FixVault

DTC B2275 STSW Monitor Malfunction: Description

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.

This DTC is output when the hybrid control system start request signal circuit inside the main body ECU is open or shorted.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC Code Detection Condition Trouble Area
B2275 Hybrid control system start request signal circuit inside main body ECU or other related circuit is malfunctioning
  • Main body ECU
  • Hybrid vehicle control ECU
  • Harness or connector