BMW 535i 2011-2016 Fuel System Specifications
Detailed technical guide for the 2011-2016 BMW 535I fuel system, including specifications, maintenance, and troubleshooting. Learn about fuel requirements, pump and injector details, and performance optimization for the N55 engine.
Overview Specifications
Comprehensive description of the fuel specifications for the 2011-2016 BMW 535I, 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 pressure'.
Navigate through the fuel documentation sections using the table of contents or by scrolling through the document. Each major section is labeled with a clear title and includes subsections for detailed information.
Key Specifications
Fuel Type
Premium unleaded (91 AKI or higher)
Fuel Tank Capacity
18.5 gallons (70 liters)
Fuel System Pressure
58 psi (4 bar)
Combined Fuel Economy
24 mpg (9.8 L/100 km)
CO2 Emissions
220 g/km
Available Specifications
Fuel Type and Quality
Details about the recommended fuel type, quality standards, and octane ratings for optimal performance
Fuel Type and Quality
Details about the recommended fuel type, quality standards, and octane ratings for optimal performance
Recommended Fuel Type
- Premium unleaded gasoline with an octane rating of 91 AKI (Anti-Knock Index) or higher
- Minimum octane rating of 89 AKI is acceptable but may reduce performance
- Do not use gasoline with more than 10% ethanol (E10)
- Avoid using diesel or alternative fuels as they are incompatible with the engine
Fuel Quality Standards
- Fuel must meet ASTM D4814 standards in the United States
- In Europe, fuel must comply with EN 228 standards
- Use of additives is not recommended unless approved by BMW
- Ensure fuel is free from contaminants such as water or particulate matter
Note: Using lower-quality fuel may result in reduced engine performance and increased emissions.
Fuel System Specifications
Technical details about the fuel system, including capacity, pressure, and component specifications
Fuel System Specifications
Technical details about the fuel system, including capacity, pressure, and component specifications
Fuel Tank Capacity
- Total fuel tank capacity: 18.5 gallons (70 liters)
- Reserve fuel capacity: 2.5 gallons (9.5 liters)
- Fuel tank material: High-density polyethylene (HDPE)
- Fuel tank design: Dual-chamber for improved safety and efficiency
Fuel System Pressure
- Operating pressure: 58 psi (4 bar)
- Maximum pressure: 87 psi (6 bar)
- Fuel pump flow rate: 120 liters per hour (L/h)
- Fuel injector flow rate: 200 cc/min at 3 bar
Note: Maintain proper fuel system pressure to ensure optimal engine performance and fuel efficiency.
Fuel Consumption and Efficiency
Information about fuel consumption rates, efficiency, and factors affecting mileage
Fuel Consumption and Efficiency
Information about fuel consumption rates, efficiency, and factors affecting mileage
Fuel Economy Ratings
- City driving: 20 mpg (11.8 L/100 km)
- Highway driving: 30 mpg (7.8 L/100 km)
- Combined driving: 24 mpg (9.8 L/100 km)
- CO2 emissions: 220 g/km
Factors Affecting Fuel Efficiency
- Driving style: Aggressive driving reduces fuel efficiency
- Tire pressure: Maintain recommended tire pressure for optimal mileage
- Engine load: Heavy loads or towing increases fuel consumption
- Environmental conditions: Cold weather reduces fuel efficiency
Note: Regular maintenance, such as air filter replacement and fuel system cleaning, can improve fuel efficiency.
Fuel System Maintenance
Guidelines for maintaining the fuel system, including inspection intervals and common issues
Fuel System Maintenance
Guidelines for maintaining the fuel system, including inspection intervals and common issues
Inspection Intervals
- Inspect fuel lines and connections every 15,000 miles (24,000 km)
- Replace fuel filter every 30,000 miles (48,000 km)
- Check fuel injectors for clogging every 50,000 miles (80,000 km)
- Inspect fuel tank for leaks or damage during routine service
Common Fuel System Issues
- Clogged fuel injectors causing misfires or poor performance
- Fuel pump failure leading to no-start conditions
- Fuel pressure regulator malfunction causing erratic fuel delivery
- Contaminated fuel leading to engine damage
Note: Address fuel system issues promptly to prevent further damage and ensure reliable operation.
