Cadillac SRX 2004-2009 Emissions & Sensors Specifications
Explore detailed technical specifications for the emissions sensors of the 2004-2009 Cadillac SRX. This guide covers oxygen sensors, catalytic converters, EGR systems, and more, providing essential information for diagnostics, repairs, and upgrades.
Overview Specifications
This document provides detailed specifications and information about the emissions sensors used in the 2004-2009 Cadillac SRX. It includes technical details, operational guidelines, and maintenance tips to help users understand and manage the emissions control system effectively. Use this guide to locate specific information about sensor types, placement, and functionality, ensuring optimal vehicle performance and compliance with emission standards.
How to Use
Use the search function to quickly find specific terms or sensor names within the document. Enter keywords like 'O2 sensor' or 'catalytic converter' to jump to relevant sections.
Navigate through the document using the table of contents or section titles. Each major section is divided into subsections, making it easy to locate detailed information about specific sensors or systems.
Key Specifications
O2 Sensor Voltage Range
0.1-0.9 V
Catalytic Converter Efficiency
95% or higher
EGR Sensor Response Time
Less than 50 ms
Sensor Operating Temperature
-40 to 900°C
Sensor Replacement Interval
100,000 miles
Available Specifications
Oxygen Sensors
Oxygen sensors, also known as O2 sensors, play a critical role in monitoring the oxygen levels in the exhaust gases. This section covers their types, placement, and functionality in the 2004-2009 Cadillac SRX.
Oxygen Sensors
Oxygen sensors, also known as O2 sensors, play a critical role in monitoring the oxygen levels in the exhaust gases. This section covers their types, placement, and functionality in the 2004-2009 Cadillac SRX.
Types of O2 Sensors
- Upstream O2 sensors located before the catalytic converter
- Downstream O2 sensors located after the catalytic converter
- Wideband sensors for more precise air-fuel ratio measurement
- Heated O2 sensors for faster warm-up and efficiency
Functionality
- Monitor exhaust gas oxygen content
- Send data to the Engine Control Unit (ECU)
- Adjust fuel injection for optimal combustion
- Ensure compliance with emission standards
Catalytic Converter Sensors
Catalytic converter sensors help monitor the efficiency of the catalytic converter, ensuring it effectively reduces harmful emissions. This section explains their role and maintenance requirements.
Catalytic Converter Sensors
Catalytic converter sensors help monitor the efficiency of the catalytic converter, ensuring it effectively reduces harmful emissions. This section explains their role and maintenance requirements.
Sensor Placement
- Located before and after the catalytic converter
- Measure exhaust gas composition
- Detect converter efficiency
- Trigger warning lights if inefficiencies are detected
Maintenance Tips
- Regularly inspect sensor connections
- Clean sensors to prevent buildup
- Replace sensors every 100,000 miles
- Check for error codes related to the catalytic converter
Exhaust Gas Recirculation (EGR) Sensors
EGR sensors monitor the flow of recirculated exhaust gases back into the engine cylinders, reducing nitrogen oxide emissions. This section details their operation and troubleshooting.
Exhaust Gas Recirculation (EGR) Sensors
EGR sensors monitor the flow of recirculated exhaust gases back into the engine cylinders, reducing nitrogen oxide emissions. This section details their operation and troubleshooting.
Operation
- Measure EGR valve position
- Monitor gas flow rates
- Adjust EGR valve for optimal performance
- Reduce engine knock and emissions
Troubleshooting
- Check for carbon buildup in the EGR valve
- Inspect sensor wiring for damage
- Test sensor voltage and resistance
- Replace faulty sensors promptly
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Component Specifications
Overview
- Type
- Oxygen Sensor
- Configuration
- Upstream and Downstream
- Platform
- OBD-II Compatible
- Material
- Zirconia Ceramic
- Location
- Exhaust System
Dimensions
- Length
- 2.5 inches (6.35 cm)
- Diameter
- 0.75 inches (1.9 cm)
- Thread Size
- M18 x 1.5
- Wire Length
- 24 inches (60.96 cm)
- Sensor Tip Length
- 1.2 inches (3.05 cm)
- Operating Temperature
- -40°F to 1472°F (-40°C to 800°C)
- Voltage Range
- 0.1V to 0.9V
Materials
- Sensor Body
- Stainless Steel
- Sensor Tip
- Zirconia Ceramic
- Wire insulation
- High-Temperature Silicone
- Connector
- Thermoplastic
Features
- Performance
-
- Wide Temperature Range
- Fast Response Time
- High Accuracy
- Durability
-
- Resistant to Corrosion
- Thermal Shock Resistance
- Vibration Resistant
- Compatibility
-
- OBD-II Compliant
- Direct Fit for 2004-2009 Cadillac SRX
- Universal Wiring Harness
- installation
-
- Threaded Design
- Plug-and-Play Connector
- Tool-Free Mounting
Safety Features
- Electrical
-
- Short Circuit Protection
- Overvoltage Protection
- Thermal
-
- High-Temperature Insulation
- Thermal Cutoff
Comfort Features
- Ease Of Use
-
- Simple Installation
- Clear Error Codes
- Self-Diagnostic Capability
Accessories
- installation Tools
-
- Oxygen Sensor Socket
- Thread Chaser
- Anti-Seize Compound
- Replacement Parts
-
- Sensor Gasket
- Wire Harness
- Connector Seal
Maintenance
- Service interval
- Every 60,000 miles
- Service Items
-
- Inspect Sensor Wiring
- Check Connector Integrity
- Clean Sensor Threads
- Test Sensor Voltage
- Maintenance Notes
- Use anti-seize compound during installation to prevent thread damage.
