Lexus NX: Satellite Radio Broadcast cannot be Received
WIRING DIAGRAM
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CAUTION / NOTICE / HINT
NOTICE:
- Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it will not be possible to listen to the broadcast.
-
When replacing the radio receiver assembly, always replace it with a new one.
If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio receiver assembly may not operate normally.
HINT:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.
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PROCEDURE
| 1. | CHECK SURROUNDINGS |
(a) Check if the vehicle is in an environment where reception is difficult due to something blocking the area above the vehicle.
HINT:
If the area above the vehicle is blocked, such as when in a building or tunnel, reception may not be possible.
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| *a | Example | *b | In a tunnel |
| *c | In a building | *d | Under an overpass |
| *e | On a forest or tree-lined path | *f | Between tall buildings |
| *g | Under a cliff or overhang | - | - |
OK:
Area above vehicle is not blocked.
| NG | .gif) | END (MOVE VEHICLE TO LOCATION WHERE RECEPTION IS BETTER) |
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| 2. | CHECK RADIO RECEIVER ASSEMBLY |
(a) Check if CH001 (free broadcast) can be received.
OK:
CH001 can be received.
| NG | | GO TO STEP 6 |
|
| 3. | CHECK DISPLAY SETTING |
(a) Check the display screen.
| Result | Proceed to |
|---|---|
| "UNAUTH" is displayed | A |
| "-----" is displayed | B |
| None of the displays above are shown | C |
| B | | THERE IS NO SONG/PROGRAM TITLE OR ARTIST NAME/FEATURE ASSOCIATED WITH CHANNEL AT THAT TIME |
| C | | GO TO STEP 6 |
|
| 4. | CHECK CONTRACT CONDITIONS |
(a) Check if the pay-type contract has been extended, or if the contract period has ended.
OK:
Pay-type contract is valid.
| NG | | TO RECEIVE PAY-TYPE BROADCASTS, CONTRACT MUST BE MADE WITH SATELLITE RADIO TUNER COMPANY |
|
| 5. | PERFORM ACTIVATION REFRESH |
(a) Perform activation refresh by referring to the satellite radio service website (http://www.siriusxm.com).
HINT:
The Sirius XM radio ID that is necessary to perform activation refresh can be displayed when CH000 is selected on the satellite radio.
OK:
Malfunction disappears.
| OK | | END |
| NG | | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| 6. | CHECK DISPLAY |
(a) Check the display screen.
| Result | Proceed to |
|---|---|
| "ANTENNA" is displayed | A |
| "NO SIGNAL" is displayed | B |
| "LOADING" is displayed | |
| "OFF AIR" is displayed | C |
| After "CH UNAVL" is displayed, display automatically switches to CH001 | D |
| None of the displays above are shown | E |
| B | | END (MOVE VEHICLE TO LOCATION WHERE RECEPTION IS BETTER) |
| C | | CHANNEL IS CURRENTLY NOT BEING BROADCAST. BROADCAST CAN BE LISTENED TO OR VIEWED WHEN IT IS BACK ON AIR (CONFIRM WITH RADIO STATION) |
| D | | CHANNEL BROADCAST HAS ENDED (CONFIRM WITH RADIO STATION) |
| E | | GO TO STEP 11 |
|
| 7. | CHECK NO. 4 ANTENNA CORD SUB-ASSEMBLY |
| (a) Disconnect the antenna connector from the roof antenna assembly. |
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(b) Disconnect the antenna connector from the No. 2 antenna cord sub-assembly.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| A-3 - B-3 | Always | Below 1 Ω |
| A-3a - B-3a | Always | Below 1 Ω |
| A-3 - Body ground | Always | 10 kΩ or higher |
| A-3a - Body ground | Always | 10 kΩ or higher |
| NG | | REPLACE NO. 4 ANTENNA CORD SUB-ASSEMBLY |
|
| 8. | CHECK NO. 2 ANTENNA CORD SUB-ASSEMBLY |
| (a) Disconnect the antenna connector from the No. 4 antenna cord sub-assembly. |
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(b) Disconnect the antenna connector from the No. 1 antenna cord sub-assembly.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| B-3 - C-3 | Always | Below 1 Ω |
| B-3a - C-3a | Always | Below 1 Ω |
| B-3 - Body ground | Always | 10 kΩ or higher |
| B-3a - Body ground | Always | 10 kΩ or higher |
| NG | | REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY |
|
| 9. | CHECK NO. 1 ANTENNA CORD SUB-ASSEMBLY |
| (a) Disconnect the antenna connector from the No. 2 antenna cord sub-assembly. |
|
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(b) Disconnect the antenna connector from the radio receiver assembly.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| C-3 - D-1 (SXM) | Always | Below 1 Ω |
| C-3a - D-1a | Always | Below 1 Ω |
| C-3 - Body ground | Always | 10 kΩ or higher |
| C-3a - Body ground | Always | 10 kΩ or higher |
| NG | | REPLACE NO. 1 ANTENNA CORD SUB-ASSEMBLY |
|
| 10. | CHECK ROOF ANTENNA ASSEMBLY |
(a) Replace the roof antenna assembly with a new or known good one and check if the same problem occurs again.
Click here
OK:
Malfunction disappears.
| OK | | END (ROOF ANTENNA ASSEMBLY IS DEFECTIVE) |
| NG | | REPLACE RADIO RECEIVER ASSEMBLY |
| 11. | CONFIRM CURRENTLY SELECTED CHANNEL |
(a) Confirm if CH000 is currently selected.
OK:
CH000 is selected
| OK | | END (CH000 HAS NO SOUND. SELECT ANOTHER CHANNEL) |
| NG | | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
READ NEXT:
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SEE MORE:
Fuel information
You must only use unleaded gasoline
in your vehicle.
Select octane rating 87 (Research
Octane Number 91) or higher. Use
of unleaded gasoline with an octane
rating lower than 87 may result in
engine knocking. Persistent knocking
can lead to engine damage.
At minimum, the gasoline you use
s
Inspection
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