Apparently you need to know that the only USB port on which it will detect a flash drive with the new firmware is the USB-C port. It does nothing on the USB-A port. Just as how it will only do CarPlay on the USB-C port it can only install firmware updates via USB-C. After sitting in the car waiting for the update to complete I noticed that Touch screen cutting out. Can anyone help. I have a 2016 Cactus and in the last few days the touch screen has been cutting out. Only done a few short trips since it started but It's cut off after only a few minute of driving. I tried to add a video but It won't let me do that so I've added a picture. Touch Screen Replacement. Hey guys. I have a 2018 C4 Cactus. During the recent heatwave, the touchscreen suddenly stopped working but the buttons below still work (car lock, front and rear windscreen blowers). I have checked fuses and had a diagnostic check done - nothing noticeable. The touch screen of your Citroen C-crosser switches on and off for no explanation: In this situation it is highly likely that you are the victim of a short circuit. Check the state of your fuses and connectors, if you can’t find anything, take your car to a car electrician who can fix the problem. If perhaps you have any further questions The touch screen of my Citroen C4 Cactus turns on and off for no reason: In such a case you are certainly a victim of a short circuit. How to fix touch screen Citroen C4 Cactus After discovering why the touch screen of your Citroen C4 Cactus is no longer functioning , we will try to give you the solutions to each of the problems you may encounter. CITROEN CACTUS FORUM AREA. Main C4 Cactus chat firmware update for touch screen. 210245 Views 274 firmware update for touch screen. 1 Download covering South East Europe. Map data collected as of Q4 2021. IMPORTANT:To identify the software version of the navigation system, follow this procedure: • Press and hold (for 5 seconds) the 'SRC' key on the left touch screen.•. Select: System version.View the version of the displayed software and use the compatible update Joined Jan 2, 2017. 17 Posts. #25 · May 24, 2018. Update: Customer Services have told me that this firmware update will be funded by Citroen this time, which is good. This doesn't address the main issue though, which is that Citroen seems to believe that software is not part of the car "proper". .

citroen c4 cactus touch screen problems