CITROEN C4 Handbook page 17

Fixed, accompanied by the message
"Parking brake fault".
Automatic release of the electric parking brake is
unavailable.
Carry out (2).
Service warning lamp fixed and
service spanner flashing then
fixed.
The servicing interval has been exceeded.
The vehicle must be serviced as soon as
possible.
Only with BlueHDi Diesel engines.
Braking
Fixed.
A minor fault with the braking system has
been detected.
Drive carefully.
Carry out (3).
Malfunction (with electric parking brake)
Fixed, accompanied by the
message "Parking brake fault".
The vehicle cannot be immobilised with the
engine running.
If manual application and release commands are
not working, the electric parking brake control is
faulty.
The automatic functions must be used at all
times and are automatically reactivated in the
event of a fault with the control.
Carry out (2).
Fixed, accompanied by the
message "Parking brake
fault".
The electric parking brake is faulty: manual and
automatic functions may not be working.
When stationary, to immobilise the vehicle:
► Pull the electric parking brake control and
hold it for approximately 7 to 15 seconds, until
the indicator lamp lights up on the instrument
panel.
If this procedure does not work, secure the
vehicle:
► Park on a level surface.
► With a manual gearbox, engage a gear.
► With an automatic gearbox or drive selector,
select P, then place the supplied chock against
one of the wheels.
Then carry out (2).
Automatic functions deactivated (electric
parking brake)
Fixed.
The "automatic application" (on switching
off the engine) and "automatic release" (on
acceleration) functions are deactivated.
If automatic application/release is no longer
possible:
► Start the engine.
► Use the control to apply the electric parking
brake.
► Take your foot fully off the brake pedal.
► Hold the control pressed in the release
direction for between 10 and 15 seconds.
► Release the control.
Dashboard instruments
► Depress and hold the brake pedal.
► Pull the control in the application direction for
2 seconds.
► Release the control and the brake pedal.
Anti-lock braking system (ABS)
Fixed.
The anti-lock braking system has a fault.
The vehicle retains conventional braking.
Drive carefully at moderate speed, then carry
out (3).
Power steering
Fixed.
The power steering has a fault.
Drive carefully at moderate speed, then carry
out (3).
Engine self-diagnostic system (Petrol or
Diesel)
Flashing.
The engine management system has a
fault.
There is a risk that the catalytic converter will be
destroyed.
You must carry out (2).
Fixed.
The emissions control system has a fault.
The warning lamp should go off when the engine
is started.
Carry out (3) without delay.
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