Mazda CX-5 Service & Repair Manual: 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. Front scuff plate.
b. Rear scuff plate.
c. B-pillar lower trim.
d. Front seat belt adjusting cover.
e. Front seat belt upper anchor installation bolt.
f. B-pillar upper trim.
g. Trunk board.
h. Trunk end trim.
i. Trunk side trim.
j. D-pillar trim.
k. C-pillar trim.
3. Remove the rear passenger's assist handle..
4. Partially peel back the headliner.
NOTE:
-
Be careful not to peel back the headliner excessively. Otherwise it could create a fold-seam in the headliner.
5. Connect the negative battery cable..
6. Switch the ignition ON (engine off).
7. Turn the audio unit power on.
8. Tune in the radio.
9. Verify that the battery voltage is supplied to antenna amplifier terminal A.
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If the battery voltage cannot be verified, inspect the audio unit and antenna feeder.
-
If the battery voltage can be verified, go to the feeder line inspection.
Feeder line inspection
1. Disconnect the negative battery cable..
2. Remove the center roof antenna.
3. Verify that there is no continuity between center roof antenna sections A and B and E (with AM/FM/SIRIUS type only)
AM/FM type
AM/FM/SIRIUS type
-
If there is continuity, replace the center roof antenna.
4. Install the center roof antenna.
5. Verify that the continuity between the center roof antenna terminals is as indicated in the table.
AM/FM type
AM/FM/SIRIUS type
-
If the continuity is not as indicated in the table, verify the installation condition of the center roof antenna installation nut.
AM/FM type
AM/FM/SIRIUS type
-
If the installation condition of the center roof antenna installation nut is normal, replace the center roof antenna.
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 ...
Center Roof Antenna Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front scuff plate.
b. Rear scuff plate.
c. B-pillar lower trim.
d. Front seat belt adjusting cover.
e. Front se ...
Other materials:
Timing Chain Removal/Installation
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
CAUTION:
If the camshaft is rotated with the timing chain removed and the piston at
the top dead center position, the valve may contact the piston and the engine ...
High Pressure Fuel Pump Inspection
NOTE:
The following vacuum values are indicated by relative pressure from the fuel
pressure sensor.
1. Verify that the fuel pressure sensor is normal..
2. Connect the M-MDS to the DLC-2.
3. Switch the ignition ON (engine off).
4. Select the “FUEL_PRES”, “LOAD” and “R ...
Engine Tune Up
Engine Tune-up Preparation
NOTE:
If the accelerator pedal is depressed continuously for a specified time,
the engine speed may decrease to the idle speed. This is due to the fuel cut
control operation, which prevents overheating, and it does not indicate a malfunction.
The engine s ...