Safety

Citroen C4 / Citroen C4 Owner's Manual / Safety

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Anti-theft protection
Electronic engine immobiliser The key contains an electronic chip which has a special code. When the ignition is switched on, this code must be recognised in order for starting to be possible. T ...

Operating fault
If this warning lamp comes on, accompanied by an audible signal and a message on the multifunction screen, this indicates a malfunction of these systems. Have the systems checked by a CITRO&Eu ...

Options
Once the "Options" menu has been selected, you can start diagnostics of the status of the equipment (active, not active, faulty). ...