HONDA 09K02 Throttle Body Valve 1.8L

( Manufacturer Part Number: 09K02 ), ( Fitment Type: Direct Replacement ), ( Items Included: Throttle Valve ), ( Color: Silver ), ( Material: Aluminum ), ( Bore Diameter: Oem ), ( Fuel Type: Gasoline ), ( Interchange: 337-50103 ), ( Type: Throttle Body ), ( Year: 06 07 08 09 10 11 ), ( Oe/oem Part Number: U10398054347 ), ( Connector Type: Plug ), ( Features: Electronic )

Review HONDA 1.8l Throttle Body Valve Assembly Oem fits CIVIC 2006–2011

The **Honda 09K02 Throttle Body Valve (06-11 1.8L Civic)** is a precision-engineered component designed to regulate airflow into the engine s intake system, ensuring optimal performance, fuel efficiency, and emissions compliance for Honda s 1.8L K-series engines found in the sixth through eleventh-generation Civic models. Crafted from high-quality materials, this throttle body valve features a robust **plastic housing** reinforced with durable rubber gaskets and metal mounting brackets, providing a secure and leak-free seal when installed. The internal mechanism incorporates a **smooth-operating throttle plate** actuated by the engine s ECU (Electronic Control Unit) via a cable or electronic throttle control (ETC) system, depending on the model year, allowing for precise throttle response and adaptive learning capabilities. This valve is equipped with a **built-in position sensor** that continuously monitors throttle position, sending real-time data to the engine control module to adjust fuel delivery, ignition timing, and idle stability with millisecond precision. For models with **cable-actuated throttles**, the valve includes a **throttle cable bracket** and a **throttle stop screw**, ensuring smooth engagement and preventing cable binding, while electronic throttle control (ETC) versions integrate seamlessly with the vehicle s **drive-by-wire system**, eliminating mechanical linkage and enhancing drivability. The throttle body also incorporates **emissions-compliant features**, such as a **throttle body purge valve** (in some configurations) to aid in evaporative emissions control, reducing harmful hydrocarbons released into the atmosphere. Whether replacing a worn-out original component or upgrading for improved throttle response, this **OEM-quality throttle body valve** delivers reliable performance, compatibility with aftermarket modifications, and long-term durability, making it an essential part for maintaining or enhancing the health of your Honda Civic s engine management system.

**Pros and Cons of Buying a Honda Civic (2006-2011, 1.8L, 09K02 Throttle Body Valve)**

### **Pros**

1. **Reliability and Durability** The 1.8L engine in the 6th-11th generation Civic is known for its robustness. With proper maintenance, it can easily last 200,000 miles, especially if the owner followed service intervals. Honda s reputation for longevity in this model range is well-established.

2. **Fuel Efficiency** The 1.8L engine is relatively efficient for its class, offering around **28-32 MPG combined** (city/highway), which is decent for a non-hybrid Civic. This makes it cost-effective for daily driving.

3. **Affordability** Used Civics from this era are generally budget-friendly, especially in the lower trim levels. Parts and labor costs are also reasonable compared to newer or luxury vehicles.

4. **Simple and Straightforward Mechanics** The 1.8L engine lacks complex turbocharging or direct injection issues that plague some modern engines. Common problems (like timing chain stretch) are manageable with basic maintenance.

5. **Strong Aftermarket Support** The Civic s popularity means a vast array of aftermarket parts, tuners, and performance upgrades are available. Swapping in a turbocharged or high-flow intake system is relatively straightforward.

6. **Good Handling and Driving Experience** The Civic s compact size, responsive steering, and balanced chassis make it enjoyable to drive, whether for commuting or light spirited driving.

7. **Low Maintenance Costs** Compared to modern vehicles with electronic fuel injection (EFI) or complex hybrid systems, the 1.8L Civic requires fewer high-cost repairs. Basic maintenance (oil changes, spark plugs, timing belt) keeps it running smoothly.

8. **Resale Value (for Classics)** While not as high as newer models, well-maintained Civics from this era hold value reasonably well, especially in the used market.

9. **Versatility** The Civic is available in sedan, coupe, and hatchback body styles, offering flexibility depending on preference.

10. **Proven Throttle Body Valve (09K02)** The throttle body in question (09K02) is a common replacement part for this engine. It s not inherently problematic if it s failing, but it s a relatively easy and affordable fix compared to other engine components.

---

### **Cons**

1. **Timing Chain Stretch** One of the most common issues with the 1.8L engine is timing chain stretch, which can lead to **valve train noise** (ticking or rattling) and eventually cause valve damage if ignored. Replacing the chain and tensioners is a labor-intensive job ( $1,000 with labor).

2. **Throttle Body Issues** The throttle body (09K02) can develop **carbon buildup**, stick, or fail entirely, causing **rough idling, stalling, or poor acceleration**. While replaceable, it s a part that may need attention every 50,000-100,000 miles if not cleaned regularly.

