Toyota Tundra Service Manual: 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

END (NAVIGATION ANTENNA ASSEMBLY IS DEFECTIVE)

REPLACE NAVIGATION RECEIVER ASSEMBLY

Toyota Tundra Service Manual > Dynamic Radar Cruise Control System: Cruise Control Input Circuit (P0575)
DESCRIPTION This DTC is stored when there is a malfunction in the ECM. DTC No. Detection Item DTC Detection Condition Trouble Area P0575 Cruise Control Input Circuit Either of the following conditions is met: When the ignition switch is ON, STP signals received by the ECM supervisory CPU and that re ...

Toyota Tundra Owners Manual