BMW 5-Series G30: hidden diagnostic menu and engine temperature display

Hidden menu in #BMW 5-Series (G30) with direct data readout for oil and coolant temperatures, diagnostic tests of LEDs and LCD, fuel consumption correction factor #tweak, and more. This tutorial shows how to unlock the #hidden service menu, browse it, read data, perform tests, and exit it at the end.
ℹ️ This tutorial was made in BMW M5 F90.
0:00 BMW 5-Series G30 & M5 F90
0:15 Turn the ignition on
0:30 Enter hidden service menu
1:00 Check VIN
1:15 Calculate pin and unlock full menu
2:00 BMW full diagnostic hidden menu
2:20 Check oil and coolant temperatures
2:35 Estimated fuel consumption correction factor
3:05 Test all LED indicators and LCDs
3:30 Exit BMW hidden menu
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[@41istair]

For the G30, do you know how to enter the hidden iDrive menu to see the GPS readings?
There are a few videos showing how to do this on older E & F via the method for CIC or method for CCC but nobody showing the trick for G30?

[@EvilForces]

Can you reset error codes in this menu without OBD ?

[@mounir347]

We need more BMW content with obd11

[@mrfixpl]

I have it on my list.