Citroën C4 radio code
The C4 Mk1 has an RD4 radio with BP serial number. C4 Mk2 with NAC or SMEG has no separate code.
Instant delivery Money-back guarantee C4 Mk1 (2004-2010), C4 Mk2 (2010-2018)
Find serial number
Use PSA release keys for the BP serial number (RD4 variant only).
1
Check whether you have an RD4 radio or NAC/SMEG touchscreen
2
With RD4: use PSA release keys
3
Note the BP serial number
4
Enter the serial number when placing your order
C4 Mk2 with NAC/SMEG has NO separate radio code
Citroën C4 generations
C4 Mk1 (2004-2010), C4 Mk2 (2010-2018)
Official code
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