AUDIO AND VISUAL SYSTEM, Diagnostic DTC:B1550, B15A0, B15B0, B15B3, B15B4, B15B5, B15B7

DTC Code	DTC Name
B1550	DAB Tuner Malfunction
B15A0	LAN Master Malfunction
B15B0	Display Screen Malfunction
B15B3	Radio Tuner Malfunction
B15B4	CD Changer Malfunction
B15B5	DVD Changer Malfunction
B15B7	Bluetooth Module Malfunction

DESCRIPTION

These DTCs are stored when a malfunction occurs in the radio and display receiver assembly.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B1550	DAB Tuner Malfunction	When one of the following conditions is met: DAB tuner decoder malfunction DAB tuner audio output section malfunction DAB tuner decoder RF/IF malfunction DAB tuner control communication error DAB tuner OFDM error DAB tuner memory error	Radio and display receiver assembly
B15A0	LAN Master Malfunction	When either of the following conditions is met: Bus malfunction EEPROM error	Radio and display receiver assembly
B15B0	Display Screen Malfunction	Picture circuit (TFT unit) malfunction	Radio and display receiver assembly
B15B3	Radio Tuner Malfunction	When one of the following conditions is met: AM tuner PLL is unlocked FM tuner PLL is unlocked Tuner malfunction	Radio and display receiver assembly
B15B4	CD Changer Malfunction	When one of the following conditions is met: Mechanism drive signal malfunction Load/Eject malfunction Read mechanism malfunction Mechanical malfunction	Radio and display receiver assembly
B15B5	DVD Changer Malfunction	When one of the following conditions is met: Mechanism drive signal malfunction Load/Eject malfunction Read mechanism malfunction Mechanical malfunction	Radio and display receiver assembly
B15B7	Bluetooth Module Malfunction	"Bluetooth" module malfunction	Radio and display receiver assembly

PROCEDURE

CHECK DTC

Recheck for DTCs and check that no DTCs are output.

Body Electrical > Navigation System > Trouble Codes

OK
No DTCs are output.

Result

Proceed to
OK
NG

USE SIMULATION METHOD TO CHECK Click here

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here