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the driver seat door is opened after the engine is turned off. Some car
models will only trigger the ACC power off signal after the engine has
been turned off for a certain period of time. For such cars, observe for
some time after the ACC power is turn off to check if the main device
powers off or enters sleep mode.
4. After the main device powers off or enters sleep mode, restart the
engine and check if the main device automatically turns on.
Dash cams:
1. Connect the Type-C connector of the hardwire kit to the power outlet
of the main device (DC/IN). Start the engine and wait for the main
device to turn on.
If the main device fails to power on, turn it on manually. If the
message "Connect to an external power source" is shown, check the
power cable of the hardwire kit to see if it is correctly connected to the
regular electric fuse.
Step 5. Test the connection and ACC signal
Smart rearview mirrors and other smart in-car devices:
1. Connect the Type-C connector of the hardwire kit to the power outlet
of the main device (DC/IN). Start the engine and wait for the main
device to turn on.
If the main device fails to power on, turn it on manually. If the
message "Connect to an external power source" is shown, check the
power cable of the hardwire kit to see if it is correctly connected to the
regular electric fuse.
2. After the main device is turned on, go to Settings > Power on/off
settings and select ACC detection mode. Restart the main device for
the new settings to take effect.
3. After the main device has restarted, turn off the engine and remove
the key. Check if the main device powers off or enters sleep mode.
For some cars, the ACC power off signal will only be triggered when
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