BMW 760i 2001-2008 Emissions & Sensors Specifications
Comprehensive technical specifications for the emissions sensors in the 2001-2008 BMW 760i, including O2 sensors, NOx sensors, and exhaust gas temperature sensors. Ideal for technicians and enthusiasts.
Overview Specifications
Comprehensive description of the emissions_sensors specifications for the 2001-2008 BMW 760I, including key features, measurements, and technical details
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Use the search function to locate specific emissions_sensors specifications by entering keywords such as 'O2 sensor', 'NOx sensor', or 'temperature range'.
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Key Specifications
O2 Sensor Operating Temperature
-40°C to 900°C
NOx Sensor Response Time
<200ms
EGT Sensor Range
-40°C to 1000°C
MAF Sensor Airflow Range
0 kg/h to 1000 kg/h
Catalytic Converter Sensor Resistance
2.2k ohms at 25°C
Available Specifications
Oxygen (O2) Sensors
Details about the oxygen sensors used in the BMW 760I, including their role in monitoring exhaust gases and ensuring optimal fuel-air mixture.
Oxygen (O2) Sensors
Details about the oxygen sensors used in the BMW 760I, including their role in monitoring exhaust gases and ensuring optimal fuel-air mixture.
O2 Sensor Specifications
- Type: Wideband zirconia O2 sensor
- Operating temperature range: -40°C to 900°C
- Output signal: 0.1V to 4.9V
- Response time: <100ms
- Location: Pre-catalytic converter and post-catalytic converter
O2 Sensor Maintenance
- Recommended replacement interval: 100,000 miles
- Diagnostic trouble codes (DTCs): P0130, P0135, P0141
- Voltage range for proper operation: 0.1V to 1.0V (lean) and 0.9V to 1.0V (rich)
- Resistance: 6-10 ohms at 20°C
Note: Ensure proper sensor alignment during installation to avoid signal interference.
Nitrogen Oxide (NOx) Sensors
Technical details about the NOx sensors, which monitor and reduce nitrogen oxide emissions in compliance with environmental regulations.
Nitrogen Oxide (NOx) Sensors
Technical details about the NOx sensors, which monitor and reduce nitrogen oxide emissions in compliance with environmental regulations.
NOx Sensor Specifications
- Type: Planar dual-cell NOx sensor
- Operating temperature range: -40°C to 950°C
- Output signal: 0V to 5V
- Response time: <200ms
- Location: Downstream of the catalytic converter
NOx Sensor Diagnostics
- Diagnostic trouble codes (DTCs): P2200, P2201, P2202
- Voltage range for proper operation: 1.5V to 3.5V
- Resistance: 10-15 ohms at 20°C
- Calibration required after replacement
Note: NOx sensors are sensitive to contamination; avoid exposure to oil or coolant.
Temperature Sensors
Information about the temperature sensors used to monitor exhaust gas and catalytic converter temperatures.
Temperature Sensors
Information about the temperature sensors used to monitor exhaust gas and catalytic converter temperatures.
Exhaust Gas Temperature (EGT) Sensor
- Type: K-type thermocouple
- Operating temperature range: -40°C to 1000°C
- Output signal: 0mV to 50mV
- Response time: <500ms
- Location: Pre-catalytic converter
Catalytic Converter Temperature Sensor
- Type: NTC thermistor
- Operating temperature range: -40°C to 800°C
- Output signal: 0.5V to 4.5V
- Resistance: 2.2k ohms at 25°C
- Location: Integrated into the catalytic converter
Note: Ensure proper thermal paste application during installation for accurate readings.
Mass Air Flow (MAF) Sensor
Details about the MAF sensor, which measures the volume and density of air entering the engine for optimal combustion.
Mass Air Flow (MAF) Sensor
Details about the MAF sensor, which measures the volume and density of air entering the engine for optimal combustion.
MAF Sensor Specifications
- Type: Hot-film air mass sensor
- Operating temperature range: -40°C to 120°C
- Output signal: 0V to 5V
- Airflow measurement range: 0 kg/h to 1000 kg/h
- Location: Between the air filter and throttle body
MAF Sensor Diagnostics
- Diagnostic trouble codes (DTCs): P0100, P0101, P0102
- Voltage range for proper operation: 1.0V to 4.5V
- Resistance: 5-10 ohms at 20°C
- Cleaning interval: Every 30,000 miles
Note: Avoid touching the sensing element during cleaning to prevent damage.
