What can be a result of high fuel pressure in the injection system?

High fuel pressure in the injection system can lead to potential damage to the injectors. When fuel pressure exceeds the designed specifications for an engine’s injector system, it can cause various issues including excessive wear, leaks, and even failure of the injectors. High pressure can force fuel through the injector at rates that exceed normal operating conditions, which may result in physical damage to the injector components over time.

Additionally, injectors are designed to function within a specific pressure range, and sustained high pressure can compromise their integrity and performance. This can lead to poor atomization of the fuel, unbalanced fuel delivery, or other malfunctions that can detrimentally affect engine performance. Understanding the implications of high fuel pressure on injectors helps ensure proper maintenance and monitoring of an engine's fuel system.