BMW 330i 2019-present Emissions & Sensors Specifications
Detailed technical specifications and guide for the emissions sensors of the 2019-Present BMW 330i (G20/G21). Includes sensor types, locations, and maintenance tips for optimal performance and emissions compliance.
Emissions Sensors Specifications Overview Specifications
This document provides a comprehensive guide to the emissions sensors specifications for the 2019-Present BMW 330i. It includes detailed technical information, key specifications, and instructions for using the document effectively. The guide is divided into major sections, each focusing on specific aspects of the emissions sensors, such as types, technical details, and maintenance. Use the 'howTo' section to learn how to navigate and search within this document.
How to Use
To search for specific information, use the search functionality by typing keywords related to emissions sensors, such as 'oxygen sensor' or 'temperature sensor'. Results will be highlighted for quick access.
Navigate through the document by selecting sections from the table of contents. Each section contains subsections with detailed specifications and technical points. Use the 'quickReference' section for key specifications at a glance.
Key Specifications
Oxygen Sensor Type
Heated (Broadband)
Temperature Sensor Range
-40°C to 1,000°C
Response Time
< 100 ms
Operating Voltage
12V DC
Emissions Standard
EU6 / EPA
Available Specifications
Emissions Sensors Overview
This section provides an overview of the emissions sensors used in the 2019-Present BMW 330i. It includes the types of sensors, their locations, and their functions within the vehicle's emissions control system.
Emissions Sensors Overview
This section provides an overview of the emissions sensors used in the 2019-Present BMW 330i. It includes the types of sensors, their locations, and their functions within the vehicle's emissions control system.
Oxygen Sensors
- Located in the exhaust system to measure oxygen levels
- Used to optimize fuel injection and reduce emissions
- Heated to ensure accurate readings at all temperatures
- Typically two sensors per vehicle (pre- and post-catalytic converter)
- Requires periodic cleaning or replacement as specified by BMW
Temperature Sensors
- Monitors engine and exhaust gas temperatures
- Provides data for engine control module (ECM) to adjust fuel injection
- Installed in the engine block and exhaust manifold
- Operates within a temperature range of -40°C to 1,000°C
- Ensures efficient combustion and emissions control
Air-Fuel Ratio Sensors
- Measures the ratio of air to fuel in the engine
- Works in conjunction with oxygen sensors for precise fuel control
- Located in the intake manifold or near the throttle body
- Provides real-time data to the ECM for engine optimization
- Requires calibration after replacement
Technical Specifications
This section provides detailed technical specifications for the emissions sensors in the 2019-Present BMW 330i. It includes sensor types, operating parameters, and compatibility information.
Technical Specifications
This section provides detailed technical specifications for the emissions sensors in the 2019-Present BMW 330i. It includes sensor types, operating parameters, and compatibility information.
Sensor Performance Metrics
- Response time: < 100 ms for oxygen sensors
- Accuracy: ±1% for temperature sensors
- Operating voltage: 12V DC
- Current draw: < 50 mA
- Durability: Designed for 100,000+ miles under normal conditions
Compatibility and Standards
- Meets EU6 and EPA emissions standards
- Compatible with BMW B46/B48 engine variants
- Interchangeable with OEM parts
- Compliant with ISO 15005 standards
- Tested for extreme environmental conditions
Installation and Maintenance
This section provides guidelines for the installation, maintenance, and troubleshooting of emissions sensors in the 2019-Present BMW 330i.
Installation and Maintenance
This section provides guidelines for the installation, maintenance, and troubleshooting of emissions sensors in the 2019-Present BMW 330i.
Installation Guidelines
- Follow BMW-specific torque specifications for sensor mounting
- Ensure proper electrical connections to avoid signal interference
- Use genuine BMW parts for optimal performance
- Reset ECM after sensor replacement
- Perform a test drive to verify sensor functionality
Diagnostic Procedures
- Use BMW ISTA/D diagnostic tools for sensor calibration
- Check for fault codes related to sensor performance
- Test sensor resistance and voltage output
- Inspect wiring and connectors for damage or corrosion
- Compare sensor data with manufacturer specifications
Search Specifications
Search by specification name, value, or description
Type to search through torque specifications. Results will appear below as you type.
