RM38N0EC _56 Audio / Visual / Telematics _111822 AUDIO / VIDEO _0502892 AUDIO AND VISUAL SYSTEM J

AUDIO / VIDEO  AUDIO AND VISUAL SYSTEM  Radio Wave Reception Failure  


CAUTION / NOTICE / HINT

NOTICE:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed.

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>AUDIO AND VISUAL SYSTEM>PRECAUTION


PROCEDURE

1.CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY
a.

Check the radio automatic station search function by activating it.

OK:

Automatic station search function stops on a station.



Result:
Proceed to
OK
NG



OK

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING


NG

2.CHECK OPTIONAL COMPONENTS
2.CHECK OPTIONAL COMPONENTS
a.

Check if any optional components that may decrease reception capacity, such as sunshade film or a telephone antenna, are installed.

OK:

Optional components are not installed.


NOTICE:

Do not remove optional components without the permission of the customer.



Result:
Proceed to
OK
NG



OK

3.CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

REMOVE OPTIONAL COMPONENTS AND CHECK AGAIN (SEE NOTICE ABOVE)

3.CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY
a.
E473926

Preparation for check

i.

Disconnect the RA radio and display receiver assembly connector.



b.

Check for noise

i.

Turn the ignition switch to ON with the radio and display receiver assembly connector connected.


ii.

Turn the radio and display receiver assembly on and tune into FM mode.


iii.

Place a screwdriver, thin wire or other metal object on the radio and display receiver assembly antenna jack and check that noise can be heard from the speakers.

OK:

Noise can be heard from the speakers.




Result:
Proceed to
OK
NG



OK

4.INSPECT RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO RECEIVER>REMOVAL


4.INSPECT RADIO AND DISPLAY RECEIVER ASSEMBLY
a.

Disconnect the RA radio and display receiver assembly connector.


b.
E473925C01
0.479,0.958 1.01,1.25 0.531,0.292 1.677,0.958 1.302,0.563 true 0.115,0.083 0.292,0.25 0.177,0.167 10 false *a 0.656,1.021 0.948,1.188 0.292,0.167 10 false RA 0.885,0.458 1.281,0.625 0.396,0.167 10 false ANT+
*a Component without harness connected
(Radio and Display Receiver Assembly)


Measure the voltage according to the value(s) in the table below.

Standard Voltage:
Tester Connection Switch Condition Specified Condition
RA-1 (ANT+) - Body ground Ignition switch ACC
Radio switch on 		7 to 16 V



Result:
Proceed to
OK
NG



OK

5.INSPECT ANTENNA CORD SUB-ASSEMBLY

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO RECEIVER>REMOVAL


5.INSPECT ANTENNA CORD SUB-ASSEMBLY
a.

Replace the antenna cord sub-assembly with a new or known good one and check if radio broadcasts can be received normally.

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO ANTENNA CORD (for Instrument Panel)>REMOVAL

OK:

Radio broadcasts can be received normally.



Result:
Proceed to
OK
NG



OK

END

NG

6.INSPECT NO. 2 ANTENNA CORD SUB-ASSEMBLY
6.INSPECT NO. 2 ANTENNA CORD SUB-ASSEMBLY
a.

Replace the No. 2 antenna cord sub-assembly with a new or known good one and check if radio broadcasts can be received normally.

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO ANTENNA CORD (for Roof)>REMOVAL

OK:

Radio broadcasts can be received normally.



Result:
Proceed to
OK
NG



OK

END

NG

7.INSPECT NO. 4 ANTENNA CORD SUB-ASSEMBLY
7.INSPECT NO. 4 ANTENNA CORD SUB-ASSEMBLY
a.

Replace the No. 4 antenna cord sub-assembly with a new or known good one and check if radio broadcasts can be received normally.

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO ANTENNA CORD (for Roof)>REMOVAL

OK:

Radio broadcasts can be received normally.



Result:
Proceed to
OK
NG



OK

END

NG

8.INSPECT ROOF ANTENNA ASSEMBLY
8.INSPECT ROOF ANTENNA ASSEMBLY
a.

Replace the roof antenna assembly with a new or known good one and check if radio broadcasts can be received normally.

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>ROOF ANTENNA>REMOVAL

OK:

Radio broadcasts can be received normally.



Result:
Proceed to
OK
NG



OK

END

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO RECEIVER>REMOVAL