( Brand: Hitachi Automotive ), ( Type: Ignition Knock ), ( Manufacturer Part Number: SX-2523 ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C707 13-23 ), ( Item Height: 3.150 ), ( Item Length: 6.750 ), ( Item Weight: 0.2000 ), ( Item Width: 4.250 ), ( Placement On Vehicle: Emission Control Sensors ), ( Compatible Model: Forester ), ( Compatible Year: 2002 2001 2000 1999 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Hitachi Ignition Knock )
Review HITACHI AUTOMOTIVE Ignition Knock Detonation Sensor Subaru 2.5l fits FORESTER ST 1999–2002
Introducing the Hitachi SX-2523 Ignition Knock Detonation Sensor, a crucial component designed for Subaru Forester vehicles with a 2.5L engine manufactured between 1999 and 2002. This sensor plays a significant role in ensuring the optimal performance of your engine by detecting and responding to ignition knock or detonation.
The Hitachi SX-2523 sensor is a compact, yet sophisticated device. It measures approximately 1.5 inches in length, 0.7 inches in width, and 0.4 inches in height, making it a perfect fit for the specific application. Its sleek design and black housing blend seamlessly with the engine bay, adding to the overall aesthetic appeal of your Subaru Forester.
The sensor's primary function is to monitor the engine's combustion process by detecting the pressure waves produced during the ignition event. It employs advanced piezoelectric technology, which converts mechanical energy into electrical energy. This technology enables the sensor to generate an electrical signal that is sent to the engine control module (ECM) whenever it detects an abnormal combustion event, such as ignition knock or detonation.
Ignition knock, also known as pinging, occurs when the fuel-air mixture in the engine cylinders detonates prematurely instead of smoothly burning. This condition can lead to reduced engine performance, increased fuel consumption, and potential engine damage if left unchecked. The Hitachi SX-2523 sensor is specifically designed to detect and respond to these detonation events, allowing the ECM to take corrective measures, such as retarding ignition timing or injecting additional fuel, to prevent further damage and maintain optimal engine performance.
If you're an avid Subaru Forester enthusiast or simply want to ensure the longevity and peak performance of your vehicle, investing in a high-quality ignition knock detonation sensor like the Hitachi SX-2523 is an excellent choice. Its precise and responsive design ensures that your engine is always running efficiently and safely.
In summary, the Hitachi SX-2523 Ignition Knock Detonation Sensor is a vital component for Subaru Forester 2.5L vehicles from 1999 to 2002, designed to detect and respond to ignition knock and detonation events, ensuring optimal engine performance and longevity. Its compact size, advanced piezoelectric technology, and ability to prevent potential engine damage make it an essential investment for any Subaru Forester owner.
The Hitachi SX-2523 ignition knock sensor is designed to detect and signal the engine control unit (ECU) when abnormal knocking or pinging occurs in a Subaru Forester 1999-2002 with a 2.5L engine. This sensor helps maintain engine performance and prevent damage caused by knocking. Here are some pros and cons of buying this sensor:
Pros:1. Improved Engine Performance: By detecting knocking early, the engine can be adjusted to prevent further damage and maintain optimal performance.
2. Preventing Damage: Knocking can lead to engine damage if left unchecked. Installing a new ignition knock sensor can help prevent costly repairs and engine replacement.
3. Cost-Effective: Compared to other engine repairs, the cost of replacing an ignition knock sensor is relatively low.
4. OEM Part: The Hitachi SX-2523 is an original equipment manufacturer (OEM) part, ensuring compatibility and reliability.
Cons:1. DIY Installation Challenges: Installing the sensor yourself may be difficult for those without automotive experience. It may be necessary to take the vehicle to a professional mechanic for installation.
2. Potential for False Positives: While the sensor is designed to detect knocking, it may also produce false positives under certain conditions, such as cold weather or heavy acceleration.
3. Limited Longevity: Like any automotive part, the ignition knock sensor will eventually wear out and need replacement. The exact lifespan varies, but regular inspections and prompt replacement when necessary are essential.
In conclusion, the Hitachi SX-2523 ignition knock sensor is a valuable investment for Subaru Forester 1999-2002 2.5L owners. It helps maintain engine performance, prevent damage, and is relatively cost-effective. However, installation challenges and potential false positives are important considerations. Ultimately, if you suspect knocking in your engine, it's worth considering replacing the ignition knock sensor to ensure the longevity and reliability of your vehicle. If you're unsure about the installation process, it's recommended to consult a professional mechanic.
part # sx2523 price
- $64.62
specifications injectiopug:
- for models: St, Forester
- for makes: Subaru
- for years: 1999-2002
- brand: Hitachi Automotive
- type: Ignition Knock
- manufacturer part number: SX-2523
- manufacturer warranty: 1 Year
- interchange part number: C707 13-23
- item height: 3.150
- item length: 6.750
- item weight: 0.2000
- item width: 4.250
- placement on vehicle: Emission Control Sensors
- compatible model: Forester
- compatible year: 2002 2001 2000 1999
- core charge: Free No Core Charge
- fitment type: Direct Replacement
- bundle description: 1 Pc Genuine Hitachi Ignition Knock
seller injectiopug:
- # reviews: 645181
- rating: 99.6%
general injectiopug:
- condition: New
- Air Fuel Delivery > Fuel Injection Parts > Additional Fuel Injection Parts
payments injectiopug:
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- wallet: Paypal
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shipping injectiopug:
- transit: 2-6 Days
- service: Standard, Expedited
- type: Fixed
- cost: $0.00
- class: Standard, Expedited
returns injectiopug:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
offer injectiopug:
- quantity: 1
- availability: In Stock
- options: Ship-to-home
- started: April 14, 2026
- sold: 0
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1 offer $64.62 USD
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