BMW 528i 2011-2016 Emissions & Sensors Specifications
Explore the detailed technical specifications and diagnostic information for the emissions sensors in the 2011-2016 BMW 528i. This guide covers O2 sensors, NOx sensors, and their integration into the emissions control system.
Overview Specifications
Comprehensive description of the emissions_sensors specifications for the 2011-2016 BMW 528I, including key features, measurements, and technical details
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Key Specifications
Front O2 Sensor Operating Range
-40°C to 900°C
NOx Sensor Measurement Range
0-2000 ppm
EGT Sensor Accuracy
±2% of reading
Rear O2 Sensor Heater Resistance
6-10 ohms
NOx Sensor Heater Warm-up Time
<30 seconds
Available Specifications
Oxygen (O2) Sensors
Details about the oxygen sensors used in the 2011-2016 BMW 528I, including their role in monitoring exhaust gases and ensuring optimal fuel efficiency.
Oxygen (O2) Sensors
Details about the oxygen sensors used in the 2011-2016 BMW 528I, including their role in monitoring exhaust gases and ensuring optimal fuel efficiency.
Front O2 Sensor Specifications
- Location: Pre-catalytic converter
- Operating temperature range: -40°C to 900°C
- Output signal: 0.1V to 0.9V
- Response time: <100ms
- Heater resistance: 6-10 ohms
Rear O2 Sensor Specifications
- Location: Post-catalytic converter
- Operating temperature range: -40°C to 850°C
- Output signal: 0.1V to 0.9V
- Response time: <120ms
- Heater resistance: 6-10 ohms
Note: The rear O2 sensor is primarily used to monitor catalytic converter efficiency.
Nitrogen Oxide (NOx) Sensors
Technical details about the NOx sensors, which measure nitrogen oxide levels in the exhaust system to comply with emissions regulations.
Nitrogen Oxide (NOx) Sensors
Technical details about the NOx sensors, which measure nitrogen oxide levels in the exhaust system to comply with emissions regulations.
NOx Sensor Specifications
- Location: Integrated into the exhaust system
- Operating temperature range: -40°C to 500°C
- Measurement range: 0-2000 ppm
- Accuracy: ±5% of reading
- Response time: <500ms
NOx Sensor Heater
- Heater voltage: 12V
- Heater power consumption: 20W
- Heater resistance: 2-4 ohms
- Warm-up time: <30 seconds
Note: The heater ensures the sensor reaches optimal operating temperature quickly.
Temperature Sensors
Information about the temperature sensors used to monitor exhaust gas temperatures and ensure proper emissions control.
Temperature Sensors
Information about the temperature sensors used to monitor exhaust gas temperatures and ensure proper emissions control.
Exhaust Gas Temperature (EGT) Sensor
- Location: Integrated into the exhaust manifold
- Operating temperature range: -40°C to 1000°C
- Output signal: 0.5V to 4.5V
- Accuracy: ±2% of reading
- Response time: <200ms
Catalytic Converter Temperature Sensor
- Location: Mounted on the catalytic converter
- Operating temperature range: -40°C to 900°C
- Output signal: 0.5V to 4.5V
- Accuracy: ±2% of reading
- Response time: <200ms
Note: This sensor helps prevent overheating of the catalytic converter.
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Component Specifications
Oxygen Sensors
- Part Number
- 11787558025
- Type
- Planar Zirconia
- Location
-
- Upstream (pre-catalytic converter)
- Downstream (post-catalytic converter)
- Operating Temperature
- 300°C to 850°C
- Voltage Range
- 0.1V to 0.9V
- Response Time
- Less than 100ms
- Tolerance
- ±2% of reading
Nitrogen Oxide Sensor
- Part Number
- 11747838574
- Type
- Amperometric
- Location
- Downstream of SCR catalyst
- Operating Temperature
- 200°C to 900°C
- Measurement Range
- 0 to 1000 ppm
- Accuracy
- ±5 ppm
- Response Time
- Less than 500ms
Mass Air Flow Sensor
- Part Number
- 13627563172
- Type
- Hot-film anemometer
- Location
- Intake air duct
- Measurement Range
- 0 to 500 kg/h
- Accuracy
- ±2% of reading
- Operating Temperature
- -40°C to 120°C
- Output Signal
- 0 to 5V
Exhaust Gas Temperature Sensor
- Part Number
- 11747838573
- Type
- Thermocouple
- Location
-
- Upstream of catalytic converter
- Downstream of catalytic converter
- Measurement Range
- -40°C to 1000°C
- Accuracy
- ±5°C
- Response Time
- Less than 2 seconds
Catalytic Converter Efficiency Sensor
- Part Number
- 11787558026
- Type
- Oxygen sensor-based
- Location
- Integrated into catalytic converter
- Operating Temperature
- 300°C to 850°C
- Voltage Range
- 0.1V to 0.9V
- Response Time
- Less than 100ms
- Tolerance
- ±2% of reading
Fuel Tank Pressure Sensor
- Part Number
- 16137153783
- Type
- Piezoresistive
- Location
- Fuel tank
- Measurement Range
- -10 kPa to 10 kPa
- Accuracy
- ±0.5 kPa
- Operating Temperature
- -40°C to 120°C
- Output Signal
- 0.5V to 4.5V
