Toyota 4Runner: HD Radio Tuner Malfunction (B1551,B158D,B15A0,B15B0,B15B3,B15B4,B15B7)

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / 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
B1551	When one of the conditions below is met: "HD Radio" tuner decoder malfunction "HD Radio" tuner audio output section malfunction "HD Radio" tuner decoder RF/IF malfunction	Radio and display receiver assembly
B158D	The internal video signal of the radio and display receiver assembly is interrupted
B15A0	When either condition below is met: Bus malfunction EEPROM error
B15B0	Picture circuit (TFT unit) malfunction
B15B3	When one of the conditions below is met: AM tuner PLL is unlocked FM tuner PLL is unlocked Tuner malfunction
B15B4	When one of the conditions below is met: Mechanism drive signal malfunction Load/Eject malfunction Read mechanism malfunction Mechanical malfunction
B15B7	"Bluetooth" module malfunction

PROCEDURE

CHECK DTC

(a) Clear the DTCs (See page ).

(b) Recheck for DTCs and check if the same DTC is output again.

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

LVDS Signal Malfunction (from Extension Module) (B1532)

DESCRIPTION DTC No. DTC Detection Condition Trouble Area B1532 When one of the conditions below is met: Stereo component tun ...

Satellite Radio Broadcast cannot be Received

CAUTION / NOTICE / HINT NOTICE: Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it w ...

Other materials about Toyota 4Runner:

Hands-free phone system (for cellular phone) features
This system supports Bluetooth®, which allows you to make or receive calls without using cables to connect a cellular phone and the system, and without operating the cellular phone. Owners of models equipped with a Display Audio system should refer to th ...

Radio Receiver
Components COMPONENTS ILLUSTRATION ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE NO. 1 INSTRUMENT CLUSTER FINISH PANEL GARNISH 2. REMOVE NO. 2 INSTRUMENT CLUSTER FINISH PANEL GARNISH 3. REMOVE HEATER CONTROL ASSEMBLY 4. REMOVE RAD ...