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Home >> Toyota >> 2006 >> Prius >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> P112 Hybrid Vehicle Control - DTC P0A94 - P3226, U0100 - U0146 >> DTC P3110-223 IGCT Relay Malfunction; DTC P3110-527 HV Main Relay Malfunction >> Description

DTC P3110-223 IGCT Relay Malfunction; DTC P3110-527 HV Main Relay Malfunction: Description

The HV control ECU monitors the IGCT relay and IG2 relay to detect malfunction.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. INF Code DTC Detection Condition Trouble Area
P3110 223 IGCT relay is always closed
  • Wire harness or connector
  • Integration relay (IGCT relay)
P3110 527 IG2 logical inconsistency
  • Wire harness or connector
  • Integration relay (IG2 relay)