OEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 49 · 760 CCA battery, OE oil filter 06E115562H. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 49 · 760 CCAOEM · verified
Tire sizeP255/45R19OEM · verified
Wheel / rim9-J inOEM · verified

OE service part numbers OEM · verified

Engine oil filter06E115562H alt 07C115562E
Engine air filter4H0129620L alt 4H0129620M
Fuel filter4H0201511A alt 8T0127401A
Spark plug101905611G alt 079905626M
Battery000915089BD alt 000915089K
Front wiper blades4H1955425B alt 4H1955426B
Serpentine belt06E903137AB alt 079903137AJ
Thermostat07P198210A alt 06E121119F
Cabin air filter4H0819439

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length202 in
Overall width76.8 in
Overall height57.5 in
Wheelbase117.7 in
Curb weight4376 lb
Track (front / rear)64.2 / 64.2 in
Weight distribution (front / rear)56/44

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 7.0 qt of 5W-40 / 5W-30 / 0W-40 engine oil, DOT 4 brake fluid. Torque the oil drain plug to 18.4 ft-lbs. The firing order is 1-12-5-8-3-10-6-7-2-11-4-9.

Lubricants & capacities

Brake FluidDOT 4
Engine CoolantAudi coolant G13 TL-VW774J
Engine Coolant Capacity16.0
Engine CoolantAudi coolant G13 TL-VW774J
Engine Coolant Capacity15.9
Engine CoolantAudi coolant G13 TL-VW774J
Engine Coolant Capacity16.0
Engine Oil5W-40 · 5W-30 · 0W-40

Engine torques

Crankshaft Pulley and/or Damper BoltsDiagonally tighten 11 ft-lbs
Intake Manifold to Engine Bolts6.6
Exhaust Manifold to Cylinder Head Bolts1st step:
Exhaust Manifold to Cylinder Head Bolts1st step:
Exhaust Manifold to Cylinder Head Bolts17
Intake Manifold to Engine Bolts6.6
Exhaust Manifold to Cylinder Head Bolts1st step:
Engine Oil Pan Drain Plug18.4 ft-lbs

Chassis torques

Steering Track (Rod End) Bolts45.0 ft-lbs

Ignition

Cylinder Firing Order1-4-3-6-2-5
Cylinder Firing Order1-5-4-8-6-3-7-2
Cylinder Firing Order1-12-5-8-3-10-6-7-2-11-4-9
Spark Plug ManufacturerDenso
Spark Plug Torque22 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity26.88-33.6 lbs
Oil GroupPAG
Oil Type46
Oil Capacity4.10-4.75 oz
Standard BCI Group Number49
Standard BCI Cranking Performance760 cca
Optional BCI Group Number95R

Service checks

Pressure Test14.5 psi
Radiator Cap Pressure Relief20-23 psi
Regulated Fuel System Pressure (With Vacuum)55
Regulated Fuel System Pressure (With Vacuum)72.5-116 psi
Residual Pressure43 psi
Regulated Fuel System Pressure (With Vacuum)72.5-116 psi
Residual Pressure43 psi
Regulated Fuel System Pressure (With Vacuum)72.5-116 psi

Brakes

Brake Caliper Bolt to Carrier TorqueFront: 41; Rear: 26 Use; Front: 41; Rear: 26
Brake Caliper Carrier to Hub Bolt TorqueFront: 145; Rear: 75 use; Front: 145; Rear: 74
ABS Sensor Torque6.6 / NS
Minimum Pad ThicknessFront: 0.354; Rear: 0.315 Specifications

Multi-step torque procedures OEM · verified

Main Bearings — tightening sequence 1 stages
122.0 ft. lbs., Step 2: 36.0 ft. lbs., Step 3: 9022 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter at 5,000 mi; spark plugs at 55,000 mi.

At 5,000 miBrake System (inspect) · Diesel Emissions Fluid (fill) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Headlamp Washer Nozzle (inspect) · Headlamp Washer System (inspect fluid level)
Every 10,000 miBrake System (inspect) · Diesel Emissions Fluid (fill) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Headlamp Washer Nozzle (inspect) · Headlamp Washer System (inspect fluid level)
At 15,000 miAir Conditioning Evaporator Case Drain (inspect) · Battery (inspect) · CV Joint Boot (inspect) · Cabin Air Filter (replace) · Drive Axle Assembly (inspect) · Engine Assembly (leak inspection)
Every 20,000 miAir Conditioning Evaporator Case Drain (inspect) · Battery (inspect) · CV Joint Boot (inspect) · Cabin Air Filter (replace) · Diesel Particulate Filter (inspect) · Drive Axle Assembly (inspect)
At 35,000 miBrake Rotor (inspect) · Door Hinge (lubricate) · Hood Latch (lubricate)
Every 40,000 miBrake Rotor (inspect) · Door Hinge (lubricate) · Hood Latch (lubricate)
At 55,000 miDrive Belt (replace) · Engine Air Filter Element (replace) · Engine Air Filter Housing (clean) · Spark Plugs (replace)
Every 60,000 miDrive Belt (replace) · Engine Air Filter Element (replace) · Engine Air Filter Housing (clean) · Spark Plugs (replace)
At 75,000 miAccessory Drive Belt (inspect)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

Owner complaints about the 2015 Audi A8 L dominate in one area — the engine, 15 of 30 reports (50%), well ahead of the next concern. NHTSA has issued no recalls for this vehicle, so these are owner-reported concerns only. 1 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the engine pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.

5
Open recalls
NHTSA campaigns
833
Service bulletins
Manufacturer communications
1
ODI investigations
Office of Defects Investigation
30
Owner complaints
1 involved a crash · 0 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★★

Owner complaints filed with NHTSA, by component

All 30 complaints on record, top 8 components.

Engine15
Service Brakes2
Visibility/Wiper1
Structure,Visibility/Wiper1
Unknown Or Other,Engine1
Power Train1
Power Train,Seats1
Lane Departure,Forward Collision Avoidance1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 833 bulletins on record with NHTSA.

BulletinDateComponentSummary
TSB_2027368_72025-07-31Electrical SystemThis TSB provides information when the Audi advanced key is inoperative; door handle…
TSB_2010353_62025-07-25Electrical SystemThis TSB provides informatin when the cigarette lighter element does not eject, or the…
TSB_2070568_42025-07-10Unknown Or OtherThis bulletin provides information about professional noise analysis with the VAS 611 015…
TSB_2042920_22025-06-26Fuel/Propulsion SystemThis bulletin provides information when there is corrosion on the exhaust tail pipes.
TSB_2074857_22025-06-20Power TrainThis bulletin provides information when there are noises/vibrations in tight bends; Q7…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific A8 L. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Group 49 batteryVehicles taking 7.0 qtEngine oil filter 06E115562HEngine air filter 4H0129620LFuel filter 4H0201511ASpark plug 101905611G

Reference guides

Cross-vehicle references for the kinds of data on this page.

Vehicle recalls & TSBsOBD-II trouble codesTorque specificationsMaintenance schedulesFluid capacities & specs

Frequently asked

How much oil does the 2015 A8 L take?

7.0 qt of 5W-40, 5W-30 or 0W-40 meeting Audi specification 502 00 or equivalent., per the factory manual.

Does the 2015 A8 L have open recalls?

NHTSA lists 5 recall campaign(s) for this model year. Check your specific vehicle by VIN.