October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
DTC B1252-01: USB Port - General electrical failure: Action
- Refer to the appropriate system wiring diagrams and check the USB data circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Check the USB device
- Using JLR approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new SIM card reader module as required