Toyota 4Runner manuals

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

1.

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.


OK

USE SIMULATION METHOD TO CHECK


NG

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:

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL FRONT AXLE HUB SUB-ASSEMBLY LH (a) Apply MP grease to a new O-ring. (b) Inst ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indicator lamp comes on The OBD system determines that a prob ...

© 2016-2023 | www.to4runner.net

0.1057