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Home >> Lexus >> 2013 >> IS 250 Base, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Steering Column >> Power Tilt & Telescopic Steering Column (Diagnostic Codes & Circuit Tests) >> Power Tilt And Power Telescopic Steering Column System >> DTC B2620: ECU Power Source Circuit Malfunction >> Description

DTC B2620: ECU Power Source Circuit Malfunction: Description

The ECU power source circuit supplies positive voltage to the multiplex tilt & telescopic ECU.

DTC No. Detection Item Trouble Area
B2620 The voltage of the ECU power source drops to 8 V or less and this condition continues for 10 secs. or more.
  • Battery
  • Wire harness or connector
  • Multiplex tilt & telescopic ECU
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