1. Engine Cooling Components Deals
  2. sku: 20651967409808604
  3. SKP 59YFXN

SKP 59YFXN Water Temperature Sensor

fits make: Toyota. year: 1989–1994.

59yfxn Skp Water Temperature Sensor Fits Toyota Pickup 1989-1994

( Brand: Skp ), ( Manufacturer Part Number: 59YFXN ), ( Part Type: Sensor ), ( Compatible Make/model: Toyota Pickup ), ( Compatible Years: 1993 1989 1994 1992 1991 1990 93 89 94 92 91 90 ), ( Fitment Info: Engine Coolant Temperature Sensor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review SKP Water Temperature Sensor Toyota Pickup fits 1989–1994

The **SKP 59YFXN Water Temperature Sensor** is a critical yet often overlooked component in Toyota vehicles from the 1989 to 1994 model years, playing a pivotal role in maintaining optimal engine performance and preventing costly damage. This sensor, typically installed near the engine block or thermostat housing, monitors the coolant temperature in real time and relays this data to the engine control module (ECM), allowing the vehicle s computer to adjust fuel injection, ignition timing, and other parameters for peak efficiency and emissions compliance. Crafted with precision engineering, the SKP 59YFXN is designed to withstand the harsh conditions of an internal combustion engine, featuring a robust thermistor a temperature-sensitive resistor that expands or contracts with heat fluctuations, altering its electrical resistance to send accurate temperature readings to the ECM. Over time, however, exposure to coolant degradation, corrosion, or mechanical stress can cause the sensor to degrade, leading to symptoms like rough idling, overheating, or even a malfunctioning check engine light due to inaccurate temperature data. Replacing this sensor with an OEM-quality or high-reliability aftermarket part like the SKP 59YFXN ensures reliable operation, helping to safeguard the engine from overheating, fuel inefficiency, or catalytic converter damage. Whether you're restoring a classic Toyota or maintaining a well-loved daily driver, this sensor is a small but essential part that keeps the engine running smoothly and efficiently.

The **SKP 59YFXN water temperature sensor** is a common replacement part for Toyota vehicles from 1989 to 1994, particularly for models like the Camry, Corolla, and 4Runner. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a SKP 59YFXN Water Temperature Sensor**

1. **Direct OEM Replacement** The SKP sensor is a high-quality aftermarket part designed to match the original equipment manufacturer (OEM) specifications. It fits seamlessly into the engine bay without requiring modifications, ensuring proper compatibility with the vehicle s cooling system and computer.

2. **Reliable Performance** SKP is a reputable brand known for producing durable sensors that provide accurate temperature readings. A faulty sensor can lead to incorrect engine performance, overheating, or check engine lights, so a reliable replacement ensures proper engine function.

3. **Cost-Effective Solution** Compared to purchasing an OEM sensor (which can be significantly more expensive), the SKP sensor offers a budget-friendly alternative without compromising on quality. It is often priced lower than brand-new OEM parts while still delivering dependable performance.

4. **Easy Installation** The sensor is straightforward to install, typically requiring only basic tools. Most users can replace it themselves in under an hour, saving labor costs if opting for professional installation.

5. **Widespread Availability** As a popular part for older Toyotas, the SKP 59YFXN sensor is easy to find in auto parts stores, online marketplaces, or directly from SKP s website. This ensures quick access to replacements if needed.

6. **Compatibility with Aftermarket Upgrades** If the vehicle has been modified (e.g., turbocharged, tuned, or upgraded cooling systems), a high-quality sensor like the SKP part can help maintain accurate temperature monitoring, which is critical for performance and longevity.

7. **Warranty Coverage** SKP typically offers warranties on their sensors, providing peace of mind in case of premature failure. This can be particularly valuable if the sensor is installed in a high-mileage or heavily used vehicle.

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### **Cons of buying a SKP 59YFXN Water Temperature Sensor**

1. **Potential Counterfeit Concerns** While SKP is a legitimate brand, some online sellers may offer counterfeit or low-quality knockoffs posing as genuine SKP parts. Buyers should purchase from trusted retailers (e.g., Amazon, RockAuto, or authorized SKP dealers) to avoid receiving subpar or incompatible sensors.

2. **Limited Longevity in Harsh Conditions** Like all sensors, the SKP 59YFXN may degrade over time, especially in extreme temperatures, corrosive environments, or if the cooling system is neglected (e.g., coolant leaks, contamination). Regular maintenance is still required to ensure long-term reliability.

