It’s very rarely a good indicator that the engine in your Alfa Romeo 159 is behaving unusually. This is because the engine is the fundamental component of your car and any symptom of abnormal functioning must be detected instantly and you must seek out the trigger of the failure. If it happens that your Alfa Romeo 159 is hesitating during acceleration, we have made this guide to help you find the trigger of your failure. We will now check out all the possible causes your Alfa Romeo 159 having hesitation in acceleration.

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Alfa Romeo 159 WHICH hesitates while accelerating BECAUSE OF THE IGNITION:

So let’s commence our summarize of the causes that can generate hesitation during Alfa Romeo 159 acceleration. One of the most basic causes is that your ignition breaks down. We talk about ignition, but we can also extend to the breakdown to the ECU which by itself can send bad information that will disturb your ignition. It’s likely that your Alfa Romeo 159 a has gone limp mode, don’t think twice to browse this guide for more information. To be able to check that one of these malfunctions is not the trigger of your Alfa Romeo 159 having acceleration complications, you will have to “suitcase” your car. Also, you can take a look at the condition of your ignition coils, if you have more than one and one is defective it may be the explanation for the couplings, acceleration holes that you perceive, if you only have one most of the time your Alfa Romeo 159 should not start.

Hesitation during Alfa Romeo 159 acceleration DUE TO THE INJECTORS:

Now let’s focus on the injector-related mishaps of your Alfa Romeo 159’s fuel injectors. If you find out this feeling that your car is grazing, it is quite possible that due to poor fuel quality one or more of your injectors have become blocked or obstructed, leading to a bad air/fuel mixture to be sent to the engine block and as a result automatically disrupt its normal functions, do not forget to check your injectors. If during the test you discover that one of your injectors is leaking on your Alfa Romeo 159, please examine our small document to get rid of this malfunction.

Hesitation during Alfa Romeo 159 acceleration DUE TO THE ACCELERATOR CABLE:

Another possible explanation why you feel hesitation during Alfa Romeo 159 acceleration, whether you are driving, stationary, hot, cold or accelerating, is that your throttle cable is badly worn. If your accelerator cable is in a bad condition of wear, it will not slide correctly in its sheath and will snap, check the level of wear of your accelerator cable.

Alfa Romeo 159 that hesitates when accelerating BECAUSE OF THE FUEL FILTER:

As far as the fuel filter is associated, we’re handling the same form of problem as clogged injectors. If your Alfa Romeo 159 is clutching and you feel like it is grazing or you have holes when accelerating, your fuel filter may be stuck. The consequence would be that your entire intake system would be running at idle and therefore your engine would lack fuel supply to go normally. Don’t forget to check it and change it if necessary. If you ever get the feeling that your Alfa Romeo 159 is going up in laps by itself, browse our tutorial it should help you to discern the cause.

Hesitation during Alfa Romeo 159 acceleration DUE TO THE PARTICULATE FILTER:

The last reason for an hesitating Alfa Romeo 159 during acceleration. Modern cars are built with more and more options to limit emissions, the particulate filter is part of this package. Nevertheless, based on how you use it, it can become clogged and dirty. Especially if you drive short distances and don’t push your engine hard very often. If this is the case, it is possible that your ACP could become clogged and your Alfa Romeo 159 could give you acceleration problems. Have it checked out.

Hesitation during Alfa Romeo 159 acceleration BECAUSE OF A PUNCTURED HOSE:

In conclusion, the last problem, and surely the least frustrating for you, it is likely that one of your fuel or air intake hoses is punctured or cracked and that it causes a lack of air or fuel which will result in an Alfa Romeo 159 that gives acceleration troubles, check under your hood, engine on, the level of wear of your hoses, be careful not to burn yourself. If this happens to you, your Alfa Romeo 159 may not be able to idle, in which case check out our little page to deal with the malfunction in depth.

To get more tips on the Alfa Romeo 159, take a look at the Alfa Romeo 159 category.