Component Specifications
Overview
- Type
- Exhaust Gas Oxygen Sensor
- Configuration
- Inline/Manifold-Mounted
- Platform
- B58 Engine Family
- Material
- Ceramic with Platinum Sensing Element
- Location
- Exhaust System Downstream of Catalyst
Dimensions
- Sensor Length
- 4.5 inches (114.3 mm)
- Sensor Diameter
- 0.75 inches (19.05 mm)
- Thread Size
- M18 x 1.5
- Connector Length
- 6 inches (152.4 mm)
- Cable Length
- 24 inches (609.6 mm)
- Weight
- 6.7 ounces (190 grams)
- Operating Temperature Range
- -40°F to 2000°F (-40°C to 1093°C)
Materials
- Sensing Element
- Platinum-Rhodium Alloy
- Sensor Housing
- Stainless Steel
- Connector
- High-Temperature Plastic
- Cable insulation
- Heat-Resistant Silicone
- Mounting Thread
- Stainless Steel
Features
- Sensor Technology
-
- Heated Oxygen Sensor (H2S)
- Wideband Air-Fuel Ratio
- Self-Diagnostic Capability
- Linear Output Signal
- Fault Detection and Indication
- Operational Features
-
- Closed-Loop Fuel Control
- Catalyst Monitoring
- Exhaust Gas Temperature Sensing
- Fail-Safe Operation Mode
- CAN Bus Communication
- Environmental Features
-
- Waterproof and Dustproof Design
- Vibration Resistance
- EMI Shielding
- Barometric Pressure Compensation
- Temperature Compensation
Safety Features
- Fault Detection
-
- Internal Short Circuit Detection
- Open Circuit Detection
- Lean/Rich Fuel Mixture Detection
- Over-Temperature Protection
- Failure Mode
- Default to Safe Operation
- Error Reporting
- OBD-II Code Generation
Comfort Features
- Smooth Operation
-
- Reduced Emissions During Acceleration
- Minimized Cold-Start Emissions
- Optimized Fuel Efficiency
- Improved Idle Stability
- Enhanced Throttle Response
- Driver Feedback
- Real-Time Emissions Monitoring
- System integration
- Seamless Integration with DME (Digital Motor Electronics)
Accessories
- installation Kit
-
- Sensor Harness
- Mounting Bracket
- Thread Adapter
- Connector Grease
- Diagnostic Tools
-
- OBD-II Scanner
- Oxygen Sensor Simulator
- Wiring Harness Tester
- Heat-Resistant Silicone Sealant
- Replacement Parts
-
- Oxygen Sensor Replacement Kit
- Connector Repair Kit
- Cable Harness Replacement
- Thread Sealant Kit
Maintenance
- Service interval
-
- Inspect sensor connector and wiring every 30,000 miles
- Check sensor operation during routine diagnostics
- Clean sensor housing (if accessible) at 60,000 miles
- Replace sensor every 120,000 miles or as needed
- Verify sensor calibration after replacement
- Maintenance Notes
- Use OEM or equivalent replacement parts. Avoid using harsh cleaning agents that may damage the sensor or housing.
Warranty
- Emissions Warranty
- Miles: 150,000 milesYears: 15 yearsCoverage: Catalytic Converter and Oxygen Sensor
- Parts Warranty
- Miles: 50,000 milesYears: 4 yearsCoverage: Replacement Parts for Defects
- Labor Warranty
- Miles: 50,000 milesYears: 4 yearsCoverage: Labor Costs for Warranty Repairs
- Corrosion Warranty
- Miles: Unlimited milesYears: 12 yearsCoverage: Perforation of Sensor Housing
Production Details
- Manufacturer
- Bosch Automotive
- Manufacturing Process
-
- Precision Ceramic Element Fabrication
- High-Temperature Brazing
- Advanced Welding Techniques
- Automated Assembly and Testing
- Quality Control Inspection
- Quality Control
- inspection: 100% Bench TestingCertification: ISO/TS 16949 CertifiedStandards: Meets or Exceeds OEM Specifications
- Sustainability Practices
-
- Recyclable Materials
- Low-VOC Coatings
- Energy-Efficient Manufacturing
- Reduced Packaging Program
- Production Metrics
- Annual Production: 1,200,000 unitsFailure Rate: <0.5%Warranty Claim Rate: <1%
Service Information for Emissions Sensors Service
Maintenance and service requirements specific to emissions sensors
- Inspect oxygen sensor connector for corrosion
- Check sensor wiring for damage or wear
- Verify sensor operation via OBD-II scan
- Clean sensor housing (if accessible)
- Check for fault codes related to emissions sensors
Use scan tool to verify sensor performance and calibration.
- Replace oxygen sensor if faulty or aged
- Inspect exhaust system for leaks near sensor
- Check sensor heater operation
- Verify emissions system integrity
- Clean or replace sensor connectors
Perform thorough system check if any emissions-related codes are present.
