SD Card Communication Malfunction (B158C)
The navigation receiver assembly stores this DTC when the SD card cannot be mounted when inserted into the SD card slot.
DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
B158C |
The SD card cannot be mounted when inserted into the SD card slot. |
|
NOTICE:
After replacing the navigation receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, registration of the XM radio ID is necessary.
PROCEDURECHECK SD CARD
(a) Turn the ignition switch off and remove the SD card from the SD card slot.
Model | Proceed to |
|---|---|
The SD card is not damaged. |
A |
The SD card is damaged. |
B |
| B | ![]() | REPLACE SD CARD |
|
CLEAN SD CARD
(a) Check that the terminals of the SD card are free of foreign matter. Remove foreign matter as necessary.
(b) Check that the SD card slot of the navigation receiver assembly is free of foreign matter. Remove foreign matter as necessary.
(c) Insert the SD card into the SD card slot.
|
CHECK DTC
(a) Clear the DTCs (See page
).
(b) Recheck for DTCs and check if the same DTC are output again.
OK:
No DTCs are output.
| OK | ![]() | END |
|
REPLACE SD CARD
(a) Replace the SD card.
(b) Clear the DTCs (See page
).
(c) Recheck for DTCs and check if the same DTC are output again.
OK:
No DTCs are output.
| OK | ![]() | END |
| NG | ![]() | REPLACE NAVIGATION RECEIVER ASSEMBLY |
Test yourself
A quick Toyota 4Runner quiz: every answer comes with an explanation and a link to the manual page.
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