* Wiring of new touch screen monitor
* Incorrect wiring of the flip down monitor
* Touch screen monitor is in an "always-on" state
Inspection:
* Inspect wiring job of new touch screen monitor
* Use a multimeter to check for voltage drops or high resistance in wiring
* Check fuse box to see if any fuses have blown
* Disconnect touch screen monitor and see if battery drain continues
Troubleshooting
* Ensure that the touch screen monitor is properly grounded.
* If battery drain continues after disconnecting touch screen monitor, the issue may be elsewhere in the vehicle's electrical system. It is recommended to consult a qualified automotive electrician for further assistance.