Kia Niro: How vehicle radio works / FM reception
AM and FM radio signals are broadcast from transmitter towers located around your city. They are intercepted by the radio antenna on your vehicle. This signal is then received by the radio and sent to your vehicle speakers.
When a strong radio signal has reached your vehicle, the precise engineering of your audio system ensures the best possible quality reproduction. However, in some cases the signal coming to your vehicle may not be strong and clear.
This can be due to factors, such as the distance from the radio station, closeness of other strong radio stations or the presence of buildings, bridges or other large obstructions in the area.
AM (MW, LW) reception
AM broadcasts can be received at greater distances than FM broadcasts. This is
because AM radio waves are transmitted at low frequencies. These long, low frequency
radio waves can follow the cur ...
Other information:
Kia Niro 2017 (DE HEV) Service Manual: A/C Pressure Transducer Repair procedures
Inspection
1.
Measure the pressure of high pressure line by measuring voltage output
between terminals "1" and “2”.
2.
Check if the voltage is within specification.
Voltage = 0.00878835 * Pressure + ...
Kia Niro 2017 (DE HEV) Service Manual: Mass Air Flow Sensor (MAFS) Description and operation
Description
MAFS uses a sensing element made of a hot-film to measure the mass of intake
air entering the engine and to send the signal to the ECM.
A large amount of intake air represents acceleration or high load conditions
while a small amount of intake air represents decelerati ...
