RM36D0EC _56 Audio / Visual / Telematics _083087 TELEMATICS _0402655 TELEMATICS SYSTEM C

TELEMATICS TELEMATICS SYSTEM B15CB11 Telephone Main Antenna Circuit Short to Ground B15CB13 Telephone Main Antenna Circuit Open

DESCRIPTION

If an open or short circuit in the navigation antenna assembly is detected as a result of a terminal check performed by the telematics transceiver, these DTCs will be stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B15CB11	Telephone Main Antenna Circuit Short to Ground	Navigation antenna assembly impedance (Ω) is lower than the malfunction threshold for 10 seconds or more when the ignition switch is ON (Short circuit)	· Telematics transceiver · Navigation antenna assembly · Antenna cord sub-assembly · No. 4 antenna cord sub-assembly
B15CB13	Telephone Main Antenna Circuit Open	Navigation antenna assembly impedance (Ω) is higher than the malfunction threshold for 10 seconds or more when the ignition switch is ON (Open circuit)	· Telematics transceiver · Navigation antenna assembly · Antenna cord sub-assembly · No. 4 antenna cord sub-assembly

WIRING DIAGRAM

0.521,1.5 1.719,1.906 1.198,0.406 10 false Navigation Antenna Assembly 2.083,1.708 3.885,1.906 1.802,0.198 10 false Antenna Cord Sub-assembly 4.052,1.688 5.323,2.073 1.271,0.385 10 false No. 4 Antenna Cord Sub-assembly 5.604,1.771 7.063,1.969 1.458,0.198 10 false Telematics Transceiver 5.229,0.531 5.656,0.729 0.427,0.198 10 false ANT1 5.229,1.135 5.656,1.333 0.427,0.198 10 false ANT1 3.719,0.531 3.875,0.76 0.156,0.229 10 false B 3.729,1.146 3.885,1.375 0.156,0.229 10 false B 1.948,0.542 2.104,0.771 0.156,0.229 10 false A 1.958,1.135 2.115,1.365 0.156,0.229 10 false A 1.958,0.313 2.115,0.542 0.156,0.229 10 false 1 1.906,0.917 2.167,1.115 0.26,0.198 10 false 1a 3.719,0.313 3.875,0.542 0.156,0.229 10 false 2 3.688,0.906 3.948,1.104 0.26,0.198 10 false 2a 5.313,0.313 5.469,0.542 0.156,0.229 10 false 1 5.302,0.917 5.563,1.115 0.26,0.198 10 false 1a

CAUTION / NOTICE / HINT

NOTICE:: ·

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Telematics System.

Click hereAudio / Visual / Telematics>TELEMATICS>TELEMATICS SYSTEM>PRECAUTION201910,202104,_56,_083087,_0402655,RM100000001JJZQ,202104,202304,_56,_083087,_0402655,RM100000001WEPD,202304,999999,_56,_083087,_0402655,RM1000000029YMD,

·

When replacing the telematics transceiver, make sure to replace it with a new one.

·

Before replacing the telematics transceiver, refer to Service Bulletin.

PROCEDURE

1.CHECK DTC OUTPUT

Clear the DTCs.

Click hereAudio / Visual / Telematics>TELEMATICS>TELEMATICS SYSTEM>DTC CHECK / CLEAR201910,999999,_56,_083087,_0402655,RM100000001JJZZ,

Body Electrical > Telematics > Clear DTCs: 50002 459

Recheck for DTCs and check if the same DTC is output again.

Click hereAudio / Visual / Telematics>TELEMATICS>TELEMATICS SYSTEM>DTC CHECK / CLEAR201910,999999,_56,_083087,_0402655,RM100000001JJZZ,

Body Electrical > Telematics > Trouble Codes: 50001 459

Result:

Result	Proceed to
No DTCs are output.	A
DTCs are output.	B

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING201910,999999,_V1,_083040,_0402301,RM100000001JHCA,

2.INSPECT NAVIGATION ANTENNA ASSEMBLY

Remove the navigation antenna assembly.

