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Home >> Toyota >> 2011 >> Matrix Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Smart Key System (Keyless Start) (Diagnostic Codes & Circuit Tests)) >> Smart Key System >> DTC B2281: "P" Signal Malfunction >> Description
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DTC B2281: "P" Signal Malfunction: Description

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

The power source control ECU and the shift lock control ECU are connected by a cable and the BEAN. If the cable information and BEAN information are inconsistent, this DTC will be output.

DTC No. DTC Detection Condition Trouble Area
B2281 Cable and BEAN between power source control ECU and shift lock control ECU are inconsistent
  • Power source control ECU
  • Shift lock control ECU
  • Wire harness