Evaporative Emissions System Sensor
- Part Number
- 16137153784
- Type
- Pressure sensor
- Location
- Evaporative emissions system
- Measurement Range
- -10 kPa to 10 kPa
- Accuracy
- ±0.5 kPa
- Operating Temperature
- -40°C to 120°C
- Output Signal
- 0.5V to 4.5V
Engine Coolant Temperature Sensor
- Part Number
- 13621433076
- Type
- NTC thermistor
- Location
- Engine coolant passage
- Measurement Range
- -40°C to 140°C
- Accuracy
- ±2°C
- Response Time
- Less than 10 seconds
- Output Signal
- 0.5V to 4.5V
intake Air Temperature Sensor
- Part Number
- 13627563173
- Type
- NTC thermistor
- Location
- Intake air duct
- Measurement Range
- -40°C to 120°C
- Accuracy
- ±2°C
- Response Time
- Less than 10 seconds
- Output Signal
- 0.5V to 4.5V
Diagnostic Specifications
- Fault Codes
-
- P0130
- P0131
- P0132
- P0133
- P0134
- P0135
- P0136
- P0137
- P0138
- P0139
- Diagnostic Tool
- BMW ISTA/D
- Test Conditions
-
- Engine running
- Operating temperature reached
- No active faults
- Test Procedures
-
- Check sensor voltage
- Check sensor response time
- Check sensor heater circuit
- Tolerance
- ±2% of reading
Service Information Service
Detailed service requirements and schedules for emissions sensors
- Inspect oxygen sensors for contamination
- Check exhaust gas temperature sensor readings
- Verify catalytic converter efficiency sensor operation
Replace sensors if readings are out of tolerance or fault codes are present
- Replace oxygen sensors
- Inspect nitrogen oxide sensor
- Check mass air flow sensor for debris
Follow BMW-recommended replacement intervals for optimal performance
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the function of the oxygen sensor in the 2011-2016 BMW 528i?
What is the function of the oxygen sensor in the 2011-2016 BMW 528i?
The oxygen sensor, also known as the O2 sensor, monitors the oxygen levels in the exhaust gases. It provides real-time data to the Engine Control Unit (ECU) to optimize the air-fuel mixture for efficient combustion and reduced emissions. The 528i uses a wideband zirconia sensor with a voltage range of 0.1V (lean) to 0.9V (rich).
Q2 How often should the emissions sensors be replaced in a BMW 528i?
How often should the emissions sensors be replaced in a BMW 528i?
BMW recommends inspecting the emissions sensors every 60,000 miles and replacing them if necessary. The oxygen sensors typically last between 60,000 to 100,000 miles, but this can vary based on driving conditions and fuel quality. Faulty sensors will trigger a Check Engine Light (CEL) and should be replaced immediately.
Q3 What are the symptoms of a failing NOx sensor in the 528i?
What are the symptoms of a failing NOx sensor in the 528i?
A failing NOx sensor may cause increased emissions, reduced fuel efficiency, and a Check Engine Light (CEL). The NOx sensor monitors nitrogen oxide levels in the exhaust to ensure compliance with emissions standards. Symptoms include rough idling, poor acceleration, and error codes such as P229F or P2201.
Q4 Can I replace the emissions sensors myself, or should I consult a professional?
Can I replace the emissions sensors myself, or should I consult a professional?
While it is possible to replace emissions sensors yourself, it is recommended to consult a professional technician. Proper installation requires specialized tools, such as an O2 sensor socket, and knowledge of the ECU system. Incorrect installation can lead to further damage or void your vehicle's warranty.
Q5 What is the difference between upstream and downstream oxygen sensors in the 528i?
What is the difference between upstream and downstream oxygen sensors in the 528i?
The upstream oxygen sensor (before the catalytic converter) measures the air-fuel ratio for combustion optimization, while the downstream sensor (after the catalytic converter) monitors the converter's efficiency. The upstream sensor operates at a higher temperature and has a faster response time compared to the downstream sensor.
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 Emissions System Overview
Coming SoonA detailed guide to the emissions control system in the 2011-2016 BMW 528i, including sensor locations and functions.
Oxygen Sensor Replacement Guide
Coming SoonStep-by-step instructions for replacing the oxygen sensors in the BMW 528i, including torque specifications and safety precautions.
NOx Sensor Diagnostics and Troubleshooting
Coming SoonLearn how to diagnose and troubleshoot NOx sensor issues in the 528i, including common error codes and solutions.
BMW Genuine Parts Catalog
Coming SoonAccess the official BMW parts catalog to find genuine emissions sensors and related components for the 528i.
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