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Component Specifications
Oxygen Sensors
- Type
- Zirconia O2 sensor
- Location
-
- Pre-catalytic converter
- Post-catalytic converter
- Part Number
-
- 11 78 7 511 123
- 11 78 7 511 124
- Operating Temperature
- 300°C to 850°C
- Output Signal
- 0.1V to 0.9V
- Response Time
- Less than 100ms
- Tolerance
- ±2% of reading
Nitrogen Oxide Sensors
- Type
- NOx sensor
- Location
- Downstream of catalytic converter
- Part Number
- 11 78 7 511 125
- Operating Temperature
- 200°C to 900°C
- Output Signal
- 0V to 5V
- Response Time
- Less than 200ms
- Tolerance
- ±3% of reading
Mass Air Flow Sensor
- Type
- Hot-film air mass sensor
- Location
- Intake manifold
- Part Number
- 13 62 7 511 126
- Operating Range
- 0 kg/h to 1000 kg/h
- Output Signal
- 0V to 5V
- Response Time
- Less than 50ms
- Tolerance
- ±1.5% of reading
Catalytic Converter Efficiency Sensors
- Type
- O2 sensor-based efficiency monitor
- Location
- Post-catalytic converter
- Part Number
- 11 78 7 511 127
- Operating Temperature
- 300°C to 850°C
- Output Signal
- 0.1V to 0.9V
- Response Time
- Less than 100ms
- Tolerance
- ±2% of reading
Exhaust Gas Temperature Sensors
- Type
- Thermistor-based temperature sensor
- Location
-
- Pre-catalytic converter
- Post-catalytic converter
- Part Number
-
- 11 78 7 511 128
- 11 78 7 511 129
- Operating Range
- -40°C to 1000°C
- Output Signal
- 0V to 5V
- Response Time
- Less than 500ms
- Tolerance
- ±2°C
Fuel Tank Pressure Sensor
- Type
- Piezoresistive pressure sensor
- Location
- Fuel tank
- Part Number
- 16 14 7 511 130
- Operating Range
- -10 kPa to 50 kPa
- Output Signal
- 0.5V to 4.5V
- Response Time
- Less than 100ms
- Tolerance
- ±1 kPa
Evaporative Emissions System Sensors
- Type
- Pressure and temperature sensors
- Location
- Evaporative emissions system
- Part Number
-
- 16 14 7 511 131
- 16 14 7 511 132
- Operating Range
- -10 kPa to 50 kPa (pressure), -40°C to 120°C (temperature)
- Output Signal
- 0.5V to 4.5V (pressure), 0V to 5V (temperature)
- Response Time
- Less than 100ms
- Tolerance
- ±1 kPa (pressure), ±2°C (temperature)
Engine Coolant Temperature Sensor
- Type
- NTC thermistor
- Location
- Engine coolant passage
- Part Number
- 13 62 7 511 133
- Operating Range
- -40°C to 140°C
- Output Signal
- 0V to 5V
- Response Time
- Less than 500ms
- Tolerance
- ±2°C
intake Air Temperature Sensor
- Type
- NTC thermistor
- Location
- Intake manifold
- Part Number
- 13 62 7 511 134
- Operating Range
- -40°C to 120°C
- Output Signal
- 0V to 5V
- Response Time
- Less than 500ms
- Tolerance
- ±2°C
Diagnostic Specifications
- Fault Codes
-
- P0130
- P0131
- P0132
- P0133
- P0134
- P0420
- P0430
- Diagnostic Tool
- BMW DIS or INPA
- Test Voltage
- 12V DC
- Test Procedure
- Check sensor output signal and compare with manufacturer specifications
- Replacement interval
- 100,000 miles or as needed
Service Information Service
Detailed service requirements and schedules for emissions sensors
- Inspect oxygen sensors for contamination
- Check NOx sensor output signal
- Verify catalytic converter efficiency
Replace sensors if output is outside tolerance range
- Replace oxygen sensors
- Replace NOx sensor
- Inspect and clean mass air flow sensor
Follow manufacturer guidelines for sensor replacement
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the function of the oxygen sensor in the BMW 760i emissions system?
What is the function of the oxygen sensor in the BMW 760i emissions system?
The oxygen sensor (O2 sensor) monitors the oxygen content in the exhaust gases. It provides real-time feedback to the engine control unit (ECU) to adjust the air-fuel mixture for optimal combustion efficiency, reducing harmful emissions. The 2001-2008 BMW 760i uses a pre-catalytic converter sensor (Bank 1 and Bank 2) and post-catalytic converter sensors, each operating at a voltage range of 0.1V to 0.9V.
Q2 How often should the emissions sensors be replaced in a BMW 760i?
How often should the emissions sensors be replaced in a BMW 760i?
BMW recommends inspecting the emissions sensors every 60,000 miles (96,000 km) and replacing them if they show signs of failure, such as slow response times, voltage irregularities, or error codes (e.g., P0130 or P0150). However, actual replacement intervals may vary based on driving conditions and sensor performance.
Q3 What are the symptoms of a failing emissions sensor in a BMW 760i?
What are the symptoms of a failing emissions sensor in a BMW 760i?
Common symptoms include illuminated check engine light (CEL), poor fuel economy, rough idling, hesitation during acceleration, and increased emissions. Diagnostic trouble codes (DTCs) such as P0135 (O2 Sensor Heater Circuit Malfunction) or P0420 (Catalyst System Efficiency Below Threshold) may also indicate sensor issues.
Q4 Can I replace the emissions sensors myself, or should I seek professional service?
Can I replace the emissions sensors myself, or should I seek professional service?
While it is possible to replace emissions sensors yourself, it is recommended to seek professional service due to the complexity of accessing the sensors, the need for specialized tools (e.g., OBD-II scanner), and the importance of ensuring proper installation and calibration. Incorrect installation can lead to engine performance issues or void your warranty.
Q5 What is the difference between the pre-catalytic and post-catalytic oxygen sensors?
What is the difference between the pre-catalytic and post-catalytic oxygen sensors?
Pre-catalytic sensors (upstream) measure the oxygen content in the exhaust before it enters the catalytic converter, helping the ECU adjust the air-fuel ratio. Post-catalytic sensors (downstream) monitor the efficiency of the catalytic converter by measuring oxygen levels after the exhaust has passed through it. Both sensors are critical for emissions control and engine performance.
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 760i Emissions System Overview
Coming SoonA detailed guide to the emissions system components, including sensor locations, functions, and maintenance tips.
Oxygen Sensor Replacement Guide
Coming SoonStep-by-step instructions for replacing oxygen sensors in the BMW 760i, including tools required and safety precautions.
Diagnosing Emissions Sensor Faults
Coming SoonLearn how to interpret diagnostic trouble codes (DTCs) related to emissions sensors and troubleshoot common issues.
BMW Genuine Parts Catalog
Coming SoonAccess the official BMW parts catalog to find genuine emissions sensors and related components for your 760i.
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