Distinguishing irregular engine behaviour on his car is not a good sign. In reality, the engine motor is the main part of your car and any sign of a breakdown must be spotted straightaway and you must try to find the reason of this trouble. If you are ever in the situation where your Citroen Grand C4 Picasso no longer accelerates, whether uphill or downhill, we have writen this file to help you discover the cause of your failure. To accomplish this, we will inspect a large amount of the reasons that may justify your Citroen Grand C4 Picasso not accelerating properly.

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My Citroen Grand C4 Picasso no longer accelerates properly because of ignition:

Let’s start our recap of the motives that can induce your Citroen Grand C4 Picasso to stop accelerating properly. One of the most general motives is that your ignition breaks down. We talk about ignition, but we can also extend to the fail to function properly to the ECU which itself can send bad data that will disturb your ignition. It can happen that your Citroen Grand C4 Picasso has been put in safety, do not be reluctant to read this content for more details. To verify that one of these concerns is not the reason why your car no longer accelerates, you will need to run your Citroen Grand C4 Picasso through the diagnostic tool. Furthermore, you can verify the condition of your ignition coils, if you have several of them and one is defective it can clarify the acceleration holes you feel, if you simply have one in normal conditions your Citroen Grand C4 Picasso should not start.

My Citroen Grand C4 Picasso no longer accelerates smoothly because of the injectors:

Let’s give attention to the problems with the injectors in your Citroen Grand C4 Picasso. If you have the feeling that your vehicle is sputtering, that it undergoes a loss of power, it is reasonably likely that because of a bad fuel quality one or more of your injectors have obstructed or clogged, which leads to a bad air/fuel mixture sent to the engine and which will therefore consequentially disrupt its normal operation, do remember to verify the condition of your injectors. If during the check you find that one of your injectors is leaking on your Citroen Grand C4 Picasso, do not be reluctant to consult our small content to cure this failure.

My Citroen Grand C4 Picasso no longer accelerate as before because of the accelerator cable:

Another possible reason for the fact that your vehicle no longer accelerates, whether you are driving, stationary, hot, cold or accelerating, is a distinct wear of your accelerator cable. If the accelerator cable is getting old and tear, it will not move correctly in its sheath and will produce a loss of power, check the level of wear.

My Citroen Grand C4 Picasso no longer accelerate because of the clutch:

One of the typical motives of a Citroen Grand C4 Picasso not accelerating when hitting the gas pedal, or not moving forward, is that your clutch disc is dead. The truth is, the action of the clutch is to transmit the energy from the engine to the gearbox which will then transmit it to the wheels. If this disc is “smooth”, you will no longer be able to transmit this power to the wheels and you will discover that your Citroen Grand C4 Picasso no longer accelerates, or at least, the engine may rev up, but the speed of your vehicle will have difficulty raising. Browse through our content on the clutch that slips on Citroen Grand C4 Picasso, to evaluate yours and check that it is not the trigger of your failure.

I do feel a loss of power when I accelerate with my Citroen Grand C4 Picasso because of the fuel filter:

As much as the fuel filter is concerned, we are struggling with the same type of issue as blocked injectors. If your Citroen Grand C4 Picasso no longer accelerates and you have the impression that it is sputtering or that you have drops when accelerating, it is realistic that your fuel filter is blocked. The effect would be that your complete intake system is idling and therefore your engine motor lacks the fuel supply to run properly. Don’t be reluctant to verify it and swap it if appropriate. In case you have the impression that your motor vehicle goes up in laps by itself, read through this content it should help you to discover the cause.

My Citroen Grand C4 Picasso does not accelerate any more because of the particulates filter:

The last explanation for a car not accelerating, comes from your exhaust system. Today’s cars are equipped with more and more functions to limit pollution emissions, the particulate filter is part of this package. Nevertheless, depending on your use, it is possible that it can become clogged and blocked. Specifically if you make short journeys and can mount your car in the RPM. In such a case it is possible that your particle filter gets clogged and that your Citroen Grand C4 Picasso does not accelerate anymore. Get it checked out.

My Citroen Grand C4 Picasso does no longer accelerate because of a punctured hose:

To conclude, last explanation, and undoubtedly the least annoying for you, it is possible that one of your fuel or air intake hoses is punctured or cracked and that it motives a lack of air or fuel which will lead to a car which does not accelerate any more, verify below your bonnet, engine running, the level of wear of your hoses, be careful not to burn yourself. If ever you are in this situation, it is possible that your Citroen Grand C4 Picasso does not hold idle, in this case consult our content to deal with in depth the dysfunction.

If you need more tutorials on the Citroen Grand C4 Picasso, go to our Citroen Grand C4 Picasso category.