Trying to update head unit but receiving error code “TT02”.
Google claims:
The Honda Civic code TT02 indicates a communication error, often during Over-The-Air (OTA) infotainment system updates, pointing to issues with the vehicle's Telematics Control Unit (TCU) or CAN gateway, requiring a ...
Search found 2 matches
- Thu Dec 18, 2025 6:56 pm
- Forum: Civic 2016+ 1.5 Turbo Americas/Asia
- Topic: 2025 Civic SI compatibility?
- Replies: 5
- Views: 13823
- Sun Jan 19, 2025 1:38 am
- Forum: Civic 2016+ 1.5 Turbo Americas/Asia
- Topic: 2025 Civic SI compatibility?
- Replies: 5
- Views: 13823
Re: 2025 Civic SI compatibility?
Hello, following up to see if there is an ETA for MY25 support. I got excited because I saw the 1/11 software update but that did not include Si. Thank you.