SYSTEM DIAGRAM

Parts Location
System DescriptionMain 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:
The main body ECU (multiplex network body ECU) controls the items for the following
systems th ...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR SEAT CUSHION ASSEMBLY
2. REMOVE NO. 4 ROOM PARTITION COVER LH
3. REMOVE NO. 4 ROOM PARTITION COVER RH
4. REMOVE NO. 3 ROOM PARTITION COVER
5. REMOVE BACK PANEL GARNISH HOLE PLUG
6. REMOVE BACK PANEL TRIM
7. REMOVE FRONT DOOR SCUFF PLATE ...
Lost Communication with ECM / PCM "A" (U0100,U0101,U0123,U0126,U0129,U0142,U0155)
DESCRIPTION
When a malfunction is detected between various ECUs and sensors, these DTCs are
stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / PCM "A"
...