Click hereAudio / Visual / Telematics>TELEMATICS>TELEPHONE ANTENNA (for Instrument Panel)>REMOVAL201910,202004,_56,_083087,_0402583,RM100000001JJKF,202004,202104,_56,_083087,_0402583,RM100000001MM44,202104,202304,_56,_083087,_0402583,RM100000001WFC1,202304,202405,_56,_083087,_0402583,RM1000000029SYH,202405,202409,_56,_083087,_0402583,RM100000002LRB3,202409,999999,_56,_083087,_0402583,RM100000002NFZ6,

1.906,1.219 1.99,0.833 false 1.99,0.802 1.896,0.323 false 0.135,0.146 0.448,0.344 0.313,0.198 10 false *a 1.781,1.281 1.99,1.51 0.208,0.229 10 false 1a 1.771,0.135 1.979,0.365 0.208,0.229 10 false 1

*a	Component without harness connected (Navigation Antenna Assembly)

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 - 1a	Always	4 to 11 kΩ

Result:

Proceed to
OK
NG

3.INSPECT ANTENNA CORD SUB-ASSEMBLY

REPLACE NAVIGATION ANTENNA ASSEMBLY

3.INSPECT ANTENNA CORD SUB-ASSEMBLY

1.5,0.417 1.917,0.667 0.417,0.25 1.5,2.698 1.917,2.948 0.417,0.25 1.115,4.188 1.281,3.781 true 1.354,1.094 1.125,0.646 true 0.49,0.344 0.802,0.542 0.313,0.198 10 false *a 1.01,4.198 1.323,4.396 0.313,0.198 10 false 2a 1.01,0.469 1.25,0.635 0.24,0.167 10 false 1a 1.667,0.448 1.979,0.646 0.313,0.198 10 false A 1.667,2.75 1.979,2.948 0.313,0.198 10 false B 0.49,2.635 0.802,2.833 0.313,0.198 10 false *b

*a	Front view of wire harness connector (to Navigation Antenna Assembly)
*b	Front view of wire harness connector (to No. 4 Antenna Cord Sub-assembly)

Disconnect the antenna connector from the navigation antenna assembly.

Disconnect the antenna connector from the No. 4 antenna cord sub-assembly.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
A-1 - B-2	Always	Below 1 Ω
A-1a - B-2a	Always	Below 1 Ω
A-1 - Body ground	Always	10 kΩ or higher

Result:

Proceed to
OK
NG

4.INSPECT NO. 4 ANTENNA CORD SUB-ASSEMBLY

REPLACE ANTENNA CORD SUB-ASSEMBLY

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO ANTENNA CORD (for Instrument Panel)>REMOVAL201910,202004,_56,_083086,_0400675,RM100000001J9BU,202004,202104,_56,_083086,_0400675,RM100000001MM42,202104,202304,_56,_083086,_0400675,RM100000001WFBZ,202304,202405,_56,_083086,_0400675,RM1000000029SYT,202405,202409,_56,_083086,_0400675,RM100000002LRB0,202409,999999,_56,_083086,_0400675,RM100000002NFYQ,

4.INSPECT NO. 4 ANTENNA CORD SUB-ASSEMBLY

1.5,0.417 1.917,0.667 0.417,0.25 1.5,2.698 1.917,2.948 0.417,0.25 2.135,4.219 1.76,3.865 true 2.375,2.115 2.167,1.625 true 0.49,0.344 0.802,0.542 0.313,0.198 10 false *a 2.177,4.208 2.49,4.406 0.313,0.198 10 false 1a 2.354,2.146 2.667,2.344 0.313,0.198 10 false 2a 1.667,0.458 1.979,0.656 0.313,0.198 10 false B 0.49,2.635 0.802,2.833 0.313,0.198 10 false *b 1.531,2.74 1.958,2.906 0.427,0.167 10 false ANT1

*a	Front view of wire harness connector (to Antenna Cord Sub-assembly)
*b	Front view of wire harness connector (to Telematics Transceiver)

Disconnect the antenna connector from the antenna cord sub-assembly.

Disconnect the antenna connector from the telematics transceiver.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
B-2 - ANT1-1	Always	Below 1 Ω
B-2a - ANT1-1a	Always	Below 1 Ω
B-2 - Body ground	Always	10 kΩ or higher

Result:

Proceed to
OK
NG

5.REPLACE TELEMATICS TRANSCEIVER

REPLACE NO. 4 ANTENNA CORD SUB-ASSEMBLY

Click hereAudio / Visual / Telematics>TELEMATICS>TELEMATICS TRANSCEIVER>REMOVAL201910,202004,_56,_083087,_0400686,RM100000001J9CX,202004,202104,_56,_083087,_0400686,RM100000001MJEF,202104,202304,_56,_083087,_0400686,RM100000001W6EO,202304,999999,_56,_083087,_0400686,RM1000000029SYO,

5.REPLACE TELEMATICS TRANSCEIVER

Replace the telematics transceiver with a new one.

Result:

Proceed to
NEXT

PERFORM REGISTRATION

Click hereAudio / Visual / Telematics>TELEMATICS>TELEMATICS SYSTEM>REGISTRATION201910,202304,_56,_083087,_0402655,RM100000001JJZW,202304,999999,_56,_083087,_0402655,RM1000000029YMH,