Mazda CX-5 Service & Repair Manual: Center Roof Antenna
Purpose, Function
-
Converts radio broadcast waves to electric signals and sends the signals to the audio unit.
Construction
-
A center roof antenna has been adopted which does not require retraction or removal before going through an automatic car wash machine.
-
The center antenna has an integrated antenna amplifier which amplifies the electric signal.
Operation
-
When the ignition is switched to ACC or ON (engine off or on), power is supplied from the audio unit to the antenna amplifier inside the center roof antenna.
-
The center roof antenna converts the received radio waves of a radio broadcast to an electric signal.
-
The center roof antenna amplifies the converted electric signal using the antenna amplifier and sends the signal to the audio unit.
Fail-safe
-
Function not equipped.
Auxiliary Jack/Usb Port Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the upper console..
3. While pressing the auxiliary jack/USB port. tabs in the direction of the arrows
(1) shown in the figure, press the aux ...
Center Roof Antenna Inspection
NOTE:
The center roof antenna is integrated with the antenna amplifier.
Antenna amplifier inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Fro ...
Other materials:
PCM Removal/Installation
CAUTION:
There are two types of PCM settings. If the incorrect PCM is installed, it
could cause interference with engine control.
When replacing the PCM, verify the first four digits of the part number indicated
on the PCM label before replacement, and replace the PCM with one ...
Generator Control [Skyactiv G 2.0]
Outline
Idling stability has been improved by optimum control of generator voltage
according to engine operation and electrical load conditions.
The PCM determines the engine operation and electrical load conditions based
on the input signals from each control part and controls ...
Air Fuel Ratio (A/F) Sensor Heater Control [Skyactiv G 2.0]
Outline
Based on the control of the A/F sensor heater, a stabilized oxygen concentration
is detected even at low exhaust temperatures, and feedback control of fuel injection
even at cold engine start is made possible for improved cold temperature exhaust
emission performance.
...
