my car 2014 Citroen c3 mk2 ......can any body tell me what the attached image is what it does and its location please auto electrician told me mine is missing but then left into the unknown ?
what is this 2014 Citroen c3
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memine
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what is this 2014 Citroen c3
Last edited by mickthemaverick on 03 Jan 2026, 18:31, edited 1 time in total.
Reason: Image rotation corrected
Reason: Image rotation corrected
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PaulC5
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Re: what is this 2014 Citroen c3
Part 12 looks to be labelled HF antenna. No idea where it will be though.
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Richard_C
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Re: what is this 2014 Citroen c3
What it does question. It looks like the receiver aerial and unit for the remote central locking. Does your car have that as part of its specification, and if so does it work?
Richard_C
Current:C4 Max Hybrid, C3 1.2 Auto
Past Citroens: Dyane (x2), 2CV, Visa, BX (x2), Xantia, Xsara Picasso, C4 Picasso,C3 (x2) C5 X7 Tourer, Synergie 1.9TD, C1
Others: Hillman Hunter, Cortina Mk1, Maxi, VWT2, Granada, SAAB 900, SAAB 9-5, R5 Gordini
Current:C4 Max Hybrid, C3 1.2 Auto
Past Citroens: Dyane (x2), 2CV, Visa, BX (x2), Xantia, Xsara Picasso, C4 Picasso,C3 (x2) C5 X7 Tourer, Synergie 1.9TD, C1
Others: Hillman Hunter, Cortina Mk1, Maxi, VWT2, Granada, SAAB 900, SAAB 9-5, R5 Gordini
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wheeler
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Re: what is this 2014 Citroen c3
This unit will only be found on vehicles destined for outside Europe that use 315 MHz Remote frequency. You can see it says 315 MHz at the top of the screen.
If you are looking for the HF receiver its integrated into the Comms unit (the wiper & lighting stalk assembly).
In Europe we use almost exclusively 434 MHz remote with a few exceptions on Audi & BMW where you can sometimes fine 868 MHz remotes
If you are looking for the HF receiver its integrated into the Comms unit (the wiper & lighting stalk assembly).
In Europe we use almost exclusively 434 MHz remote with a few exceptions on Audi & BMW where you can sometimes fine 868 MHz remotes
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memine
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Re: what is this 2014 Citroen c3
cheers for thatPaulC5 wrote: 03 Jan 2026, 19:45 Part 12 looks to be labelled HF antenna. No idea where it will be though.
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memine
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Re: what is this 2014 Citroen c3
my car has remote locking but it dosnt work thanksRichard_C wrote: 03 Jan 2026, 20:25 What it does question. It looks like the receiver aerial and unit for the remote central locking. Does your car have that as part of its specification, and if so does it work?
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memine
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Re: what is this 2014 Citroen c3
thankyou for the info my remote locking dosnt work so auto electrician changed the comms unit but it still came up no comunictation with hf unit so he give me this picture then he disapeared ? so at least i wont buy one of these now but to be honest i couldnt find one anywaywheeler wrote: 04 Jan 2026, 13:04 This unit will only be found on vehicles destined for outside Europe that use 315 MHz Remote frequency. You can see it says 315 MHz at the top of the screen.
If you are looking for the HF receiver its integrated into the Comms unit (the wiper & lighting stalk assembly).
In Europe we use almost exclusively 434 MHz remote with a few exceptions on Audi & BMW where you can sometimes fine 868 MHz remotes
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wheeler
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Re: what is this 2014 Citroen c3
Yeah you will always get no comms with the HF unit...... unless you have a Japanese modelmemine wrote: 04 Jan 2026, 17:20 still came up no comunictation with hf unit so he give me this picture then he disapeared ?
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wheeler
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Re: what is this 2014 Citroen c3
Has the remote locking ever worked since you had the car?
You should be able to check live data to find out if the comms unit can 'see' the remote signal?
You should be able to check live data to find out if the comms unit can 'see' the remote signal?
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memine
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memine
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Re: what is this 2014 Citroen c3
live data dosnt see remote i got remote from amazon i got ask then the other one fsk both wont sync to car thats why i got auto electrician in well i thought he was auto electrician not seen him since , but cheers for the infowheeler wrote: 04 Jan 2026, 17:55 Has the remote locking ever worked since you had the car?
You should be able to check live data to find out if the comms unit can 'see' the remote signal?
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Paul-R
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Re: what is this 2014 Citroen c3
Where in the n/west (presumably the UK?) are you? There may be a forum member with diagnostic kit who might be able to help you.
See here:
https://frenchcarforum.co.uk/forum/view ... 22#p509922
https://www.google.com/maps/d/viewer?mi ... 99994&z=11
See here:
https://frenchcarforum.co.uk/forum/view ... 22#p509922
https://www.google.com/maps/d/viewer?mi ... 99994&z=11
As I get older I think a lot about the hereafter - I go into a room and then wonder what I'm here after.
Inside every old person is a young person wondering what the hell happened.
"Trying is the first step towards failure" ~ Homer J Simpson
Inside every old person is a young person wondering what the hell happened.
"Trying is the first step towards failure" ~ Homer J Simpson
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memine
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Re: what is this 2014 Citroen c3
thankyou for your inputPaul-R wrote: 04 Jan 2026, 19:21 Where in the n/west (presumably the UK?) are you? There may be a forum member with diagnostic kit who might be able to help you.
See here:
https://frenchcarforum.co.uk/forum/view ... 22#p509922
https://www.google.com/maps/d/viewer?mi ... 99994&z=11
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memine
- Posts: 31
- Joined: 16 Nov 2023, 12:45
Re: what is this 2014 Citroen c3
Hy nobody near me but i have digi box but i cant find anywere in digi box to do with remote locking i read the comms unit nothing much in there to be honest somebody said it should tell me type of key but it dosnt or i cant find it ? i never had a proper key so i dont know if i need ask or fsk and is it 433 mhz ? i have no ides which key to buy i guess mine is three button as i have an electronic boot opening so you see im at a loss ,cheersPaul-R wrote: 04 Jan 2026, 19:21 Where in the n/west (presumably the UK?) are you? There may be a forum member with diagnostic kit who might be able to help you.
See here:
https://frenchcarforum.co.uk/forum/view ... 22#p509922
https://www.google.com/maps/d/viewer?mi ... 99994&z=11
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Mihael_M
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Re: what is this 2014 Citroen c3
I think you started the question wrong. Because you have a central locking system with a remote key that doesn't work. It's a job for a key coding technician. He should have a diagbox but also another device for encoding keys. First of all, he should establish why the remote locking does not work. Since every car manufacturer has a different system, the technician should know it.If you were to buy a real remote control key now, it would have to be programmed to your system.