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In general, they're expected to last a pretty long time. Both Bosch and Delphi, two major manufacturers of automotive components, say their fuel injectors have a life expectancy of 1 billion cycles. Essentially, that means that the fuel injectors should last as long as the car does.
- Cherise Threewitt
Jan 15, 2016 · The fuel injectors on your car will typically last between 50,000 and 100,000 miles. The length of time that the injector lasts has a lot to do with the type of gas that is used in the car and how often the various fuel filters are changed. Using lower grade gas will usually lead to the fuel injectors becoming gummed up.
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Sep 1, 2023 · Fuel injectors don’t have a set replacement schedule like some other vehicle components. Typically, they should last between 80,000 and 100,000 miles. However, with proper maintenance and high-quality fuel, they can last much longer. It’s essential to pay attention to any signs of malfunction and address them promptly.
Jul 16, 2023 · Older vehicles with traditional port fuel injectors may require replacement every 50,000 to 100,000 miles. On the other hand, newer vehicles with direct fuel injection systems may not need replacement until they reach 150,000 to 200,000 miles. Another factor to consider is how well you maintain your vehicle.
- Preparing for Fuel Injector Replacement. Launching the task of fuel injector replacement begins with establishing a safe working environment. An engine that’s been running recently can be perilously hot, creating a burn risk for anyone who tries to work on it.
- Locating the Fuel Injectors on the Intake Manifold. Knowledge of your vehicle’s layout is fundamental to any DIY auto repair, and replacing fuel injectors is no different.
- Disconnecting the Old Fuel Injectors. To proceed with a fuel injector replacement, the next port of call is to disconnect the old fuel injectors from the fuel rail.
- Removing the Old Injectors from the Fuel Rail. Having successfully disconnected the fuel injectors, it’s time to remove them entirely from the fuel rail.
Step 2: Detach the Fuel Rail and Remove Injectors. Next, disconnect the fuel rail if required, or unfasten it and move it if that’s possible. Injectors have a seal that’s a snug fit into the fuel rail, so they may come out with the rail, or the fuel rail may need to be wiggled free from the injectors. Gently wiggle and pull the affected ...
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Fuel injectors are one of the most important parts of a car’s engine, and they need to be replaced from time to time. Most carmakers recommend replacing them every 30,000 to 50,000 miles. However, some fuel injectors can last much longer than that. It all depends on the quality of the part and how well it is maintained.
