Can a Fuel Filter Stop a Car From Starting
Symptoms of a Bad or Declining Fuel Filter (Auxiliary)
Most all vehicles equipped with gasoline engines are equipped with fuel filters that are meant to filter out whatsoever clay or droppings that could contaminate the fuel system or impairment the components, and possibly even the engine. Some vehicles will come up equipped with a second fuel filter, known as the auxiliary fuel filter, that serves as an additional filter to further protect the fuel organization components and engine. When the filter becomes excessively dirty or clogged, it can cause issues engine operation issues. As the auxiliary fuel filter functions in the same manner as the chief fuel filter, the symptoms associated with it when information technology fails are similar to that of a regular fuel filter. Usually a bad or failing fuel filter will produce a few symptoms that can alert the driver of a trouble.
one. Motorcar is difficult to start
One of the start symptoms of a trouble with the auxiliary fuel filter is difficult starting. If the filter becomes excessively dirty or clogged it may restrict fuel pressure or flow, which may cause the vehicle to experience difficulty starting. The problem may especially noticeable at cold starts, or later the vehicle has been allowed to sit down for a while.
ii. Engine misfires or decrease in power, dispatch, and fuel efficiency
Engine performance problems are another symptom of a problem with the auxiliary fuel filter. If the fuel filter becomes excessively muddy to the point of seriously restricting the flow of fuel, it may cause the vehicle to experience drivability problems such as misfires, a decrease in power and acceleration, poor fuel economic system, and even stalling. The symptoms will commonly proceed to get worse until the vehicle tin no longer run, or start.
3. Bank check Engine Light comes on
An illuminated Check Engine Low-cal is another possible symptom of a faulty auxiliary fuel filter. Some vehicles come up equipped with fuel force per unit area sensors that monitor the pressure and menses of the fuel arrangement. If the fuel filter becomes excessively dirty and restricts the flow of fuel, and it is detected past the sensor, the estimator will ready off the Check Engine Low-cal to alert the driver of a potential upshot. The Check Engine Light can also be set off past a wide variety of other issues, so having the computer scanned for trouble codes is highly recommended.
While they are non found on all vehicles, auxiliary fuel filters are another important routine maintenance component that should be changed at the recommended intervals in club to keep the engine running in proper order. If y'all suspect that your auxiliary fuel filter may be having an issue, take the vehicle inspected by a professional technician, such equally one from YourMechanic, to determine if the filter should exist replaced.
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Source: https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-fuel-filter-auxiliary
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