My accessories are not receiving power
- Verify that the Garmin PowerSwitch™ device is receiving power from the vehicle battery.
- Verify that your vehicle's battery is supplying at least 12 V of power.
The Garmin PowerSwitch device turns off all outputs automatically to preserve your vehicle's battery if it is receiving less than 11 V of power. Outputs turn back on when the device detects more than 12 V of power.
- Verify that all electrical connections are secure and will not come loose while operating the vehicle.
- Verify that each connected accessory draws less than 30 A.
If an accessory draws more than 30 A, the device turns off that output automatically.
- Verify that the total system load is less than 100 A.
If the device detects a system load of more than 100 A, it turns off all outputs automatically.
- Inspect all electrical connections for an electrical short circuit.