STANDARD MOTOR PRODUCTS HR55H1 Water Temperature Sensor Zdx

( Brand: Standard Motor Products ), ( Manufacturer Part Number: HR55H1 ), ( Part Type: Sensor Motor ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Engine Coolant Temperature Sensor ), ( Years: 2007 2013 2006 2008 2009 2010 2011 2012 2014 2015 2016 2017 2018 ), ( Makes: Acura Honda ), ( Models: Tl Ilx Mdx Nsx Rdx Rl Rlx Tlx Tsx Zdx Accord Accord Crosstour Civ ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review STANDARD MOTOR PRODUCTS Water Temperature Sensor Zdx fits ACCORD TL ILX MDX NSX RDX RL RLX TLX TSX 2006–2018

The **Standard Motor HR55H1 Water Temperature Sensor** is a precision-engineered, high-performance component designed exclusively for select Honda vehicles, including the **TL ILX, MDX, NSX, RDX, RL, RLX, TLX, TSX, ZDX, and Accord** models. This sensor plays a critical role in the vehicle s cooling system by continuously monitoring the engine coolant temperature, ensuring optimal performance, fuel efficiency, and protection against overheating. Crafted from durable, corrosion-resistant materials, the HR55H1 features a robust thermistor element housed within a sealed, temperature-resistant casing, allowing it to withstand extreme operating conditions while maintaining accuracy across a wide temperature range. Its compact yet robust design ensures a secure and reliable fit within the engine bay, with a threaded connection that guarantees a tight seal to prevent coolant leaks. Whether installed in a high-performance NSX or the refined TLX, this sensor delivers consistent readings to the vehicle s ECU (Engine Control Unit), enabling precise adjustments to fuel injection, ignition timing, and cooling fan operation. Built to meet or exceed Honda s original equipment standards, the HR55H1 is a direct replacement for the factory sensor, ensuring seamless compatibility and long-term reliability. Its straightforward installation and compatibility with aftermarket cooling systems make it an essential upgrade for both maintenance and performance-oriented drivers seeking to maintain their vehicle s peak condition.

### **Pros and Cons of buying a Standard Motor HR55H1 Water Temperature Sensor**

1. **Compatibility** The HR55H1 is designed specifically for Honda vehicles, including the TL ILX, MDX, NSX, RDX, RLX, TLX, TSX, ZDX, and Accord models. This ensures a direct fit without modifications, reducing the risk of installation errors.

2. **Reliability** Standard Motor is a reputable manufacturer known for producing high-quality automotive sensors. The HR55H1 is built to meet Honda s specifications, which helps prevent premature failure and ensures accurate temperature readings.

3. **Easy Installation** Since it is an OEM-replacement part, it should fit seamlessly into the engine bay without requiring additional tools or modifications. Many users report straightforward installation, especially if they have basic mechanical experience.

4. **Cost-Effective Alternative to OEM** While not an exact Honda factory part, the HR55H1 is significantly cheaper than purchasing a genuine Honda sensor. It offers a balance between affordability and performance.

5. **Prevents Engine Issues** A faulty water temperature sensor can lead to incorrect engine performance readings, causing issues like poor fuel efficiency, overheating, or check engine lights. Replacing it proactively can avoid more expensive repairs down the line.

6. **Widely Available** This sensor is stocked by many auto parts retailers, both online and in-store, making it easy to purchase without long wait times.

7. **Long-Term Durability** High-quality sensors like the HR55H1 are designed to last the lifespan of the vehicle, provided they are installed correctly and the engine is maintained properly.

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1. **Aftermarket vs. OEM Quality** While Standard Motor is a trusted brand, some purists argue that an aftermarket sensor may not match the exact precision of a genuine Honda part. However, in most cases, the difference is negligible for everyday driving.

2. **Potential for Counterfeit Products** Purchasing from untrusted sellers (especially online marketplaces) could result in receiving a fake or low-quality sensor. Always buy from verified retailers or authorized dealers to avoid this risk.

3. **Installation Challenges for Beginners** Although the sensor is straightforward, some users may find the process tricky if they lack mechanical experience. Improper installation (e.g., incorrect wiring or sealing) could lead to sensor failure or electrical issues.

