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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Theft Deterrent / Keyless Entry) >> Engine Immobilizer System >> DTC B2784: Antenna Coil Open / Short >> Description

DTC B2784: Antenna Coil Open / Short: Description

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

This DTC is output when there is an open or short in the transponder key coil (built into the engine switch)

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area
B2784 Antenna coil is open/shorted
  • Wire harness or connector
  • Certification ECU (Smart key ECU assembly)
  • Engine switch
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