Warranty
- Standard
- Miles: 24,000Years: 2Coverage: Defects in Materials and Workmanship
- Extended
- Miles: 60,000Years: 5Coverage: Sensor Failure
- Pro Rata
- Miles: 100,000Years: 10Coverage: Partial Replacement Cost
Production Details
- Manufacturer
- Bosch Automotive
- Manufacturing Process
-
- Ceramic Injection Molding
- Precision Machining
- Automated Assembly
- Quality Control
- Testing: Voltage Calibration, Leak Testing, Durability TestingCertifications: ISO 9001, OBD-II Compliance
- Sustainability Practices
-
- Recyclable Materials
- Energy-Efficient Manufacturing
- Waste Reduction Programs
- Production Metrics
- Annual Output: 5 Million UnitsDefect Rate: 0.01%
Service Information for emissions_sensors Service
Maintenance and service requirements specific to this component
- Inspect sensor wiring for damage
- Check connector integrity
- Test sensor voltage
- Clean sensor threads
Ensure proper torque during reinstallation to prevent leaks.
- Replace oxygen sensor
- Inspect exhaust system for leaks
- Check engine performance
- Clear error codes
Use OEM or equivalent replacement parts for best performance.
- Perform comprehensive sensor test
- Replace sensor gasket
- Inspect wire harness
- Verify OBD-II compliance
Major service interval requires professional diagnostic tools.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Are the emissions sensors compatible across all 2004-2009 Cadillac SRX models?
Are the emissions sensors compatible across all 2004-2009 Cadillac SRX models?
The emissions sensors for 2004-2009 Cadillac SRX models are generally compatible within the same generation, but specific sensors may vary based on engine type (e.g., 3.6L V6 or 4.6L V8) and emissions system configuration. Always verify compatibility with your vehicle's specific make, model, and year before installation.
Q2 What maintenance is required for the emissions sensors?
What maintenance is required for the emissions sensors?
Regular maintenance for emissions sensors includes visual inspections, cleaning (if applicable), and ensuring proper electrical connections. Sensors should be replaced if contaminated or faulty. Follow the recommended maintenance schedule in your owner's manual for optimal performance.
Q3 How do I install or replace an emissions sensor?
How do I install or replace an emissions sensor?
To replace an emissions sensor, disconnect the battery, locate the sensor, and remove the mounting bolts. Carefully pull out the old sensor, taking note of its position. Insert the new sensor, secure it with bolts, and reconnect the electrical connector. Use a scan tool to reset the system if necessary.
Q4 How do I troubleshoot a faulty emissions sensor?
How do I troubleshoot a faulty emissions sensor?
Check for error codes using a scan tool. Inspect the sensor and its wiring for damage or corrosion. Clean the sensor if dirty, but replace it if damaged. Ensure proper voltage and ground connections. Consult a professional if issues persist.
Q5 How can I optimize the performance of my emissions sensors?
How can I optimize the performance of my emissions sensors?
Regularly inspect and maintain your emissions sensors, ensure proper fuel quality, and avoid contaminants. Timely replacement of faulty sensors and adherence to manufacturer guidelines will help maintain optimal performance and emissions efficiency.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Cadillac SRX Emissions Sensors Service Manual
Coming SoonComprehensive guide covering installation, troubleshooting, and maintenance of emissions sensors for 2004-2009 Cadillac SRX models.
Technical Service Bulletin (TSB) - Emissions Sensor Updates
Coming SoonOfficial bulletin detailing common issues and solutions for emissions sensors in 2004-2009 Cadillac SRX.
Cadillac SRX Emissions Sensors Parts Catalog
Coming SoonCatalog of compatible emissions sensors and related parts for 2004-2009 Cadillac SRX models.
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