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 |
|
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the certification ECU (smart key ECU assembly), refer to Registration
(See page ).
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Use the Techstream to check if the CAN communication system is functioning
normally (See page
).
OK:
CAN communication DTCs are not output.
NG | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
|
2. |
CHECK SMART KEY SYSTEM (for Entry Function) |
(a) Check if the smart key system (for Entry Function) is malfunctioning (See
page ).
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) |
|
3. |
CHECK SMART KEY SYSTEM (for Start Function) |
(a) Check if the smart key system (for Start Function) is malfunctioning (See
page ).
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) |
|
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)
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 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) |
System Diagram
SYSTEM DIAGRAM
Transmitting ECU (Transmitter)
Receiving ECU
Signals
Communication Method
ECM
Skid control ECU
Throttle position signal
Engine speed signal
Accelerator pedal position ...
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedures for both the LH and RH sides.
The procedure described below is for the LH side.
PROCEDURE
1. INSTALL OUTER REAR VIEW MIRROR ASSEMBLY
(a) Engage the claw to install the outer rear view mirror assembly.
(b) Ins ...