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

Toyota Tacoma (2015-2018) Service Manual / Audio / Video / Audio And Visual System / Extension Module Malfunction (B1552,B158A,B15BA)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the stereo component tuner assembly.

DTC No.	DTC Detection Condition	Trouble Area
B1552	Internal malfunction of the navigation ECU	Stereo component tuner assembly
B158A	Screen noise adjustment fails
B15BA	When either of the following conditions 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

CHECK DTC

(a) Clear the DTCs (See page (b) Recheck for DTCs and check that no DTCs are output. ).

(b) Recheck for DTCs and check that no DTCs are output.

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

REPLACE STEREO COMPONENT TUNER ASSEMBLY

HD Radio Tuner Malfunction (B1551,B158D,B15A0,B15B0,B15B3,B15B4,B15B7)

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

USB Device 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:

Removal
REMOVAL PROCEDURE 1. REMOVE FRONT DOOR SCUFF PLATE LH (for Double Cab) Click here 2. REMOVE FRONT DOOR SCUFF PLATE LH (for Access Cab) Click here 3. REMOVE COWL SIDE TRIM BOARD LH Click here 4. REMOVE INSTRUMENT CLUSTER CENTER FINISH PANEL SUB-ASSEMBLY Click here 5. REMOVE INSTRUME ...

Inspection
INSPECTION PROCEDURE 1. INSPECT FRONT OIL PUMP BODY SUB-ASSEMBLY (a) Using a dial indicator, measure the inside diameter of the front oil pump body sub-assembly bushing. Maximum inside diameter: 38.138 mm (1.50 in.) If the inside diameter is more than the maximum inside d ...

Diameter of the Tire is not Uniform (C1337)
DESCRIPTION The skid control ECU (master cylinder solenoid) measures the speed of each wheel by receiving signals from the speed sensors. These signals are used for recognizing whether all 4 wheels are operating properly. Therefore, all wheel signals must be equal. DTC No. ...