4. **Limited Warranty Compared to OEM** Honda s original sensors often come with a full warranty, whereas Standard Motor s warranty may be shorter or more limited. This means you bear more responsibility for potential defects post-purchase.

5. **Mixed Reviews on Longevity** While many users report no issues, some have experienced premature failure (e.g., within 1 2 years). This is relatively rare but worth considering if you prioritize long-term reliability above cost savings.

6. **Compatibility Confusion** The HR55H1 is designed for multiple models, but some users have reported fitment issues with certain trim levels or engine variants. Always double-check your vehicle s specific sensor type before purchasing.

7. **No Direct Honda Support** If issues arise, you won t have access to Honda s technical support or dealer assistance, which could complicate troubleshooting.

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### **Conclusion**

The **Standard Motor HR55H1 water temperature sensor** is a strong aftermarket alternative to Honda s OEM part. It offers **reliability, ease of installation, and cost savings** while maintaining compatibility with a wide range of Honda vehicles. However, it is not a perfect replacement **quality can vary by seller, installation requires care, and some users report occasional longevity issues**.

For most drivers, the **pros outweigh the cons**, making it a **highly recommended choice** for those seeking an affordable, high-quality sensor. If you prioritize absolute certainty and warranty coverage, an OEM Honda sensor may be preferable, but it will come at a higher cost.

- **Buy from a trusted retailer** (e.g., RockAuto, Amazon with verified sellers, or a local auto parts store).

- **Follow installation instructions carefully** to avoid wiring or sealing mistakes.

- **Monitor the sensor s performance** post-installation if issues arise (e.g., check engine light), diagnose further before assuming the sensor is faulty.

- **Consider OEM only if** you have concerns about aftermarket quality or if your vehicle has unique requirements not covered by the HR55H1.

For the average Honda owner, the **HR55H1 is a safe and practical purchase** that balances cost and performance effectively.

Details:

Make model Years Engine, Fit Notes: Located On Radiator; alternate replacement part, AcuraRDX2019-20222.0L 4 Cl. High-quality materials withstand extreme conditions. Undergoes extensive testing to ensure reliability. Make model Years Engine, Fit Notes: alternate replacement part, Honda Accord 2021 -20221.5L 4 Cl, Honda Accord 2018 -2020, Honda Accord 2014 - 2015, 2017, 2021 -20222.0L Honda Accord 2008 - 2017 2.4L Handcars 2011 - 2016, Handcraft 2012 - 2015 2.4L Honda Fit 2009 - 2017, Honda Insight 2010 - 2014.

Make model Years, Fit Notes: Located On Water Outlet; alternate replacement part, Handcraft 2007 - 2017. Make model Years Engine, Fit Notes: alternate replacement part, Position: Radiator, AcuraRDX2019-20222.0L 4 Cl.

part #: hr55h1 prices

• $17.28-$95.27

specifications ocoosys:

• for models: Tl, Ilx, Mdx, Nsx, Rdx, Rl, Rlx, Tlx, Tsx, Accord
• for years: 2006-2018
• brand: Standard Motor Products
• mpn: Hr55h1
• part type: Sensor Motor
• product warranty: 12 Month Warranty
• part info: Engine Coolant Temperature Sensor
• years: 2007 2013 2006 2008 2009 2010 2011 2012 2014 2015 2016 2017 2018
• makes: Acura Honda
• models: Tl Ilx Mdx Nsx Rdx Rl Rlx Tlx Tsx Zdx Accord Accord Crosstour Civ
• important: Please Read All Notes Before Making This Purchase
• cs-sku: 400

seller ocoosys:

• rating: 98.8%
• city: Rehoboth, Massachusetts
• # reviews: 68771

shipping ocoosys:

• class: Standard
• cost: $0.00
• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• transit: 5-8 Days
• type: Fixed

returns ocoosys:

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

offer ocoosys:

• started: June 4, 2026
• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home

payments ocoosys:

• wallet: Apple-pay
• credit card: Visa
• other

general ocoosys:

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

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