3. **Mismatch with Modified Systems** In rare cases, aftermarket modifications (such as aggressive cooling hacks or non-standard coolant mixtures) might cause compatibility issues. While SKP sensors are generally robust, extreme modifications could potentially stress the sensor beyond its intended design.

4. **No Significant Advantage Over OEM for Some Buyers** If the budget allows, some consumers prefer OEM sensors for absolute peace of mind, especially in high-performance or show vehicles where every detail matters. However, for most practical applications, the SKP sensor is an excellent substitute.

5. **Installation Risks if Improperly Handled** While the sensor itself is easy to install, improper handling (e.g., cross-threading, overtightening, or using the wrong sealant) can damage the threads or cause leaks. Users unfamiliar with basic engine work should proceed with caution or seek professional help.

6. **No Diagnostic Features** Unlike some advanced sensors, the SKP 59YFXN is a basic temperature-sensing device. It does not provide additional diagnostic data beyond what the vehicle s computer already records. For advanced monitoring, aftermarket gauges or diagnostic tools may be needed.

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### **Conclusion**

The **SKP 59YFXN water temperature sensor** is a strong, cost-effective choice for Toyota owners looking to replace a faulty or worn-out sensor in their 1989 1994 vehicles. It offers OEM-level compatibility, reliability, and ease of installation at a fraction of the cost of original parts. For most drivers, this sensor will perform admirably in standard driving conditions, provided it is sourced from a reputable seller and the vehicle s cooling system is well-maintained.

However, buyers should be cautious of counterfeit products and ensure the sensor is installed correctly to avoid issues. While it may not be necessary for high-performance or show cars where OEM parts are preferred, the SKP sensor is an excellent practical solution for everyday use.

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### **Recommendation**

**Buy the SKP 59YFXN water temperature sensor if:**

- You need a reliable, budget-friendly replacement for a failing sensor in your 1989 1994 Toyota.

- You prioritize compatibility, ease of installation, and brand reputation over OEM parts.

- You plan to install it yourself or have access to basic tools for the job.

- You purchase it from a trusted retailer to avoid counterfeit products.

**Avoid or reconsider if:**

- You are unsure about the authenticity of the part and cannot verify its source.

- Your vehicle has extensive modifications that may stress the sensor beyond standard conditions.

- You require the highest possible quality for a show or performance vehicle, in which case an OEM or high-end aftermarket sensor may be preferable.

**Final Verdict:** For the average Toyota owner, the SKP 59YFXN sensor is a **highly recommended replacement** that balances quality, cost, and performance effectively. Always pair its purchase with proper installation and regular maintenance to maximize its lifespan.

Details:

SKP Water Temperature Sensor fits Toyota Pickup 1989 - 1994 59YFXN: Brand: condition: New Notes: Engine Coolant Sensor, Features:Meets or exceeds OEM specifications. 12-month SKP limited warranty. Rigorous quality control measures. Detailed Applications Years: Vehicle: 1989 - 1994 Toyota Pickup.

part #: 59yfxn price

  • $21.22

specifications ocoosys:

  • for makes: Toyota
  • for years: 1989-1994
  • brand: Skp
  • mpn: 59yfxn
  • part type: Sensor
  • compatible make/model: Toyota Pickup
  • compatible years: 1993 1989 1994 1992 1991 1990 93 89 94 92 91 90
  • fitment info: Engine Coolant Temperature Sensor
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment
  • cs-sku: 400

offer ocoosys:

  • availability: In Stock
  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • started: March 28, 2026

seller ocoosys:

  • city: Arlington, Texas
  • # reviews: 23497
  • rating: 99.1%

payments ocoosys:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

general ocoosys:

  • Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
  • condition: New

returns ocoosys:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping ocoosys:

  • type: Fixed
  • cost: $0.00
  • class: Economy
  • service: Economy
  • transit: 5-10 Days
for makes: toyota, for years: 1989-1994, part type: sensor, compatible make/model: toyota pickup, compatible years: 1993 1989 1994 1992 1991 1990 93 89 94 92 91 90, fitment info: engine coolant temperature sensor, manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > engine cooling components, sku: 20651967409808604,
Skp 59YFXN Is Similar To:
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1 offer $21.22 USD
  • New. Offer #1 priced at $21.22 + $0.00 shipping estimate = $21.22* total. 12 Month Warranty 12-month SKP limited warranty.FREE SHIPPING

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