BMW M3 2015-2020

BMW M3 2015-2020 Fuel System Specifications

Detailed technical guide for the 2015-2020 BMW M3 fuel system, including fuel type requirements, system components, pressure specifications, and maintenance tips for optimal performance.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the fuel specifications for the 2015-2020 BMW M3, including key features, measurements, and technical details. This section provides essential information on fuel requirements, system components, and performance specifications to ensure optimal vehicle operation.

How to Use

Use the search function to locate specific fuel specifications by entering keywords such as 'octane rating', 'fuel capacity', or 'injection system'.

Navigate through the fuel documentation sections using the table of contents or by scrolling through the document. Each section is labeled with a title and includes detailed subsections for easy reference.

Key Specifications

Fuel Tank Capacity

60 liters (15.85 gallons)

Octane Rating

91-93 AKI

Fuel Pump Pressure

200 bar (2900 psi)

CO2 Emissions

204 g/km

Fuel Consumption (Combined)

8.8 L/100 km (26.7 mpg)

Available Specifications

Fuel Requirements

This section outlines the fuel type, octane rating, and additives recommended for the 2015-2020 BMW M3 to ensure optimal engine performance and longevity.

Fuel Type and Octane Rating

Premium unleaded gasoline with a minimum octane rating of 91 AKI (Anti-Knock Index)
Recommended octane rating of 93 AKI for maximum performance
Use of lower octane fuel may result in reduced engine performance and efficiency
Avoid using gasoline with more than 10% ethanol (E10)

Fuel Additives

BMW-approved fuel additives are recommended for maintaining fuel system cleanliness
Avoid using aftermarket additives not approved by BMW
Additives should not contain metallic compounds or manganese-based substances
Regular use of approved additives can help prevent carbon buildup

Note: Using non-approved additives may void the vehicle's warranty.

Fuel System Components

This section details the key components of the fuel system, including the fuel tank, fuel pump, and injection system, along with their specifications and functions.

Fuel Tank

Fuel tank capacity: 60 liters (15.85 gallons)
Material: High-density polyethylene (HDPE) for durability and corrosion resistance
Includes an integrated fuel level sensor for accurate fuel monitoring
Designed to minimize fuel sloshing and evaporation

High-Pressure Fuel Pump

Direct injection high-pressure fuel pump with a maximum pressure of 200 bar (2900 psi)
Electronically controlled for precise fuel delivery
Constructed with lightweight aluminum for improved efficiency
Designed to operate under high temperatures and pressures

Fuel Injectors

Multi-hole piezoelectric injectors for precise fuel atomization
Injection timing controlled by the Engine Control Unit (ECU)
Designed to deliver fuel at a rate of up to 20 mg per injection cycle
Self-cleaning function to prevent clogging

Note: Regular maintenance is required to ensure injector performance.

Fuel System Performance

This section covers the performance metrics of the fuel system, including fuel consumption, efficiency, and emissions compliance.

Fuel Consumption

Combined fuel consumption: 8.8 L/100 km (26.7 mpg)
Urban fuel consumption: 11.2 L/100 km (21 mpg)
Extra-urban fuel consumption: 7.2 L/100 km (32.7 mpg)
CO2 emissions: 204 g/km

Emission Standards

Complies with Euro 6 emission standards
Equipped with a catalytic converter and particulate filter
Onboard diagnostics (OBD) system monitors emissions in real-time
Designed to minimize NOx and particulate emissions

Note: Regular emission system checks are recommended to maintain compliance.

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Component Specifications

Fuel Type

Recommended Fuel: Premium unleaded gasoline (91 AKI or 95 RON minimum)

Alternative Fuel: Mid-grade unleaded gasoline (89 AKI or 92 RON minimum)

Ethanol Content: Up to 10% ethanol (E10)

Notes: Using fuel with lower octane ratings may reduce performance and increase engine knock.

Fuel Tank

Capacity: 15.8 gallons (60 liters)

Material: High-density polyethylene (HDPE)

Part Number: 16117307994

Pressure Rating: 3.0 bar (43.5 psi)

Notes: Includes integrated fuel pump and level sensor.

Fuel Pump

Type: Electric in-tank fuel pump

Flow Rate: 200 liters per hour (LPH)

Pressure: 5.0 bar (72.5 psi)

Part Number: 16147183763

Voltage: 12V DC

Notes: Includes integrated fuel filter and pressure regulator.

