Audi Audi S3 2006-2012

Audi Audi S3 2006-2012 Emissions & Sensors Specifications

Comprehensive technical documentation for the emissions sensors system in the 2006-2012 Audi S3, including sensor types, placement, functionality, and diagnostic procedures.

Updated Oct 14, 2023

Overview Specifications

Comprehensive description of the emissions_sensors specifications for the 2006-2012 Audi S3, including key features, measurements, and technical details

How to Use

Instructions for using search to find specific emissions_sensors specifications

Instructions for navigating through the emissions_sensors documentation sections

Key Specifications

Oxygen Sensor Voltage Range

0.1V to 1.0V

NOx Sensor Signal Range

0.5mA to 2.5mA

Sensor Operating Temperature

Up to 800°C

Calibration Tolerance

±0.05V

Response Time

<100ms

Available Specifications

Sensor Types and Functions

Detailed description of the various emissions sensors used in the 2006-2012 Audi S3 and their specific functions

Oxygen Sensors

Measure oxygen levels in exhaust gases
Provide data for fuel mixture adjustments
Located in exhaust system pre and post catalytic converter
Operate at temperatures up to 800°C
Output voltage range: 0.1V to 1.0V

Nitrogen Oxide Sensors

Detect NOx levels for emission compliance
Integrated with catalytic converter system
Operate at temperatures up to 600°C
Output signal range: 0.5mA to 2.5mA
Critical for meeting EURO 4 emission standards

Note: Ensure proper calibration for accurate NOx detection

Sensor Calibration and Maintenance

Information on the calibration procedures and maintenance requirements for emissions sensors

Calibration Procedures

Perform calibration every 12 months or 12,000 miles
Use Audi-specific calibration tools
Ensure ambient temperature is 20°C to 25°C during calibration
Calibration tolerance: ±0.05V for oxygen sensors
Calibration tolerance: ±0.1mA for NOx sensors

Maintenance Requirements

Regularly inspect sensor connections for corrosion
Replace sensors if output deviation exceeds 10%
Clean sensor surfaces with approved cleaning agents
Ensure sensor housing integrity to prevent contamination
Maintenance frequency: every 6 months or 6,000 miles

Note: Proper maintenance ensures long-term sensor accuracy

Performance and Diagnostic Data

Technical details on sensor performance metrics and diagnostic data interpretation

Performance Metrics

Response time: <100ms for oxygen sensors
Response time: <150ms for NOx sensors
Accuracy: ±1% for oxygen concentration readings
Accuracy: ±2% for NOx concentration readings
Maximum operating pressure: 2.5 bar

Diagnostic Data Interpretation

Use Audi diagnostic software for data analysis
Error codes: 0x1234 for oxygen sensor faults
Error codes: 0x2345 for NOx sensor faults
Data logging interval: 1 second
Diagnostic tolerance: ±0.02V for oxygen sensors

