![]() Your Caravan’s PCM is constantly adjusting the air/fuel ratio and timing to get optimal combustion. It may feel like the engine is about to die as the PCM (powertrain control module) struggles to maintain idle speed. That is to say there will be a sudden drop in idle speed. It’ll feel almost exactly the same as if it had a bad spark plug. With a fuel injector that is not properly atomizing fuel properly, your Caravan is going to have a difficult time idling. ![]() This occurs because the injectors are not providing a consistent flow of fuel, causing the engine to operate unevenly. When your Dodge Caravan has bad fuel injectors, you may notice a rough idle. In some cases, you may notice a bad fuel odor at idle or experience engine stalling.ĭetecting these symptoms early and addressing the issue can prevent further damage to your engine and keep your Caravan running smoothly. When a fuel injector isn’t functioning properly, it can cause problems such as misfiring cylinders, the check engine light, or even a vibrating engine. When they leak, they can really cause some issues The other way is if the injectors are leaking.When this happens, not enough fuel enters your Caravan’s combustion chamber. The first is for them to become clogged, dirty, or unresponsive.There are two main ways that your injectors can fail to do their job properly. ![]() There’s always more than one fuel injector, and even one going bad is enough to make a noticeable impact on the drivability of your van. That being said, bad fuel injectors are one of the more common issues that happen to any vehicle (Dodge Caravan included). Fuel injectors can go the life of a modern vehicle with little to no trouble at all.
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