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Practical information -> Changing to free-wheeling for Your Citroen C4 SUV Third Generation (2020-2025)

Practical information  
The system only registers AdBlue®  
intermediate top-ups of 5 litres or more.  
Within 5 seconds:  
With a manual gearbox and  
electric parking brake  
7
► Depress and hold the brake pedal, then  
observe this order: switch off the engine and  
move the push selector forwards or backwards.  
► Release the brake pedal, then switch on the  
ignition.  
► Place your foot on the brake and press the  
electric parking brake control to release it.  
► Release the brake pedal, then switch off the  
ignition.  
If the AdBlue® tank is completely empty  
– which is confirmed by the message  
Top up AdBlue: Starting impossible” – it is  
essential to add at least 10 litres.  
Top-up detection may not be instantaneous  
after addition. It may take a few minutes of  
driving before the top-up detection is effective.  
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To release them  
► With the engine running and while depressing  
the brake pedal, move the gear selector to the  
neutral position.  
► While depressing the brake pedal, switch off  
the engine.  
► Release the brake pedal, then switch on the  
ignition.  
► While depressing the brake pedal, press the  
control to release the parking brake.  
► Release the brake pedal, then switch off the  
ignition.  
A message is displayed on the  
instrument panel to confirm the unlocking  
of the wheels for 15 minutes.  
Changing to free-wheeling  
In certain situations, it is necessary to put the  
vehicle into free-wheeling mode (e.g. towing, on  
a rolling road, automatic car wash (Wash mode),  
rail or sea transport).  
After 15 minutes or reverting to normal  
operation  
► While depressing the brake pedal, restart the  
engine and select mode P.  
The procedure varies according to the type of  
gearbox and parking brake.  
Reverting to normal operation  
► While depressing the brake pedal, restart the  
engine and apply the parking brake.  
Advice on care and  
maintenance  
Never leave the vehicle unattended with  
the vehicle into free-wheeling mode.  
With EAT8 automatic  
gearbox or drive selector  
and electric parking brake  
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Keyless Entry and Start  
General recommendations  
Observe the following recommendations to avoid  
damaging the vehicle.  
You must not depress the brake pedal  
while switching the ignition on again, then  
switching it off. If you do, the engine will start,  
requiring you to restart the procedure.  
Release procedure  
► With the vehicle stationary and the engine  
running, depress the brake pedal and select  
mode N.  
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