Toyota 4Runner: SD Card Communication Malfunction (B158C)

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Navigation / Multi Info Display / Navigation System / SD Card Communication Malfunction (B158C)

DESCRIPTION

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.	SD card Navigation receiver assembly

CAUTION / NOTICE / HINT

NOTICE:

After replacing the navigation receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, registration of the XM radio ID is necessary.

PROCEDURE

1.	CHECK 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

REPLACE SD CARD

2.	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.

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.

END

4.	REPLACE SD CARD

(a) Replace the SD card.

(b) Clear the DTCs (See page ).

OK:

No DTCs are output.

END

REPLACE NAVIGATION RECEIVER ASSEMBLY

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