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DTC B2276: ACCR Signal Circuit Malfunction: Description

This DTC is stored when an input malfunction occurs in the ACC relay cut input signal circuit inside the certification ECU (smart key ECU assembly).

HINT: 

When the battery cable is disconnected and reconnected, the power source returns to the mode it was in before the battery cable was disconnected.

DTC No. DTC Detection Condition Trouble Area DTC Output Confirmation Operation
B2276 When an input malfunction occurs in the ACC relay cut input signal circuit inside the certification ECU (smart key ECU assembly) (1-trip detection logic*)
  • Certification ECU (smart key ECU assembly)
  • SFI system
  • Wire harness or connector
Engine start operation is performed.
Vehicle Condition when Malfunction Detected Fail-safe Function when Malfunction Detected
  • ACC is not turned off during cranking.
  • The start assembly turns slowly.
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RELATED DATA LIST AND ACTIVE TEST ITEMS

DTC No. Data List Item Active Test Item
B2276 - -