- Replace oxygen sensor as part of routine maintenance
- Inspect and clean sensor mounting threads
- Check sensor harness for signs of wear
- Verify proper sensor function after replacement
- Clear any stored fault codes
Always use OEM or equivalent replacement sensors to ensure compatibility and performance.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the technical specifications of the emissions sensors in the 2019-Present BMW 330i?
What are the technical specifications of the emissions sensors in the 2019-Present BMW 330i?
The emissions sensors in the 2019-Present BMW 330i include a combination of oxygen sensors and NOx sensors. These sensors are designed to work with the N20 or B46 engine, ensuring compliance with emissions standards. The oxygen sensors are typically heated three-wire sensors with a voltage range of 0.1-0.9V, while the NOx sensors monitor nitrogen oxide levels. These sensors are compatible with the G20 platform and integrate with the DME (Digital Motor Electronics) system for precise emissions control and engine performance optimization.
Q2 What are the maintenance requirements for the emissions sensors?
What are the maintenance requirements for the emissions sensors?
Regular maintenance for the emissions sensors in the 2019-Present BMW 330i involves periodic inspection of sensor connections and wiring. It is recommended to check the sensors every 30,000 miles or as part of routine service. Cleaning or replacing the sensors should only be done by a certified technician using BMW-approved tools and procedures. Additionally, ensuring proper fuel quality and avoiding contaminated fuel can help maintain sensor accuracy and longevity.
Q3 How do I install or replace the emissions sensors?
How do I install or replace the emissions sensors?
To replace the emissions sensors, start by locating the sensors near the exhaust manifold and downstream of the catalytic converter. Disconnect the battery and allow the system to cool. Use a wrench to remove the sensor from its mounting bracket, then disconnect the electrical connector. Install the new sensor by reversing the removal process, ensuring it is properly seated and the connector is secure. Clear any fault codes using a BMW-specific scan tool and test drive the vehicle to ensure proper function.
Q4 How do I troubleshoot common issues with the emissions sensors?
How do I troubleshoot common issues with the emissions sensors?
Common issues with emissions sensors include fault codes such as P0130 (Oxygen Sensor Circuit Malfunction) or P0200 (NOx Sensor Circuit Malfunction). Start by using an OBD-II scanner to identify the specific fault code. Check the sensor wiring and connections for damage or corrosion. Test the sensor voltage and resistance using a multimeter to ensure it falls within the manufacturer's specifications. If the sensor is faulty, replace it with a BMW-approved part. Always clear codes and test drive the vehicle after repairs.
Q5 How can I optimize the performance of the emissions sensors?
How can I optimize the performance of the emissions sensors?
To optimize the performance of the emissions sensors, ensure the vehicle is regularly serviced and maintain proper fuel injection and ignition system function. Avoid aggressive driving habits that can lead to excessive emissions. Use high-quality fuel that meets BMW's specifications to prevent sensor contamination. Additionally, keep the exhaust system in good condition to maintain proper sensor accuracy. Regular software updates from BMW can also improve sensor performance and overall emissions control.
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 330i Emissions Sensor Service Manual
Coming SoonComprehensive guide detailing emissions sensor specifications, diagnostics, and replacement procedures for the 2019-Present BMW 330i.
Technical Bulletin: Emissions Sensor Updates
Coming SoonOfficial BMW technical bulletin outlining updates and improvements for emissions sensor performance and reliability.
BMW 330i Parts Catalog: Emissions Sensors
Coming SoonDetailed catalog of emissions sensor parts, including specifications and part numbers for the 2019-Present BMW 330i.
About the Author
Expert automotive knowledge and experience
'/%3E%3Cpath d='M60 30a20 20 0 1 1 0 40 20 20 0 0 1 0-40zm0 45c16.5 0 30 7.5 30 16.8V100H30v-8.2c0-9.3 13.5-16.8 30-16.8z' fill='%23404040'/%3E%3C/svg%3E)
Diagnostic
Specialized in advanced diagnostic techniques using modern scan tools and oscilloscopes.
Repair
Expert in both traditional mechanical repairs and modern vehicle systems.
Additional Expertise
Documentation
Created over 500 detailed repair guides and technical documents.
Training
Conducted technical training sessions and contributed to repair databases.
Certifications & Research
Certifications
- ASE Master Technician Certification
- Advanced Diagnostic Specialist
- Hybrid/Electric Vehicle Systems
- Performance Tuning Expert
Research & Community
Actively researches emerging technologies and contributes to automotive forums.
Legal Disclaimer
Important information about using this content
Always refer to your vehicle's service manual and take appropriate safety precautions when performing any maintenance or repairs.
General Information
Warranty & Liability
The content on this website is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties regarding the accuracy, completeness, or availability of the information.
We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.