DAVRPES Front Upstream Nox Trap Temperature Sensor User Manual

1. Product Overview

This manual provides detailed instructions for the installation, operation, and maintenance of the DAVRPES Front Upstream Nox Trap Temperature Sensor. This sensor is a critical component designed to monitor exhaust gas temperatures, ensuring optimal engine performance and emissions control in compatible Ford vehicles.

Image 1: The DAVRPES Front Upstream Nox Trap Temperature Sensor, showing the sensor probe, wiring, connector, and product packaging.

Image 2: A detailed diagram illustrating the internal components of the sensor, including the platinum electrode, dual OEM shield, plasma sprayed protective coating, ceramic element, rolled threads, stainless steel hex nut, crimped weather seal, and PTFE filter.

2. Compatibility

This sensor is compatible with the following Ford vehicle models and years:

• 2013-2016 Ford F-250 Super Duty 6.7 LITER
• 2013-2016 Ford F-350 Super Duty 6.7 LITER
• 2013-2016 Ford F-450 Super Duty 6.7 LITER

Replaces Part Numbers: DC3Z-9D378-A, DC3Z9D378A, DC3Z 9D378 A, DC3A-5J299-CC, DC3A5J299CC, DC3A 5J299 CC, DC3Z-9D378-D, DC3Z9D378D, DC3Z 9D378 D, 9046037.

3. Specifications

4. Installation Guide

Proper installation is crucial for the correct function and longevity of the Nox Trap Temperature Sensor. It is recommended that installation be performed by a qualified technician. Always refer to your vehicle's service manual for specific torque specifications and safety procedures.

Image 3: A visual guide demonstrating the steps for installing an oxygen sensor, which is analogous to the installation of this temperature sensor.

Installation Steps:

1. Step 1: Prepare the Area. Ensure the engine is cool. Locate the existing sensor. You may need to remove a heat shield to access it.
2. Step 2: Loosen the Sensor. Use a deep well socket or an oxygen sensor wrench to loosen the old sensor.
3. Step 3: Disconnect Wiring. Carefully disconnect the sensor's wiring connector from the vehicle's harness.
4. Step 4: Remove Old Sensor. Once disconnected, fully unscrew and remove the old sensor from its mounting point.
5. Step 5: Install New Sensor. Apply anti-seize compound to the threads of the new DAVRPES sensor (if not pre-applied). Carefully thread the new sensor into the exhaust system by hand to prevent cross-threading.
6. Step 6: Tighten Sensor. Use the appropriate wrench to tighten the new sensor to the manufacturer's specified torque. Do not overtighten.
7. Step 7: Reconnect Wiring. Reconnect the new sensor's wiring connector to the vehicle's harness, ensuring a secure connection.
8. Step 8: Reinstall Heat Shield. If a heat shield was removed, reinstall it securely.

After installation, clear any diagnostic trouble codes (DTCs) using an OBD-II scanner. Start the vehicle and check for proper operation and absence of warning lights.

5. Maintenance

The DAVRPES Nox Trap Temperature Sensor is designed for long-term reliability and typically requires no routine maintenance. However, regular vehicle maintenance and inspections can help identify potential issues early.

• Visual Inspection: Periodically inspect the sensor and its wiring for any signs of physical damage, corrosion, or loose connections.
• Exhaust System Integrity: Ensure the exhaust system is free of leaks, as leaks can affect sensor readings and performance.
• Engine Health: Maintain your engine according to the manufacturer's recommendations. Poor engine health (e.g., excessive oil consumption, misfires) can lead to premature sensor failure.

6. Troubleshooting

If you experience issues after installing the sensor or suspect a sensor malfunction, consider the following troubleshooting steps:

• Check Engine Light (CEL): If the Check Engine Light illuminates, retrieve the diagnostic trouble codes (DTCs) using an OBD-II scanner. Codes related to Nox sensor or exhaust temperature can indicate a problem.
• Wiring and Connections: Verify that the sensor's electrical connector is fully seated and free from corrosion or damage. Inspect the wiring harness for any cuts, pinches, or frayed insulation.
• Sensor Contamination: Extreme engine conditions or certain fuel additives can contaminate sensors. While this sensor is robust, severe contamination can affect its readings.
• Professional Diagnosis: If basic troubleshooting does not resolve the issue, it is recommended to seek diagnosis from a certified automotive technician. They have specialized tools to test sensor functionality and diagnose complex exhaust system issues.

7. Warranty and Support

DAVRPES provides a comprehensive warranty for this product:

• Warranty Period: This product comes with a 2-Year Warranty from the date of purchase.
• Coverage: The warranty covers defects in materials and workmanship. It ensures the product is efficient, fuel-saving, and environmentally protective, maximizing power and solving faults.
• After-sales Service: For any problems within the 2-year warranty period or questions about the product, please contact DAVRPES customer service. Professional customer service specialists are available to assist you.

For support, please refer to the contact information provided with your purchase or visit the official DAVRPES store on Amazon: DAVRPES Store.