3. **Oil Consumption** Some 1.8L engines, especially in higher-mileage examples, burn oil. This can lead to **smoke from the exhaust** and eventually require a valve cover gasket or piston ring replacement.

4. **Transmission Concerns** The 5-speed manual transmission is durable but can wear out over time. The automatic transmission (if equipped) is generally reliable but may develop **slipping or rough shifting** with age.

5. **Rust (if in snowy/salty climates)** Older Civics, especially those from colder regions, can suffer from **frame or subframe rust**, which weakens structural integrity. Always inspect these areas before buying.

6. **Electrical Gremlins** Like many Honda models, the Civic can have **intermittent electrical issues**, such as faulty sensors, wiring problems, or infotainment glitches (if equipped with a CD player or early navigation systems).

7. **Limited Power for Modern Standards** The 1.8L engine produces only **140-148 horsepower**, which feels underpowered compared to modern turbocharged or hybrid alternatives. If you want more power, aftermarket upgrades (turbo, supercharger) are necessary.

8. **Depreciation** While not a dealbreaker, the Civic s value drops significantly over time, and newer models offer better fuel economy and tech features.

9. **Limited Modern Tech** Older Civics lack features like **Apple CarPlay, Android Auto, advanced safety systems (like Honda Sensing), or modern infotainment interfaces**, which may be dealbreakers for some buyers.

10. **Potential Hidden Problems** Without a thorough inspection, issues like **leaking head gaskets, failing water pumps, or worn suspension components** (struts, bushings) can go unnoticed. Always get a pre-purchase inspection.

---

### **Ending Conclusion**

The **2006-2011 Honda Civic with a 1.8L engine** is a **solid, reliable choice** for buyers looking for a **budget-friendly, low-maintenance daily driver** or a **project car for modifications**. Its strengths lie in **durability, fuel efficiency, and simplicity**, making it ideal for those who prioritize **cost-effectiveness and longevity over cutting-edge technology**.

However, it s not without **potential pitfalls**, particularly **timing chain stretch, throttle body issues, and oil consumption**, which require **proactive maintenance**. If you re prepared for **some minor repairs** and don t mind **older tech**, this Civic can be an excellent long-term vehicle.

For **heavy daily drivers or those seeking modern comforts**, a newer Civic (or a different model) might be worth the higher cost. But for **budget-conscious buyers who appreciate a no-frills, reliable car**, the 1.8L Civic remains a **great value**.

---

### **Recommendation**

- You want a **low-cost, reliable daily driver** with minimal daily issues.

- You re willing to **budget for occasional maintenance** (timing chain, throttle body, oil changes).

- You enjoy **modifying the car** (turbo, intake, exhaust) or appreciate its **simple, straightforward mechanics**.

- You re in a **mild climate** (to avoid rust concerns) and can **inspect the car thoroughly** before purchasing.

- You don t need **modern tech features** (infotainment, safety systems).

- You **can t afford or don t want to deal with timing chain or throttle body issues**.

- You **prioritize power and modern efficiency** over reliability and cost savings.

- You **live in a very cold/salty climate** and the car shows signs of rust.

- You **don t have time for minor repairs** (e.g., replacing a failing water pump or spark plugs).

- You **need advanced safety or tech features** that newer models offer.

If you **find a well-maintained example with a clean service history**, the **2006-2011 Honda Civic 1.8L is a fantastic buy** especially if you re willing to put in some effort. **Always get a pre-purchase inspection**, check for **timing chain noise, oil leaks, and rust**, and be prepared for **potential throttle body or electrical issues**. With care, it can be a **lifelong companion**.

Details:

Used items might have scratches/marks, wear/tear, and some dust due to condition and/or sitting in storage. ORIGINAL Used item in normal condition. We typically use USPS First Class, Priority Mail, or UPS Ground, FedEx, depending on the size of Package. These parts may fit other years.

These are used parts with wear and tear.

part #: 09k02 prices

• $58.00-$69.00

specifications throobo:

• for models: Civic
• for makes: Honda
• for years: 2006-2011
• mpn: 09k02
• fitment type: Direct Replacement
• items included: Throttle Valve
• color: Silver
• material: Aluminum
• bore diameter: Oem
• fuel type: Gasoline
• interchange: 337-50103
• type: Throttle Body
• year: 06 07 08 09 10 11
• oe/oem part number: U10398054347
• connector type: Plug
• features: Electronic

returns throobo:

• policy: No Returns

seller throobo:

• # reviews: 77
• rating: 100.0%
• city: Canoga Park, California

payments throobo:

• wallet: Google-pay
• credit card: Discover
• other

shipping throobo:

• service: USPS Ground Advantage
• transit: 3-8 Days
• cost: $0.00
• class: Standard
• type: Calculated
• carrier: USPS

general throobo:

• Car Truck Parts Accessories > Air Fuel Delivery > Throttle Bodies
• condition: Used

offer throobo:

• started: March 24, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock

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