Search Specifications
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Component Specifications
Fuel Type
- Recommended Fuel
- Premium unleaded gasoline (91 AKI or higher)
- Minimum Octane Rating
- 89 AKI
- Ethanol Content
- Up to 10% ethanol (E10)
- Notes
- Using fuel with lower octane may reduce performance and fuel efficiency
Fuel System
- Fuel Delivery
- Direct injection
- Fuel Pump Pressure
- 2000-5000 psi (138-345 bar)
- Fuel Filter Part Number
- 13 32 7 566 327
- injector Type
- High-pressure solenoid injectors
- injector Part Number
- 13 53 7 566 328
Fuel Tank
- Capacity
- 18.5 gallons (70 liters)
- Material
- High-density polyethylene
- Vent System
- Closed-loop evaporative emission control
- Fuel Level Sensor Part Number
- 16 14 7 566 329
Fuel Pump
- Type
- Electric in-tank fuel pump
- Flow Rate
- 120 liters/hour at 5 bar
- Operating Voltage
- 12V DC
- Part Number
- 16 14 7 566 330
- Replacement interval
- 100,000 miles or as needed
Fuel injectors
- Flow Rate
- 200 cc/min at 3 bar
- Spray Pattern
- Multi-hole
- Operating Pressure
- 2000-5000 psi (138-345 bar)
- Cleaning Interval
- Every 30,000 miles
- Notes
- Use BMW-approved injector cleaner for maintenance
Fuel Pressure Regulator
- Type
- Mechanical diaphragm
- Operating Pressure
- 50 psi (3.4 bar)
- Part Number
- 13 53 7 566 331
- Replacement interval
- As needed based on diagnostics
Fuel Rail
- Material
- Stainless steel
- Pressure Sensor Part Number
- 13 62 7 566 332
- Notes
- Inspect for leaks during routine maintenance
Evaporative Emission System
- Charcoal Canister Part Number
- 16 14 7 566 333
- Purge Valve Part Number
- 13 41 7 566 334
- Pressure Sensor Part Number
- 13 62 7 566 335
- Diagnostic Codes
-
- P0440
- P0441
- P0442
- Notes
- Inspect for leaks and proper valve operation
Fuel Economy
- City
- 20 mpg
- Highway
- 30 mpg
- Combined
- 24 mpg
- Notes
- Actual mileage may vary based on driving conditions
Diagnostic Specifications
- Fuel Pressure Test
- Idle Pressure: 50 psi (3.4 bar)Full Load Pressure: 60 psi (4.1 bar)Tolerance: +/- 5 psi (0.3 bar)
- injector Balance Test
- Flow Variation: Less than 5% between injectorsNotes: Perform test using BMW diagnostic software
- Evap System Leak Test
- Leak Size Detection: 0.020 inches (0.5 mm)Notes: Use smoke machine for accurate diagnosis
Service Information Service
Detailed service requirements and schedules for the fuel system
- Inspect fuel lines and connections for leaks
- Check fuel filter condition
- Clean fuel injectors
Use BMW-approved cleaning solutions
- Replace fuel filter
- Inspect fuel pump operation
- Check evaporative emission system for leaks
Perform fuel pressure test if issues are suspected
- Replace fuel pump if necessary
- Inspect fuel injectors for wear
- Replace charcoal canister if clogged
Follow BMW diagnostic procedures for accurate assessment
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What type of fuel is recommended for the 2011-2016 BMW 535i?
What type of fuel is recommended for the 2011-2016 BMW 535i?
The 2011-2016 BMW 535i requires premium unleaded gasoline with an octane rating of 91 or higher. Using lower octane fuel may result in reduced performance and engine knocking.
Q2 What is the fuel tank capacity of the 2011-2016 BMW 535i?
What is the fuel tank capacity of the 2011-2016 BMW 535i?
The fuel tank capacity of the 2011-2016 BMW 535i is 18.5 gallons (70 liters). This allows for an estimated range of approximately 450-500 miles depending on driving conditions.
Q3 Can I use ethanol-blended fuel in the 2011-2016 BMW 535i?
Can I use ethanol-blended fuel in the 2011-2016 BMW 535i?
Yes, the 2011-2016 BMW 535i can use ethanol-blended fuels containing up to 10% ethanol (E10). However, fuels with higher ethanol concentrations (e.g., E15 or E85) are not recommended as they may cause damage to the fuel system and engine components.
Q4 What is the fuel economy of the 2011-2016 BMW 535i?
What is the fuel economy of the 2011-2016 BMW 535i?
The 2011-2016 BMW 535i achieves an EPA-estimated fuel economy of 20 mpg in the city and 30 mpg on the highway. Actual mileage may vary based on driving habits, road conditions, and vehicle maintenance.
Q5 How often should I replace the fuel filter on the 2011-2016 BMW 535i?
How often should I replace the fuel filter on the 2011-2016 BMW 535i?
The fuel filter on the 2011-2016 BMW 535i is designed to last the lifetime of the vehicle under normal driving conditions. However, if you experience reduced performance or fuel delivery issues, it may need to be inspected and replaced by a certified technician.
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 Fuel System Maintenance Guide
Coming SoonA detailed guide on maintaining the fuel system, including fuel filter replacement, injector cleaning, and fuel pump inspection.
Premium Fuel Benefits for BMW Vehicles
Coming SoonLearn why BMW recommends premium fuel and how it enhances engine performance, efficiency, and longevity.
Ethanol-Blended Fuel Compatibility
Coming SoonUnderstand the impact of ethanol-blended fuels on BMW engines and fuel systems, including compatibility and usage guidelines.
BMW Fuel Economy Optimization Tips
Coming SoonPractical tips to improve fuel efficiency, including driving habits, maintenance practices, and fuel quality recommendations.
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Technical Information
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