Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: 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.

OK

USE SIMULATION METHOD TO CHECK

NG

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:

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: If one of the camshaft timing gear bolts is already removed, do not remove any other camshaft timing gear bolts. PROCEDURE 1. REMOVE NO. 2 ENGINE UNDER COVER SUB-ASSEMBLY (w/ Off Road Package) 2. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY 3. REMOVE ...

Disassembly
DISASSEMBLY PROCEDURE 1. INSPECT CONNECTING ROD THRUST CLEARANCE (a) Using a dial indicator, measure the thrust clearance while moving the connecting rod back and forth. Standard thrust clearance: 0.15 to 0.40 mm (0.00591 to 0.0157 in.) Maximum thrust clearance: 0.50 ...

Pressure Control Solenoid "G" Circuit Open (P280713)
DESCRIPTION Changing from 1st to 6th is performed by the ECM turning shift solenoid valves SL1, SL2, SL3 and SL4 on and off. If an open or short circuit occurs in any of the shift solenoid valves, the ECM controls the remaining normal shift solenoid valves to allow the vehicle to be operated ...

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