12 V battery

Citroën C5 / Citroen C5 Owner's Manual / Maintenance / 12 V battery

All engines except V6 HDi

Starting the engine after disconnecting and reconnecting the battery

1. Turn the ignition key.

2. Wait approximately 1 minute before operating the starter in order to allow the electronic systems to re-initialise.

After the battery has been disconnected for a lengthy period of time, it may be necessary to re-initialise the following functions:

The anti-pinch on the windows.

The parameters of the multifunction display (date, time, language etc).

The Radio stations.

The NaviDrive. See NaviDrive instructions.

Starting the engine with an assisting battery (except V6 HDi engine)

If the battery is discharged, it is possible to use either a separate emergency battery or a battery on another vehicle.

A. Discharged battery (Under the bonnet).

B. Assisting battery.

Check that the assisting battery has sufficient voltage (12 V).

If you use the battery on another vehicle, stop the engine on the latter. The two vehicles must not come into direct contact with each other.

Connect the cables according to the order indicated in the diagram.

Check that the leads are well secured (risk of sparks).

Start the engine of the assisting vehicle. Let the engine run for around 1 minute at a slightly accelerated idle.

Operate the starter on the vehicle being assisted.

It is essential to follow the indicated sequence correctly.

Advice

Advice

Do not touch the leads during the operation.

Do not touch the leads during the operation.

Do not lean over the batteries.

Disconnect the cables in reverse order, making sure they do not touch together.

For any battery replacement, contact a CITROËN dealer

V6 HDi engine

Battery location and access

Battery location and access

The battery is located in the boot under the left hand wing trim. To access the battery, open the flap.

Important

In the event of a battery failure, and if the boot is closed, it is then necessary to feed an electrical supply to your vehicle.

Starting the engine with an assisting battery

Starting the engine with an assisting battery

If the battery is discharged, it is possible to use either a separate emergency battery or a battery on another vehicle.

If you use the battery on another vehicle, stop the engine on the latter. The two vehicles must not come into direct contact with each other.

Check that the assisting battery has sufficient voltage (12 V).

Lift up the pegs to remove the front left-hand headlamp cover.

Connect the cables according to the order indicated in the diagram.

A Pole + of the broken down vehicle (Under the red cover).

B Assisting battery.

C Pole of the broken down vehicle (Under the bonnet).

Check that the leads are well secured (risk of sparks).

Start the engine of the assisting vehicle. Let the engine run for around 1 minute at a slightly accelerated idle.

Operate the starter on the vehicle being assisted.

It is essential to follow the indicated sequence correctly.

Advice

Do not touch the leads during the operation.

Do not touch the leads during the operation.

Do not lean over the batteries.

Disconnect the cables in reverse order, making sure they do not touch together.

Never approach with a flame or create sparks in the vicinity of the battery (explosive gas).
The battery contains dilute sulphuric acid which is highly corrosive.
When handling batteries, always protect your face and especially your eyes.
In the event of any contact with the skin, rinse immediately with copious amounts of fresh water.
For any battery replacement, contact a CITROËN dealer.

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