SX-45ZA NTK Ngk Ignition Knock Detonation Sensor Toyota Supra

Review NTK Ngk Ignition Knock Detonation Sensor For Toyota 3.0l L6 Fc for TOYOTA SUPRA 1989–1993

The NGK SX-45ZA ignition knock sensor is an essential component for maintaining optimal engine performance in 1989-1993 Toyota Supra models with a 3.0L L6 FC engine. This sensor, manufactured by the renowned automotive parts supplier NGK Spark Plug Co. Ltd., is specifically designed to detect and prevent ignition knock or detonation, ensuring a smoother and more efficient combustion process.

The SX-45ZA sensor is built with advanced technology, featuring a wide operating temperature range of -40 C to 150 C (-40 F to 302 F), making it suitable for various driving conditions. This sensor's resistance is approximately 12.6 ohms at 25 C (77 F), ensuring accurate and reliable operation.

The design of the sensor includes a built-in heating element, which aids in warming up the sensor quickly during engine start-up. This results in improved cold-start performance and a more responsive engine. The sensor's compact and robust construction guarantees durability, even under the harsh conditions of continuous engine operation.

When an ignition knock event is detected, the sensor sends a signal to the engine control module (ECM), prompting the ECM to adjust the ignition timing to prevent further knocking. This helps preserve engine components and maintains optimal performance.

Installing the NGK SX-45ZA ignition knock sensor is a straightforward process, typically involving disconnecting the old sensor's electrical connector, mounting the new sensor in its place, and connecting the electrical connector to the new sensor. It is recommended to follow the vehicle manufacturer's instructions for proper installation to ensure optimal performance and safety.

In summary, the NGK SX-45ZA ignition knock sensor is an essential component for maintaining optimal engine performance and longevity in 1989-1993 Toyota Supra models with a 3.0L L6 FC engine. Its advanced technology, wide operating temperature range, and robust construction make it a reliable solution for detecting and preventing ignition knock, ensuring a smoother and more efficient driving experience.

The NGK SX-45ZA ignition knock sensor is a replacement part designed for Toyota Supra models with 3.0L 6-cylinder engines manufactured between 1989 and 1993. This sensor plays a crucial role in the engine management system by detecting and preventing ignition knock. Let's discuss the potential advantages and disadvantages of purchasing this part.

1. Improved Engine Performance: A faulty or worn-out ignition knock sensor can lead to decreased engine performance. Replacing the sensor with a new one, such as the NGK SX-45ZA, can help restore optimal engine performance, resulting in smoother idle, improved acceleration, and better fuel efficiency.

2. Prevent Engine Damage: Ignition knock can cause serious damage to the engine if left unchecked. A new sensor can help prevent such damage by detecting knocking early and adjusting the engine to prevent further damage.

3. Enhanced Drivability: A faulty ignition knock sensor can cause rough idling, stalling, and even engine vibration. Replacing the sensor with a new one, like the NGK SX-45ZA, can significantly improve drivability and make your driving experience more enjoyable.

4. OEM (Original Equipment Manufacturer) Replacement: The NGK SX-45ZA is a direct OEM replacement part, ensuring a perfect fit and function for your Toyota Supra.

1. Cost: Replacing an ignition knock sensor is an additional expense, especially for older vehicles like the 1989-1993 Toyota Supra. While the NGK SX-45ZA is competitively priced, the cost may still be a concern for some.

2. Installation Complexity: The ignition knock sensor is located in a difficult-to-reach area, making the installation process complex. You may need specialized tools or professional assistance to replace the sensor effectively.

The NGK SX-45ZA ignition knock sensor for the 1989-1993 Toyota Supra 3.0L L6 FC offers several advantages, such as improved engine performance, engine protection, enhanced drivability, and OEM replacement. However, it comes with some disadvantages, including the cost and the installation complexity.

If you are experiencing engine performance issues, such as rough idling, stalling, or engine vibration, and suspect a faulty ignition knock sensor, it is recommended to replace the sensor with a new one, such as the NGK SX-45ZA. The benefits of a properly functioning ignition knock sensor far outweigh the cost and installation complexity. If you are not comfortable performing the installation yourself, consider hiring a professional mechanic to ensure a correct and effective replacement.

Details:

Ngk Ntk ignition knock detonation sensor for 1989 - 1993 Toyota Supra 3.0l l6 fc: status: in stock.

specifications ignitioncomp:

• for models: Supra
• for makes: Toyota
• for years: 1989–1993
• brand: Ntk
• mpn: Sx-45za
• manufacturer warranty: 3 Years / 36, 000 Miles
• ipn: C242 69-58
• placement on vehicle: Emission Control Sensors
• compatible year: 1993 1992 1991 1990 1989
• core charge: Free No Core Charge
• type: Ignition Knock
• universal fitment: Direct Replacement
• bundle description: 1 Pc Genuine Ngk Ntk Ignition Knock

general ignitioncomp:

• category: Auto Parts > Car Truck Accessories > Ignition Systems Components

offer ignitioncomp:

• sold #: 9
• options: ship-to-home
• started: february 12, 2026
• availability: in stock
• in stock #: 1
• price: $114.08
• item condition: New

returns ignitioncomp:

• policy: returns accepted
• time: 30 days
• paid by: seller

payments ignitioncomp:

• wallet: google-pay
• credit card: diners-club
• other

seller ignitioncomp:

• # reviews: 621715
• city: indianapolis, indiana
• rating: 99.5%

shipping ignitioncomp:

• transit: 2-6 days
• type: fixed
• class: standard, expedited
• service: standard, expedited