Toyota Tacoma (2015-2018) Service Manual: Extension Module Malfunction (B1552,B158A,B15BA)

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Extension Module Malfunction (B1552,B158A,B15BA)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the extension module.

DTC Code	DTC Detection Condition	Trouble Area
B1552	Internal malfunction of the extension module	Stereo component tuner assembly
B158A	Screen noise adjustment fails
B15BA	When either of the conditions below is met: Internal IC malfunction Tuner malfunction

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.	CHECK FOR DTC

(a) Clear the DTCs (See page (b) Check for DTCs (See page ). ).

(b) Check for DTCs (See page OK: ).

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

REPLACE STEREO COMPONENT TUNER ASSEMBLY

HD Radio Tuner Malfunction (B1551,B15A0,B15AD,B15B0,B15B3,B15B4,B15B7)

DESCRIPTION These DTCs are stored when a malfunction occurs in the navigation receiver assembly. DTC No. DTC Detection Condition Trouble Area B1551 ...

USB Media Malfunction (B1585)

DESCRIPTION This DTC is stored when a malfunction occurs in a connected device. DTC No. DTC Detection Condition Trouble Area B1585 USB De ...

Other materials:

Components
COMPONENTS ILLUSTRATION *1 FORWARD RECOGNITION CAMERA *2 FORWARD RECOGNITION LATCH *3 NO. 1 FORWARD RECOGNITION COVER - - ...

Open or Short Circuit in Back Camera Signal (C1622)
DESCRIPTION This DTC is stored if the radio and display receiver assembly*1 or navigation receiver assembly*2 judges as a result of its self check that the signals or signal lines between the radio and display receiver assembly*1 or navigation receiver assembly*2 and the rear television camer ...

ECM Communication Circuit Malfunction (C1203)
DESCRIPTION The circuit is used to send TRAC and VSC control information from the skid control ECU (brake actuator assembly) to the ECM, and engine control information from the ECM to the skid control ECU (brake actuator assembly) through the CAN communication system. for 4WD or w/ Rear Diff ...