Certification Ecu - Toyota 2GR-FE Manual

DTC B2287
DESCRIPTION
This DTC is output when there is a LIN communication problem between the main body ECU and

certification ECU.

HINT:
When the main body ECU is replaced with a new one and the negative (-) battery terminal is connected,
the power source mode becomes the IG-ON mode. When the battery is removed and reinstalled, the
power source mode that was selected when the battery was removed is restored.
After the main body ECU or certification ECU is replaced, perform the registration procedures for the
engine immobiliser system (See page EI-8).
DTC No.
Communication or communication line is abnormal
B2287
between the main body ECU and the certification ECU
Main Body ECU
2GR-FE STARTING – SMART KEY SYSTEM
LIN Communication Master Malfunction
DTC Detection Condition
B2785 Detection Area
CAN
CAN Line
B2287 Detection Area
MPX1
LIN Line
SSW1
SSW2
Engine Switch
Trouble Area
• Main body ECU
• Certification ECU
• Wire harness or connector
Certification ECU
Steering Lock ECU
ID Code ECU
ST–87
ST
B137997E01