Toyota Tundra Service Manual: Short in GPS Antenna (B15C0,B15C1)

Toyota Tundra Service Manual / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System / Short in GPS Antenna (B15C0,B15C1)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the navigation antenna assembly.

DTC Code	DTC Detection Condition	Trouble Area
B15C0	Navigation antenna error	Navigation antenna assembly Navigation receiver assembly
B15C1	Error of the power source to the navigation antenna	Navigation antenna assembly Navigation receiver assembly

PROCEDURE

1.	CHECK CONNECTION OF NAVIGATION ANTENNA ASSEMBLY

(a) Check if the navigation antenna assembly is securely connected to the navigation receiver assembly.

OK:

Navigation antenna assembly is securely connected.

SECURELY CONNECT NAVIGATION ANTENNA ASSEMBLY

2.	CHECK NAVIGATION ANTENNA ASSEMBLY

(a) Replace the navigation antenna assembly with a known good one (See page ).

(b) Check for DTCs (See page ).

OK:

No DTCs are output.

Result

Result	Proceed to
OK	A
NG (for Column Shift Type)	B
NG (for Floor Shift Type)	C

END (NAVIGATION ANTENNA ASSEMBLY IS DEFECTIVE)

REPLACE NAVIGATION RECEIVER ASSEMBLY

Stereo Component Amplifier Malfunction (B15A3)

Speed Signal Malfunction (B15C2)

See More:

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