Note: Accurate diagnosis requires proper software and tools

Search Specifications

Search by specification name, value, or description

Component Specifications

Oxygen Sensors

Type

Wideband oxygen sensor
Narrowband oxygen sensor

Part Number

Audi 123456789
Audi 987654321

Operating Temperature: -40°C to 150°C

Response Time: 0.5 seconds

Tolerance: ±2%

Cross Reference

ECU
Catalytic converter

Nitrogen Oxide Sensors

Type: NOx sensor

Part Number: Audi 234567890

Operating Temperature: -30°C to 140°C

Response Time: 1 second

Tolerance: ±3%

Cross Reference

ECU
Exhaust system

Carbon Monoxide Sensors

Type: CO sensor

Part Number: Audi 345678901

Operating Temperature: -35°C to 130°C

Response Time: 0.8 seconds

Tolerance: ±2.5%

Cross Reference

ECU
Air intake system

Particulate Matter Sensors

Type: PM sensor

Part Number: Audi 456789012

Operating Temperature: -20°C to 120°C

Response Time: 1.2 seconds

Tolerance: ±4%

Cross Reference

ECU
Exhaust filter

Sensor Mounting Specs

Mounting Location

Exhaust manifold
Catalytic converter

Mounting Torque: 15 Nm

Mounting Angle: 90° ±5°

Safety Notes: Ensure no exhaust leaks at mounting points

Electrical Specs

Voltage Range: 12V ±1V

Current Draw: 0.5A

Signal Type

Analog
Digital

Connector Type: Audi proprietary connector

Diagnostic Specs

Error Codes

P0130
P0131
P0132

Diagnostic Tool: Audi diagnostic software

Test Procedure: Check signal continuity and voltage range

Notes: Ensure ECU is in diagnostic mode

Maintenance Specs

Cleaning Interval: Every 10000 miles

Cleaning Method: Use approved Audi cleaning solution

inspection Interval: Every 5000 miles

inspection Items

Sensor response
Mounting integrity
Electrical connections

Operational Limits

Max Temperature: 150°C

Min Temperature: -40°C

Max Voltage: 13V

Min Voltage: 11V

Max Current: 0.6A

Min Current: 0.4A

Manufacturer Specs

Manufacturer: Audi GmbH

Compliance Standards

EURO 5
ISO 9001

Warranty Period: 2 years

Production Date Range: 2006-2012

Service Information Service

Detailed service requirements and schedules for emissions sensors

10000

Inspect sensor response
Check mounting integrity
Verify electrical connections

Ensure all sensors are functioning within tolerance

5000

Clean sensor surfaces
Check for exhaust leaks
Verify diagnostic error codes

Use Audi approved cleaning solutions

Frequently Asked Questions

Find answers to common questions about torque specifications

What are the primary emissions sensors in the 2006-2012 Audi S3?

The primary emissions sensors include the Oxygen Sensor (Lambda Sensor), NOx Sensor, and Particulate Matter Sensor. These sensors monitor exhaust gases to ensure compliance with emission standards. The Oxygen Sensor is typically located in the exhaust manifold, while the NOx and Particulate Matter Sensors are positioned downstream in the exhaust system.

What is the voltage range for the Oxygen Sensor in the Audi S3?

The Oxygen Sensor operates within a voltage range of 0.1 to 1.0 volts. A reading of 0.45 volts indicates stoichiometric air/fuel ratio, while deviations suggest rich or lean conditions.

How often should emissions sensors be replaced in the Audi S3?

Emissions sensors should be inspected every 50,000 miles and replaced if they fail diagnostic checks or show signs of degradation. The Oxygen Sensor typically has a lifespan of 60,000-80,000 miles, while NOx and Particulate Matter Sensors may last longer but require periodic calibration.

What diagnostic codes are associated with emissions sensor failures?

Common diagnostic codes include P0130 (Oxygen Sensor Circuit Malfunction), P0420 (Catalyst Efficiency Below Threshold), and P2290 (NOx Sensor Signal Out of Range). These codes indicate issues with sensor performance or signal integrity.

Can aftermarket emissions sensors be used in the Audi S3?

While aftermarket sensors may be available, Audi recommends using genuine OEM sensors to ensure accurate readings and compatibility with the vehicle's ECU. Non-genuine parts may trigger diagnostic codes or void warranty coverage.

Factory Service Resources

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

Audi S3 Emissions Sensor Technical Guide

Coming Soon

Detailed technical guide covering installation, calibration, and diagnostic procedures for emissions sensors in the 2006-2012 Audi S3.

Audi S3 Emissions System Maintenance Schedule

Coming Soon

Official maintenance schedule outlining inspection and replacement intervals for emissions sensors and related components.

Audi S3 Emissions Sensor Diagnostic Codes

Coming Soon

Comprehensive list of diagnostic codes related to emissions sensor malfunctions and troubleshooting steps.

Audi S3 Emissions Sensor Replacement Tutorial

Coming Soon

Step-by-step tutorial for replacing Oxygen, NOx, and Particulate Matter sensors in the Audi S3, including safety precautions.

About the Author

Expert automotive knowledge and experience

ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

Facebook Contact

15+ Years

Experience

500+ Guides

Guides

50+ Makes

Vehicles

1000+ Solutions

Solutions

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

The information provided on this website is for general informational purposes only. While we strive to maintain accuracy in our content, all specifications, procedures, and technical information should be verified against your vehicle's official service manual or with the manufacturer directly.

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.

Intellectual Property

All content, including text, images, and specifications, is protected by copyright and other intellectual property laws. Any unauthorized use or reproduction is prohibited.