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Home >> Lexus >> 2009 >> LS 600hL >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (Diagnostic Codes (P1606-308 - U0424-537) & Circuit Tests) >> Hybrid Control System >> DTC P3110-223: IGCT Relay Malfunction >> Description

DTC P3110-223: IGCT Relay Malfunction: Description

The hybrid vehicle control ECU monitors the IGCT2 relay and detects the following malfunction.

DTC No. INF Code DTC Detection Condition Trouble Area
P3110 223 There is a short to +B in the IGCT2 relay or the IGCT2 relay is stuck closed.
  • Wire harness or connector
  • Relay
  • Hybrid vehicle control ECU