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Home >> Lexus >> 2010 >> LS 600hL >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (Diagnostic Codes (P2120-152 - U0424-537) & Circuit Tests) >> Hybrid Control System >> DTC P2519-766: A/C Request "A" Circuit >> Description

DTC P2519-766: A/C Request "A" Circuit: Description

The hybrid vehicle converter sends IDH signals to the hybrid vehicle control ECU to inform the ECU of the cooling requirement and output current control due to high temperature of the hybrid vehicle converter.

DTC No. INF Code DTC Detection Condition Trouble Area
P2519 766 Malfunction in the cooling fan operation requirement signal circuit
  • Battery smart unit
  • Hybrid vehicle converter
  • Wire harness or connector