Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)

Toyota Tacoma 2015-2018 Service Manual / Audio / Video / Audio And Visual System / Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)

DESCRIPTION

This DTC is stored when items controlled by the certification ECU (smart key ECU assembly) cannot be customized via the audio and visual system vehicle customization screen.

HINT:

The certification ECU (smart key ECU assembly) controls the smart key system related items that are customizable via the audio and visual system vehicle customization screen.

DTC No.

DTC Detection Condition

Trouble Area

B15F7

Certification ECU (smart key ECU assembly) vehicle setting processing malfunction

  • CAN communication system
  • Smart key system (for Entry Function)
  • Smart key system (for Start Function)
  • Certification ECU (smart key ECU assembly)
  • Radio and display receiver assembly

CAUTION / NOTICE / HINT

NOTICE:

Before replacing the certification ECU (smart key ECU assembly), refer to Registration (See page PROCEDURE ).

PROCEDURE

1.

CHECK CAN COMMUNICATION SYSTEM

(a) Use the Techstream to check if the CAN communication system is functioning normally (See page ). OK: ).

OK:

CAN communication DTCs are not output.

NG

GO TO CAN COMMUNICATION SYSTEM

OK

2.

CHECK SMART KEY SYSTEM (for Entry Function)

(a) Check if the smart key system (for Entry Function) is malfunctioning (See page HINT: ).

HINT:

Customization may not be possible depending on the malfunction in the smart key system (for Entry Function).

OK:

No malfunctions are present in the smart key system (for Entry Function).

NG

GO TO SMART KEY SYSTEM (for Entry Function)

OK

3.

CHECK SMART KEY SYSTEM (for Start Function)

(a) Check if the smart key system (for Start Function) is malfunctioning (See page HINT: ).

HINT:

Customization may not be possible depending on the malfunction in the smart key system (for Start Function).

OK:

No malfunctions are present in the smart key system (for Start Function).

NG

GO TO SMART KEY SYSTEM (for Start Function)

OK

4.

CHECK CUSTOMIZE ITEMS

(a) Make a note of the customizable items for each certification ECU (smart key ECU assembly) related system.

HINT:

The items shown as customizable via the audio and visual system vehicle customization screen can also be changed manually. In the following step, change the items manually.

(1) Check the customize parameters list for the smart key system (for Entry Function) related items that can be customized via the audio and visual system vehicle customization screen (See page (2) Check the customize parameters list for the smart key system (for Start Function) ).

(2) Check the customize parameters list for the smart key system (for Start Function) related items that can be customized via the audio and visual system vehicle customization screen (See page (b) Confirm that it is possible to manually change the settings of the customize ).

(b) Confirm that it is possible to manually change the settings of the customize parameters for each system that are available for customization via the audio and visual system vehicle customization screen.

OK:

The items available for customization via the audio and visual system vehicle customization screen can be customized successfully using the manual procedure.

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the audio and visual system vehicle customization screen. HINT: ...

XM Tuner Antenna Disconnected (B15FE,B15FF)
DESCRIPTION These DTCs are stored when a malfunction occurs in the antenna assembly with holder which is connected to the radio and display receiver assembly. DTC No. DTC Det ...

Other materials:

Short in Side Squib RH Circuit (B1820/55-B1823/55)
DESCRIPTION The side squib RH circuit consists of the airbag sensor assembly and the front seat airbag assembly RH. The circuit signals the SRS to deploy when airbag deployment conditions are met. These DTCs are set when a malfunction is detected in the side squib RH circuit. DTC No ...

Customizable features
Your vehicle includes a variety of electronic features that can be personalized to your preferences. Programming these preferences requires specialized equipment and may be performed by an authorized Toyota dealership. Some function settings are changed simultaneously with other functions being ...

Engine Immobiliser System Incorrect Assembly (B279C95)
DESCRIPTION This code is stored when an ECM that is incompatible with the engine immobiliser system is installed to the vehicle. DTC Code DTC Detection Condition Trouble Area DTC Output Confirmation Operation B279C95 An ECM ...

В© 2011-2019 Copyright www.ttguide.net