You are thinking of the tides. However, they are not caused by the Moon alone, but by the combined pulls of the Sun and Moon.
There is also a 10amp fuse in the back of the radio itself .undo two screws under radio fascia pullof fascia then undo four screws holding stereo in .my fuse had blown soon as replaced radio and heater worked
The MAF sensor is on the side of the air filter housing before the tube that goes to the engine. It sometimes sends a signal to the computer that it is bad ; If you pullof the top of the air filter housing you can sometime blow into the honey comb to reset the trouble light. or replacement is like $300.