Dtc B1550 Dab Tuner Malfunction


DESCRIPTION

INSPECTION PROCEDURE

CHECK FOR DTC

DTC B1550 DAB Tuner Malfunction

DTC B15A0 LAN Master Malfunction

DTC B15B0 Display Screen Malfunction

DTC B15B3 Radio Tuner Malfunction

DTC B15B4 CD Changer Malfunction

DTC B15B5 DVD Changer Malfunction

DTC B15B7 Bluetooth Module Malfunction


DESCRIPTION

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

DTC Code
DTC Detection Condition
Trouble Area
B1550
Digital radio tuner has a malfunction
Radio and display receiver assembly
B15A0
When either of the conditions below is met:
  1. Bus malfunction
  2. EEPROM error
B15B0
Picture circuit (TFT unit) malfunction
B15B3
When one of the conditions below is met:
  1. AM tuner PLL is unlocked
  2. FM tuner PLL is unlocked
  3. Tuner malfunction
B15B4
When one of the conditions below is met:
  1. Mechanical communication error.
  2. Lead malfunction.
  3. Mechanical malfunction.
B15B5
When one of the conditions below is met:
  1. Mechanical communication error.
  2. Lead malfunction.
  3. Mechanical malfunction.
B15B7
"Bluetooth" module malfunction.

INSPECTION PROCEDURE

HINT:
When replacing the radio and display receiver assembly, it is necessary to perform the vehicle contract setting for Connected Services (w/ Connected Services Function).
1.CHECK FOR DTC

  1. Clear the DTCs (LandCruiser RM0000014CZ0EQX.html).

  1. Check for DTCs (LandCruiser RM0000014CZ0EQX.html).

    OK:
    No DTCs are output.


NG
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY (LandCruiser RM000003AHY02NX.html)
OK

USE SIMULATION METHOD TO CHECK (LandCruiser RM000003YMJ00XX.html)