iPhone panic 0x1800: Charging Port Flex + Proximity Flex (0x1800)
Panic codes: 0x1800
How to fix it
Two parts are reported: the Charging Port Flex and the Proximity Flex.
1. Test each flex with a known-good part, one by one.
2. Diode-mode the FPC connectors to find any fault.
By Hasan Patel, iPhone Fixer. Check your own panic