Dtc B1551 Hd Radio Tuner Malfunction

Audio Visual Telematics. Corolla. Zre142 Aze141
Navigation Multi Info Display. Corolla. Zre142 Aze141

DESCRIPTION

INSPECTION PROCEDURE

CHECK DTC

DTC B1551 HD Radio Tuner Malfunction

DTC B15A0 LAN Master Malfunction

DTC B15B0 Display Screen Malfunction

DTC B15B3 Radio Tuner Malfunction

DTC B15B4 CD Changer Malfunction

DTC B15B7 Bluetooth Module Malfunction

DTC B15BA XM Tuner Malfunction


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:
  1. "HD Radio" tuner decoder malfunction
  2. "HD Radio" tuner audio output section malfunction
  3. "HD Radio" tuner decoder RF/IF malfunction
Radio and display receiver assembly
B15A0
When either condition 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. Mechanism drive signal malfunction
  2. Load/Eject malfunction
  3. Read mechanism malfunction
  4. Mechanical malfunction
B15B7
"Bluetooth" module malfunction
B15BA
When either of the conditions below is met:
  1. Internal IC malfunction
  2. Tuner malfunction

INSPECTION PROCEDURE

NOTICE:
After replacing the radio and display receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary (w/ SDARS System).
1.CHECK DTC
  1. Clear the DTCs (COROLLA_ZRE142 RM0000011BU0JUX.html).

  1. Recheck for DTCs and check if the same DTC is output again.

    OK:
    No DTCs are output.


NG
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY (COROLLA_ZRE142 RM000002XAJ01EX.html)
OK

USE SIMULATION METHOD TO CHECK (COROLLA_ZRE142 RM000000UZ108OX.html)