NAVIGATION SYSTEM(for Radio and Display Type), Diagnostic DTC:B15F6
DTC Code | DTC Name |
---|---|
B15F6 | Main Body ECU Vehicle Information Reading/Writing Process Malfunction |
DESCRIPTION
This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the navigation system vehicle customization screen.
The main body ECU (multiplex network body ECU) controls the items for the following systems that are customizable via the radio and display receiver assembly screen:
Power door lock control system
Wireless door lock control system (w/ Entry and Start System)
Wireless door lock control system (w/o Entry and Start System)
Lighting system (EXT)
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B15F6 |
Main Body ECU Vehicle Information Reading/Writing Process Malfunction |
Main body ECU (multiplex network body ECU) vehicle setting processing error. |
|
CAUTION / NOTICE / HINT
Check that the wire harness is properly installed and does not have any sharp bends, pinching or loose connections.
When replacing the main body ECU (multiplex network body ECU), make sure to replace it with a new one.
PROCEDURE
CHECK CAN COMMUNICATION SYSTEM
Use the GTS to check if the CAN communication system is functioning normally.
for LHD:
for RHD:
OK
CAN communication DTCs are not output.
Result
Result
Proceed to
OK
A
NG (for LHD)
B
NG (for RHD)
C
CHECK POWER DOOR LOCK CONTROL SYSTEM
Check if the power door lock control system is malfunctioning.
Tip:Customization may not be possible depending on the malfunction in the power door lock control system.
OK
No malfunctions are present in the power door lock control system.
Result
Proceed to
OK
NG
CHECK LIGHTING SYSTEM (EXT)
Check if the lighting system (EXT) is malfunctioning.
Tip:Customization may not be possible depending on the malfunction in the lighting system (EXT).
OK
No malfunctions are present in the lighting system (EXT).
Result
Result
Proceed to
OK (w/ Entry and Start System)
A
OK (w/o Entry and Start System)
B
NG
C
B CHECK WIRELESS DOOR LOCK CONTROL SYSTEM (w/o Entry and Start System)Click here
CHECK WIRELESS DOOR LOCK CONTROL SYSTEM (w/ Entry and Start System)
Check if the wireless door lock control system (w/ Entry and Start System) is malfunctioning.
Tip:Customization may not be possible depending on the malfunction in the wireless door lock control system (w/ Entry and Start System).
OK
No malfunctions are present in the wireless door lock control system (w/ Entry and Start System).
Result
Proceed to
OK
NG
CHECK CUSTOMIZE ITEMS
Display the "Vehicle Customization" screen.
Make a note of the customizable items for each main body ECU (multiplex network body ECU) related system.
Tip:These items shown as customizable via the radio and display receiver assembly vehicle customization screen can also be changed using the GTS. In a following step, the GTS will be used.
To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the power door lock control system related items that can be customized via the radio and display receiver assembly screen.
To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the wireless door lock control system (w/ Entry and Start System) related items that can be customized via the radio and display receiver assembly screen.
To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the lighting system (EXT) related items that can be customized via the radio and display receiver assembly screen.
Using the GTS, confirm that it is possible to change the settings of the customize parameters that are available for customization via the radio and display receiver assembly screen.
OK
The items available for customization via the radio and display receiver assembly screen can be customized successfully using the GTS.
Result
Result
Proceed to
OK
A
NG (for LHD)
B
NG (for RHD)
C
CHECK WIRELESS DOOR LOCK CONTROL SYSTEM (w/o Entry and Start System)
Check if the wireless door lock control system (w/o Entry and Start System) is malfunctioning.
Tip:Customization may not be possible depending on the malfunction in the wireless door lock control system (w/o Entry and Start System).
OK
No malfunctions are present in the wireless door lock control system (w/o Entry and Start System).
Result
Proceed to
OK
NG
CHECK CUSTOMIZE ITEMS
Display the "Vehicle Customization" screen.
Make a note of the customizable items for each main body ECU (multiplex network body ECU) related system.
Tip:These items shown as customizable via the radio and display receiver assembly vehicle customization screen can also be changed using the GTS. In a following step, the GTS will be used.
To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the power door lock control system related items that can be customized via the radio and display receiver assembly screen.
To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the wireless door lock control system (w/o Entry and Start System) related items that can be customized via the radio and display receiver assembly screen.
To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the lighting system (EXT) related items that can be customized via the radio and display receiver assembly screen.
Using the GTS, confirm that it is possible to change the settings of the customize parameters that are available for customization via the radio and display receiver assembly screen.
OK
The items available for customization via the radio and display receiver assembly screen can be customized successfully using the GTS.
Result
Result
Proceed to
OK
A
NG (for LHD)
B
NG (for RHD)
C