NTK 25617 Oxygen Sensor

Overview of NTK Direct Fit Oxygen Sensor 25617

The NTK Direct Fit Oxygen Sensor 25617 is engineered for precise emission control in select Chrysler, Maybach, and Mercedes-Benz vehicles. Designed as a heated oxygen sensor with a specific fit, it ensures accurate air-fuel mixture readings for optimal engine performance.

• Heated oxygen sensor type for faster response times
• Specific fit for Chrysler, Maybach, and Mercedes-Benz models
• Threaded mounting type with 18mm thread diameter
• 18.5-inch wiring harness length for convenient installation
• Four-wire configuration for reliable signal transmission

About the NTK Direct Fit Oxygen Sensor Line

The Direct Fit Oxygen Sensor line by NTK is designed to provide exact replacement sensors tailored to specific vehicle applications. This ensures compatibility and reduces installation time by matching OEM specifications. The 25617 sensor is part of this line, offering a direct fit solution for various Chrysler and Mercedes-Benz models, including AMG variants and luxury Maybach vehicles.

Detailed Product Description

This NTK oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emission control efficiency. The sensor’s 18mm threaded mounting type ensures secure attachment in the exhaust system. With a wiring harness length of 18.5 inches and four wires, it supports both sensor heating and signal output functions. The specific fitment guarantees compatibility with models such as the Mercedes-Benz C32 AMG, E55 AMG, SL65 AMG, and Chrysler Crossfire, among others.

Common Applications and Issues Addressed

• Helps maintain proper air-fuel ratio for efficient combustion
• Reduces engine misfires and rough idling caused by faulty sensors
• Prevents increased emissions and failed emissions tests
• Improves fuel economy by providing accurate oxygen level data
• Resolves check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Ensure vehicle compatibility by verifying make and model before installation
• Use proper tools to avoid damaging the 18mm threaded sensor
• Disconnect the battery before sensor replacement to prevent electrical issues
• Check wiring harness length (18.5 inches) for routing clearance
• Follow manufacturer torque specifications for mounting

Quality Assurance and Warranty

NTK oxygen sensors are manufactured to meet OEM standards for durability and performance. The Direct Fit Oxygen Sensor 25617 undergoes rigorous testing to ensure reliable operation in emission control systems. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.