19/05/2016
When it comes to maintaining your Honda Jazz, ensuring you have the correct replacement parts is paramount. One crucial component that significantly impacts engine performance and fuel efficiency is the fuel injector. If you own a Honda Jazz model manufactured between 2009 and 2015 and are in need of a fuel injector replacement, you've come to the right place. This guide will help you navigate the process of identifying the right part number and understanding your options for purchasing and fitting these essential components.

Understanding Honda Jazz Fuel Injectors (2009-2015)
The Honda Jazz, also known as the Honda Fit in some markets, is renowned for its reliability and practicality. However, like any vehicle, its components have a lifespan, and fuel injectors are no exception. Fuel injectors are responsible for delivering a precise spray of fuel into the engine's combustion chamber. Over time, they can become clogged with carbon deposits or simply wear out, leading to issues such as rough idling, poor acceleration, increased fuel consumption, and even engine misfires. Identifying the correct part number is the first step in rectifying these problems.
Honda Jazz 2009-2015 Injector Part Number
While specific part numbers can vary slightly depending on the exact engine variant and market, a commonly referenced part number for the Honda Jazz fuel injectors for the 2009-2015 model years is 16450-PWA-A01. It is always advisable to double-check this number against your vehicle's VIN (Vehicle Identification Number) or by consulting a Honda dealership or a reputable parts supplier. Many online parts catalogues allow you to search by VIN, which is the most accurate method to ensure compatibility.
It's important to note that fuel injectors are often sold as individual units, but it's generally recommended to replace them in sets. This is because if one injector is failing due to age or wear, others in the same set are likely to be experiencing similar issues, albeit to a lesser degree. Replacing them all at once ensures consistent fuel delivery across all cylinders, leading to optimal engine performance.
Where to Buy Honda Jazz Fuel Injector Parts
Sourcing reliable replacement parts is key. You have several options:
Official Honda Dealerships
Purchasing from an official Honda dealership guarantees you genuine Honda parts. These parts are designed and manufactured to Honda's exacting standards, ensuring a perfect fit and optimal performance. As stated, all Honda parts come with a 1-year warranty, offering peace of mind. While often the most expensive option, the quality and warranty are significant advantages.
Specialist Honda Parts Suppliers
Many businesses specialise in stocking and supplying Honda parts. These suppliers often have extensive knowledge of Honda vehicles and can help you identify the correct part. They may stock both genuine OEM (Original Equipment Manufacturer) parts and high-quality aftermarket alternatives. The information provided suggests that these suppliers can often order parts on a next-day basis if they don't have them in stock, which is incredibly convenient.
Online Car Parts Retailers & Breakers
The automotive aftermarket is vast, with numerous online retailers and car breakers (also known as car dismantlers or scrap yards) offering a wide range of parts. Platforms like AutoVillage, mentioned in the provided text, can help you locate specific parts like Honda Jazz fuel injectors through their network of suppliers. This can be a cost-effective way to find both new and used or refurbished parts. When buying used parts, it's crucial to ensure they come from a reputable source and are tested for functionality. Some suppliers may offer a limited warranty on used parts.
Table: Comparing Part Sourcing Options
| Source | Pros | Cons | Warranty |
|---|---|---|---|
| Official Honda Dealership | Genuine Honda parts, guaranteed fitment, expert advice | Generally more expensive | 1 Year (typically) |
| Specialist Honda Parts Suppliers | Knowledgeable staff, may offer OEM and aftermarket options, fast ordering | Price can vary | Varies (often 1 Year for new) |
| Online Retailers/Breakers | Potentially cheaper, wide availability of new, used, and refurbished | Quality can vary, requires careful vetting of seller | Varies (often limited or none for used) |
Warranty and Returns
When purchasing replacement parts, understanding the warranty and returns policy is essential. As noted, Honda parts typically come with a 1-year warranty. This means that if the part fails due to a manufacturing defect within a year of purchase, you should be covered. Always keep your proof of purchase. Reputable suppliers will have a clear returns policy, often allowing returns within a specific timeframe (e.g., 14 working days) provided the item is unused, in its original packaging, and you have followed their specific return process. It's important to check if 'specially ordered' parts are non-returnable, as this is a common exclusion.

Installation Considerations
Replacing fuel injectors is a task that requires a certain level of mechanical skill and the right tools. It involves working with the fuel system, which is under pressure, and precise installation is critical for proper engine function. If you are not experienced with automotive repairs, it is highly recommended to have a qualified mechanic perform the installation. They will have the necessary diagnostic equipment to confirm the issue and ensure the new injectors are fitted correctly and the engine management system is reset if required. Improper installation can lead to fuel leaks, poor performance, or even engine damage.
Symptoms of Failing Fuel Injectors
Recognising the signs of failing fuel injectors can help you address the problem before it becomes more severe. Common symptoms include:
- Rough Idling: The engine may shake or run unevenly when at idle.
- Misfires: You might feel the engine stumble or hesitate, especially under load.
- Reduced Power and Acceleration: The car may feel sluggish and unresponsive.
- Increased Fuel Consumption: You might notice you're visiting the petrol station more frequently.
- Check Engine Light: Modern vehicles often have sensors that can detect fuel system issues, illuminating the 'Check Engine' light on your dashboard. Diagnostic codes can point towards injector problems.
- Fuel Smell: In severe cases, a leaking injector could cause a noticeable fuel smell.
Frequently Asked Questions (FAQ)
Q1: What is the primary function of a fuel injector?
A1: A fuel injector atomises and sprays fuel into the engine's combustion chamber at precisely the right moment and in the correct quantity for efficient combustion.
Q2: Can I just replace one faulty fuel injector?
A2: While technically possible, it is strongly recommended to replace fuel injectors in sets. This ensures consistent fuel delivery and performance across all cylinders, as other injectors may be nearing the end of their service life.
Q3: How long do Honda Jazz fuel injectors typically last?
A3: The lifespan of fuel injectors can vary depending on driving conditions, fuel quality, and maintenance. However, they are designed to last for many thousands of miles. Regular servicing and using quality fuel can help prolong their life.
Q4: How do I know if my Honda Jazz needs new fuel injectors?
A4: Common symptoms include rough idling, misfires, reduced power, poor fuel economy, and the 'Check Engine' light. It's best to have a mechanic diagnose the issue to confirm it's the injectors.
Q5: Where can I find a mechanic to install new fuel injectors for my Honda Jazz?
A5: You can find qualified mechanics at official Honda dealerships or reputable independent garages that specialise in Japanese vehicles. Online reviews and recommendations can also help you find a trustworthy professional.
By understanding the correct part number, your purchasing options, and the potential symptoms of failure, you can effectively manage the maintenance of your Honda Jazz's fuel system and keep it running smoothly.
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