Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: HD Radio Tuner Malfunction (B1551,B158D,B15A0,B15B0,B15B3,B15B4,B15B7)

Toyota Tacoma (2015-2018) Service Manual / 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

1.

CHECK DTC

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

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

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

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