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DTC B2286: Runnable Signal Malfunction: Description

This DTC is stored when serial communication signals and multiplex communication signals in the circuit between the power source control ECU and ECM are inconsistent.

HINT: 

When the power source control ECU is replaced with a new one and the negative (-) battery terminal is connected, the power source mode becomes IG-ON mode. When the battery is removed and reinstalled, the power source mode that was selected when the battery was removed is restored.

DTC No. DTC Detection Condition Trouble Area
B2286 Serial communication signals and multiplex communication signals in the circuit between the power source control ECU and engine control ECU are inconsistent.
  • Multiplex communication system
  • CAN communication system
  • ECM
  • Power source control ECU
  • Wire harness or connector
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