Citroen C4 Grand Picasso Maintenance Guides - Common Citroen C4 Grand Picasso Repair Questions Answered

The spacious, practical and undeniably stylish Citroen C4 Grand Picasso is one of Citroen’s most dynamic vehicles.

To aid the many C4 drivers in our network, Who Can Fix My Car have created a guide for drivers which answers their most commonly asked question about their motor. 

Car Maintenance Guides>Citroen C4 Grand Picasso Maintenance Guide

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Citroen C4 Grand Picasso Tyre Pressure

What is the recommended tyre pressure of a Citroen C4 Grand Picasso?

The minimum recommended tyre pressure for the 2018 Citroen C4 Grand Picasso is 36psi, or 2.5 bar.

This value varies model to model as well as depending on model series year and country of manufacture.

Therefore, it is always best to refer to you owner’s manual for the exact recommended value.


What should I do once I see a tyre pressure warning?

The TPMS warning light illuminating on your dash can be the indication of many issues, but first check and amend all your tyres to the correct pressure levels.

If this was the issue, the light will go out once you commence driving again.

If the light remains on it is likely that you either have to reset the faulty sensor/light or you have a puncture in which case seek mechanical assistance.


How do I reset a Citroen C4 Grand Picasso tyre pressure light?

The tyre pressure (TPMS) light reset procedure varies within the Grand Picasso model dependent on series and manufacture year amongst other factors.

Consult your owner’s manual for the exact procedure.


For most 2014-2020 models:

Ensure pressure levels of all wheels is correct

Ignition at ‘ON’ but engine switched off

Go to ‘Driving Assistance’ menu

Select ‘Under-inflation initialisation’

Confirm this by selecting ‘Yes’

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Citroen C4 Grand Picasso Warning Lights

What do the warning lights mean on a Citroen C4 Grand Picasso?

The warning lights of your Grand Picasso illuminate to either alert you of an issue within your vehicle, or to signpost that a component is in operation.

The latter will shine in green or blue and are purely informational, such as telling you full-beam is on.

Red warning lights warn the driver of an urgent issue that needs immediate attention.

Amber or yellow warning lights signpost a component that requires inspection but is not an immediately dangerous situation.


What does a Citroen C4 Grand Picasso engine management warning light mean?

The engine management, or engine fault light has a symbol which is the outline of an engine and shines in yellow, indicating a medium to high urgency.

Its illumination tells you there is an issue with the auto-diagnosis system.

If it lights and stays illuminated, drive carefully and seek assistance to have the area looked at imminently.

If the light flashes, stop driving as soon as is safe and call for a mechanic. 

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Citroen C4 Grand Picasso Service Intervals

When are Citroen C4 Grand Picasso service intervals?

You should get your Citroen C4 Grand Picasso serviced annually (a full service) with a yearly oil and filter change too.

If you undertake an extremely high mileage, particularly city driving and lots of short journey’s, Citroen recommend an interim service

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Citroen C4 Grand Picasso Common Problems

Are automatic gearbox problems common with the Citroen C4 Grand Picasso?

The automatic gearbox in the C4 grand Picasso has suffered a number of complaints; stating it requires regular software updates and premature clutch replacements.

This problem is speak as you find sadly, so ensure you take a thorough test drive before purchasing one of these vehicles and as a current owner, keep a close eye on the component. 

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Citroen C4 Grand Picasso Oil

What the best oil to use for a Citroen C4 Grand Picasso?

Fully synthetic oil is most highly recommended for the Citroen C4 Grand Picasso, with diesel and petrol variants being recommended 10W-40 and 5W-30 also being suitable.


What is the oil capacity for a Citroen C4 Grand Picasso?

The oil capacity of your Citroen C4 Grand Picasso varies vehicle to vehicle due to model series and engine size.

Therefore you are always best to consult your owner’s manual. Usually, the capacity sits between 3 and 4 litres.


What to do if a Citroen C4 Grand Picasso leaks oil?

Discovering an oil leak in your Grand Picasso should prompt you to contact a leak specialist ASAP.

Sometimes locating the source of a leak can be a long process, not forgetting the subsequent repair process.

Thus, getting a professional to overview the process form the get-go eliminates a lot of stress and time. 

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