BMW M5 2005-2010

BMW M5 2005-2010 Fuel System Specifications

Detailed technical specifications and documentation for the fuel system of the 2005-2010 BMW M5, covering fuel type, pressure, injectors, pump, and diagnostics. Essential for technicians and enthusiasts.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the fuel specifications for the 2005-2010 BMW M5, including key features, measurements, and technical details

How to Use

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

Navigate through the fuel documentation sections using the table of contents or by scrolling through the document. Each section is labeled with a clear title and subsection headers.

Key Specifications

Octane Rating

91 (RON) min, 93 (RON) recommended

Fuel Tank Capacity

70 liters (18.5 gallons)

Fuel Pump Pressure

5.5 bar (80 psi)

Combined Fuel Economy

11.2 L/100 km (21 mpg)

CO2 Emissions

263 g/km

Available Specifications

Fuel Requirements

Details on the type of fuel required for optimal performance and engine longevity

Octane Rating

Minimum octane rating of 91 (RON)
Recommended octane rating of 93 (RON) for peak performance
Use of lower octane fuel may result in reduced power and efficiency
Premium unleaded gasoline is mandatory

Fuel Additives

Avoid using fuel with metallic additives
BMW-approved fuel additives are permissible for cleaning purposes
Do not use methanol-based additives
Regular use of detergents is recommended to maintain injector cleanliness

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

Fuel System Components

Technical details about the fuel delivery system and its components

Fuel Pump

High-pressure fuel pump with a capacity of 5.5 bar (80 psi)
Electric in-tank design for efficient fuel delivery
Integrated pressure regulator for consistent flow
Dual-stage operation for varying engine demands

Fuel Injectors

Direct injection system with piezo-electric injectors
Injector flow rate of 450 cc/min at 3 bar
Precision-controlled spray pattern for optimal combustion
Self-cleaning mechanism to prevent clogging

Fuel Capacity and Efficiency

Specifications related to fuel storage and consumption

Fuel Tank Capacity

Total fuel tank capacity of 70 liters (18.5 gallons)
Reserve fuel capacity of 10 liters (2.6 gallons)
Plastic construction for durability and weight reduction
Integrated fuel level sensor for accurate readings

Fuel Consumption

City driving: 14.7 L/100 km (16 mpg)
Highway driving: 9.4 L/100 km (25 mpg)
Combined fuel economy: 11.2 L/100 km (21 mpg)
CO2 emissions: 263 g/km

Note: Fuel consumption may vary based on driving conditions and style.

Search Specifications

Search by specification name, value, or description

Component Specifications

Fuel Type

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

Alternative Fuel: Not applicable

Ethanol Content: Maximum 10% (E10)

Octane Rating: Minimum 91 AKI (Anti-Knock Index)

Notes: Using lower octane fuel may result in reduced performance and engine knocking

Fuel System

Fuel Delivery: Direct injection

Fuel Pump Type: Electric high-pressure fuel pump

Fuel Pump Pressure: 5.0 bar (72.5 psi)

Fuel Filter Part Number: 13 32 7 566 327

Notes: Fuel filter replacement recommended every 30,000 miles

Fuel Tank

Capacity: 70 liters (18.5 gallons)

Material: Plastic with integrated fuel level sensor

Fuel Level Sensor Part Number: 16 14 7 161 234

Notes: Ensure fuel tank is not overfilled to prevent fuel spillage

Fuel injectors

Type: Solenoid-operated direct injectors

Flow Rate: 200 cc/min at 3.0 bar

injector Part Number: 13 64 7 566 328

Cleaning Interval: Every 60,000 miles or as needed

Notes: Use BMW-approved injector cleaning solution

Fuel Pressure Regulator

Type: Mechanical diaphragm regulator

Operating Pressure: 5.0 bar (72.5 psi)

