2GR-FE STARTING – SMART KEY SYSTEM
ST–87
ST
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 B2287 LIN Communication Master Malfunction
DTC No. DTC Detection Condition Trouble Area
B2287
Communication or communication line is abnormal
between the main body ECU and the certification ECU
• Main body ECU
• Certification ECU
• Wire harness or connector
Main Body ECU
CAN
MPX1
CAN Line
LIN Line
B2785 Detection Area
B2287 Detection Area
Certification ECU
Steering Lock ECU
ID Code ECU
Engine Switch
SSW1
SSW2
B137997E01
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