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Home >> Lexus >> 2012 >> IS 250C Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Starter >> Smart Access System With Push-Button Start (For Start Function) (Diagnostic Codes & Symptom Tests) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> DTC B2276: ACCR Signal Circuit Malfunction >> Description
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DTC B2276: ACCR Signal Circuit Malfunction: Description

This DTC is stored when the ACCR output circuits inside the power source control ECU are open or shorted.

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 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.

DTC No. DTC Detection Condition Trouble Area
B2276 ACCR output circuit inside power source control ECU or other related circuit is malfunctioning
  • Power source control ECU
  • ECM
  • Wire harness or connector
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