Fuel injectors deliver the proper amount of fuel for efficient combustion.
Fuel injectors in BMW X5 spray fuel into the engine through the ECV.
Its atomizing nozzle distributes the diesel for optimum combustion.
Here are the symptoms attached with failed fuel injector in BMW X5.
Misfired engine
Fuel leakage
Stalling engine
Reduce fuel mileage
Rough engine idling
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If you are currently living in Oldwick, then consult with a mechanic to fix it.