Fuel injectors

Type: Direct injection (DI)

Flow Rate: 200 cc/min at 3.0 bar

Part Number: 13647596163

Spray Pattern: Multi-hole

Notes: High-pressure injectors designed for precise fuel delivery.

Fuel Filter

Type: Integrated with fuel pump

Micron Rating: 10 microns

Replacement interval: Every 60,000 miles or 60 months

Part Number: 16147183763

Notes: Non-serviceable; requires fuel pump replacement.

Fuel Pressure

Operating Pressure: 200 bar (2900 psi)

Tolerance: +/- 10 bar (145 psi)

Sensor Type: Piezoresistive

Part Number: 13627837922

Notes: High-pressure fuel system for direct injection.

Fuel System Maintenance

injector Cleaning Interval: Every 30,000 miles or 30 months

Fuel System Flush: Recommended every 60,000 miles

Additives: BMW-approved fuel system cleaner (part number: 82141467704)

Notes: Regular maintenance prevents carbon buildup and injector clogging.

Fuel Diagnostics

Diagnostic Tool: BMW ISTA/D or compatible OBD-II scanner

Error Codes

P0171
P0172
P0087
P0088

Pressure Test: Required for P0087/P0088 codes

Notes: Check fuel pressure sensor and pump for faults.

Fuel System Safety

Fire Risk: High-pressure fuel system; avoid open flames

Pressure Release: Depressurize system before servicing

Safety Equipment: Fire extinguisher, safety goggles, gloves

Notes: Follow BMW service manual procedures for fuel system repairs.

Fuel Consumption

City: 17 mpg

Highway: 26 mpg

Combined: 20 mpg

Tank Range: Approximately 316 miles

Notes: Actual mileage may vary based on driving conditions and fuel quality.

Service Information Service

Detailed service requirements and schedules for the fuel system

30,000

Inspect fuel injectors
Check fuel pressure
Add fuel system cleaner

Use BMW-approved fuel system cleaner.

60,000

Replace fuel pump (includes filter)
Perform fuel system flush
Inspect fuel lines and connections

Depressurize fuel system before servicing.

Frequently Asked Questions

Find answers to common questions about torque specifications

What type of fuel is recommended for the 2015-2020 BMW M3?

The 2015-2020 BMW M3 is designed to use premium unleaded gasoline with an octane rating of 91 or higher. Using lower octane fuel can result in reduced performance and potential engine damage.

What is the fuel tank capacity of the 2015-2020 BMW M3?

The fuel tank capacity of the 2015-2020 BMW M3 is 50 liters (approximately 13.2 gallons). This capacity allows for a range of approximately 450-500 miles under optimal conditions.

Can the 2015-2020 BMW M3 use ethanol-blended gasoline?

Yes, the 2015-2020 BMW M3 can use gasoline blended with up to 10% ethanol (E10). Higher ethanol blends (e.g., E15 or E85) are not recommended and can cause engine and fuel system issues.

What is the fuel consumption rate of the 2015-2020 BMW M3?

The fuel consumption rate varies based on driving conditions, but the average fuel consumption is approximately 8.5 liters per 100 kilometers (about 28 miles per gallon) for combined city and highway driving.

How often should the fuel filter be replaced on the 2015-2020 BMW M3?

The fuel filter should be inspected and replaced every 20,000 miles or as recommended by the service manual. Regular replacement ensures optimal fuel flow and prevents contaminants from entering the engine.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

Official BMW Fuel Specifications Guide

Coming Soon

Detailed guide on fuel specifications, including octane ratings, ethanol blends, and fuel system maintenance for the 2015-2020 BMW M3.

BMW M3 Fuel System Maintenance Manual

Coming Soon

Comprehensive manual detailing fuel system components, maintenance procedures, and troubleshooting tips specific to the 2015-2020 BMW M3.

BMW M3 Fuel Efficiency Optimization Tips

Coming Soon

Tips and best practices for optimizing fuel efficiency, including driving habits, fuel selection, and system maintenance for the 2015-2020 BMW M3.

BMW M3 Fuel Filter Replacement Procedure

Coming Soon

Step-by-step guide for replacing the fuel filter, including tools needed, safety precautions, and warranty considerations for the 2015-2020 BMW M3.

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