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Home >> Toyota >> 2015 >> Prius Plug-in >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 124 (Lin Communication System (Diagnostic Codes) (Except Plug-In)) >> Lin Communication System >> DTC B126A: Remote Engine Starter ECU Communication Stop; DTC B1269: Theft Deterrent ECU Communication Stop [08/2014 - ] >> Description
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DTC B126A: Remote Engine Starter ECU Communication Stop; DTC B1269: Theft Deterrent ECU Communication Stop [08/2014 - ]: Description

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The main body ECU (multiplex network body ECU) communicates with the accessory ECUs via BERKES communication.

These DTCs are stored when communication between the main body ECU (multiplex network body ECU) and accessory ECU stops for 10 seconds or more.

DTC No. DTC Detection Condition Trouble Area
B126A
B1269
No communication between main body ECU (multiplex network body ECU) and accessory ECU for 10 seconds or more.
  • Accessory ECU
  • Main body ECU (multiplex network body ECU)
  • Wire harness or connector