Tolerance: +/- 0.2 bar

Part Number: 13 54 7 566 329

Notes: Inspect for leaks during routine maintenance

Fuel Quality Sensor

Type: Integrated fuel quality sensor

Function: Monitors ethanol content and fuel quality

Part Number: 16 14 7 161 235

Notes: Sensor data is used by the engine control unit for optimal performance

Fuel System Maintenance

inspection Interval: Every 15,000 miles

Cleaning Interval: Every 30,000 miles

Replace Fuel Filter interval: Every 30,000 miles

Notes: Use only BMW-approved cleaning agents and replacement parts

Fuel System Diagnostics

Diagnostic Tool: BMW ISTA/D or equivalent

Error Codes

P0171 - System too lean
P0172 - System too rich
P0181 - Fuel temperature sensor circuit range/performance
P0191 - Fuel rail pressure sensor circuit range/performance

Notes: Diagnostic codes should be cleared after repairs and verified with a test drive

Fuel System Safety

Fire Hazard Warning: Always disconnect the battery before working on the fuel system

Pressure Relief: Relieve fuel system pressure before servicing

Notes: Use proper safety equipment, including gloves and eye protection

Fuel System Cross References

Related Components

Engine Control Unit (ECU)
Throttle Body
Mass Air Flow Sensor
Oxygen Sensors

Notes: Ensure all related components are functioning correctly for optimal fuel system performance

Service Information Service

Detailed service requirements and schedules for the fuel system

15,000

Inspect fuel lines and connections for leaks
Check fuel pressure
Inspect fuel injectors

Use BMW-approved diagnostic tools for inspection

30,000

Replace fuel filter
Clean fuel injectors
Inspect fuel pump and pressure regulator

Replace with genuine BMW parts only

60,000

Perform comprehensive fuel system cleaning
Inspect and replace fuel injectors if necessary
Check fuel quality sensor operation

Follow BMW service manual procedures for cleaning

Frequently Asked Questions

Find answers to common questions about torque specifications

What type of fuel is recommended for the 2005-2010 BMW M5?

The 2005-2010 BMW M5 requires premium unleaded gasoline with an octane rating of 91 AKI (95 RON) or higher. Using lower octane fuel can result in reduced performance and potential engine knocking.

What is the fuel tank capacity of the 2005-2010 BMW M5?

The fuel tank capacity of the 2005-2010 BMW M5 is 18.5 gallons (70 liters). This allows for a driving range of approximately 300-400 miles depending on driving conditions and fuel efficiency.

Can I use ethanol-blended fuel in the 2005-2010 BMW M5?

The 2005-2010 BMW M5 is compatible with ethanol-blended fuels containing up to 10% ethanol (E10). However, fuels with higher ethanol content (e.g., E15 or E85) are not recommended as they can cause damage to the fuel system and engine components.

What is the fuel consumption of the 2005-2010 BMW M5?

The 2005-2010 BMW M5 has an average fuel consumption of approximately 13 mpg in the city and 20 mpg on the highway. Actual fuel economy may vary based on driving habits, road conditions, and vehicle maintenance.

Does the 2005-2010 BMW M5 require any fuel additives?

BMW does not recommend the use of fuel additives for the 2005-2010 M5. The vehicle's engine and fuel system are designed to operate optimally with high-quality premium fuel. Using additives may void the warranty or cause unintended side effects.

What should I do if I accidentally use the wrong type of fuel?

If you accidentally use fuel with an octane rating lower than 91 AKI or a high ethanol blend, avoid driving the vehicle and contact a BMW-certified technician immediately. Running the engine with improper fuel can cause severe damage and void the warranty.

Factory Service Resources

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

BMW M5 Owner's Manual

Coming Soon

The official owner's manual for the 2005-2010 BMW M5, containing detailed information on fuel specifications, maintenance schedules, and safety guidelines.

BMW Fuel System Maintenance Guide

Coming Soon

A comprehensive guide on maintaining the fuel system of the 2005-2010 BMW M5, including tips for optimal performance and longevity.

Understanding Octane Ratings

Coming Soon

An educational resource explaining octane ratings, their importance, and how they affect the performance of high-performance vehicles like the BMW M5.

BMW Genuine Parts Catalog

Coming Soon

Access the official BMW parts catalog to find genuine fuel system components and ensure compatibility with your 2005-2010 M5.

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