2009.5 Citroen DS3 brake fluid

31Instruments and controls
Braking
fixed. The braking system fluid level has
dropped significantly.
Top up with brake fluid recommended by CITROËN.
If the problem persists, have the system checked by a CITROËN dealer.
+ fixed, associated with the ABS warning lamp. The electronic brake force distribution (EBFD) system has a fault. Have it checked by a CITROËN dealer.
Warning lampis onCauseAction/Obser vations
Anti-lock Braking System (ABS) fixed. The anti-lock braking system has a fault. The vehicle retains conventional braking. Drive carefully at reduced speed and contact a CITROËN dealer without delay.
Dynamic stability control (ESP/ASR)
flashing. The ESP/ASR regulation is active. The system optimises traction and improves the directional stability of the vehicle.
fixed. Unless it has been deactivated with the indicator lamp on the button on, the ESP/ASR system is faulty.
Have it checked by a CITROËN dealer.

167Checks
* According to engine.
Petrol engines
1. Screenwash reser voir. 2. Coolant header tank. 3. Air filter * .
4. Brake fluid reser voir. 5. Battery. 6. Fusebox. 7. Engine oil dipstick. 8. Engine oil filler cap.

* According to engine.
Diesel engines
1. Screenwash reser voir. 2. Coolant header tank. 3. Air filter * .
4. Brake fluid reser voir. 5. Battery. 6. Fusebox. 7. Engine oil dipstick. 8. Engine oil filler cap. 9. Priming pump * .

169Checks
Checking levels
Check all of these levels regularly and top them up if necessary, unless other wise indicated. If a level drops significantly, have the corresponding system checked by a CITROËN dealer.
Oil level
Engine oil change
Refer to the Maintenance and Warranty Guide for details of the inter val for this operation.
In order to maintain the reliability of the engine and emission control system, the use of additives in the engine oil is prohibited.
Oil grade
The oil must be suitable for your engine and conform to the manufacturer's recommendations.
Brake fluid level
Changing the fl uid
Refer to the Maintenance and Warranty Guide for details of the inter val for this operation.
Fluid specifi cation
The brake fluid must conform to the manufacturer's recommendations and meet the DOT4 standard.
The brake fluid level should be close to the "MA X" mark. If it is not, check the brake pad wear.
The reading will only be correct if the vehicle is on level ground and the engine has been off for more than 15 minutes. The check is carried out either when the ignition is switched on using the oil level indicator on the instrument panel, or using the dipstick.

173Checks
Manual gearbox
Automatic gearbox
Brake pads
Brake wear depends on the style of driving, par ticularly in the case of vehicles used in town, over shor t distances. It may be necessary to have the condition of the brakes checked, even between vehicle ser vices. Unless there is a leak in the circuit, a drop in the brake fluid level indicates that the brake pads are worn.
The gearbox does not require any maintenance (no oil change). Refer to the Warranty and Maintenance Record for the details of the level checking inter val for this component.
Brake disc wear
Parking brake
If a loss of effectiveness of this system is noticed, the parking brake must be checked, even between two ser vices. This system must be checked by a CITROËN dealer.
Only use products recommended by CITROËN or products of equivalent
quality and specifications. In order to optimise the operation of units as impor tant as the braking
system, CITROËN selects and offers very specific products. To avoid damaging the electrical units, the use of a high pressure washer
in the engine compar tment is strictly prohibited .
The gearbox does not require any maintenance (no oil change).
Refer to the Maintenance and Warranty Guide for details of the level checking inter val for this component.
For information relating to checking the brake disc wear, contact a
CITROËN dealer.