The Story
Overview of NTK Direct Fit Oxygen Sensor 23538
The NTK Direct Fit Oxygen Sensor 23538 is designed specifically for select Chrysler and Dodge models, including the Caravan, Grand Caravan, Town & Country, and Voyager. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.
- Heated sensor type for faster response times
- Specific fit for Chrysler and Dodge minivans
- 15.25-inch wiring harness length for proper installation
- Threaded mounting type with 18mm thread diameter
- Four-wire configuration for reliable signal transmission
Detailed Product Features and Specifications
The NTK Direct Fit Oxygen Sensor 23538 features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its specific fitment ensures compatibility with Chrysler Caravan, Grand Caravan, Town & Country, and Voyager models, eliminating the need for modifications. The sensor includes a 15.25-inch wiring harness, providing adequate length for secure connections. The threaded mounting type with an 18mm diameter allows for straightforward installation in the exhaust system. The four-wire design supports both the sensor signal and heater circuit, ensuring consistent performance.
About the NTK Direct Fit Oxygen Sensor Line
The Direct Fit Oxygen Sensor line by NTK is engineered to provide precise replacement parts that match original equipment specifications. This product line focuses on exact fitment and reliable operation, reducing installation time and ensuring proper emissions system function. The 23538 sensor is part of this line, offering a direct replacement solution for specific Chrysler and Dodge minivan models.
Common Applications and Issues Addressed
- Restores accurate oxygen sensing for improved fuel economy
- Helps resolve rough idling and engine hesitation
- Reduces emissions-related check engine light triggers
- Corrects poor acceleration caused by faulty sensor readings
- Supports proper catalytic converter operation
Installation Notes and Tips
When installing the NTK 23538 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 15.25-inch harness length provides flexibility for routing, but verify connections are secure and free from damage. Thread the sensor carefully into the exhaust port to prevent cross-threading. It is recommended to apply anti-seize compound on the threads if not pre-applied.
Quality Assurance and Warranty
NTK oxygen sensors are manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details for part number 23538 are not provided here, NTK products typically come with a limited warranty covering defects in materials and workmanship. Refer to NTK or the product documentation for exact warranty terms.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Overview of NTK Direct Fit Oxygen Sensor 23538
The NTK Direct Fit Oxygen Sensor 23538 is designed specifically for select Chrysler and Dodge models, including the Caravan, Grand Caravan, Town & Country, and Voyager. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.
- Heated sensor type for faster response times
- Specific fit for Chrysler and Dodge minivans
- 15.25-inch wiring harness length for proper installation
- Threaded mounting type with 18mm thread diameter
- Four-wire configuration for reliable signal transmission
Detailed Product Features and Specifications
The NTK Direct Fit Oxygen Sensor 23538 features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its specific fitment ensures compatibility with Chrysler Caravan, Grand Caravan, Town & Country, and Voyager models, eliminating the need for modifications. The sensor includes a 15.25-inch wiring harness, providing adequate length for secure connections. The threaded mounting type with an 18mm diameter allows for straightforward installation in the exhaust system. The four-wire design supports both the sensor signal and heater circuit, ensuring consistent performance.
About the NTK Direct Fit Oxygen Sensor Line
The Direct Fit Oxygen Sensor line by NTK is engineered to provide precise replacement parts that match original equipment specifications. This product line focuses on exact fitment and reliable operation, reducing installation time and ensuring proper emissions system function. The 23538 sensor is part of this line, offering a direct replacement solution for specific Chrysler and Dodge minivan models.
Common Applications and Issues Addressed
- Restores accurate oxygen sensing for improved fuel economy
- Helps resolve rough idling and engine hesitation
- Reduces emissions-related check engine light triggers
- Corrects poor acceleration caused by faulty sensor readings
- Supports proper catalytic converter operation
Installation Notes and Tips
When installing the NTK 23538 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 15.25-inch harness length provides flexibility for routing, but verify connections are secure and free from damage. Thread the sensor carefully into the exhaust port to prevent cross-threading. It is recommended to apply anti-seize compound on the threads if not pre-applied.
Quality Assurance and Warranty
NTK oxygen sensors are manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details for part number 23538 are not provided here, NTK products typically come with a limited warranty covering defects in materials and workmanship. Refer to NTK or the product documentation for exact warranty terms.

























