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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 P3000-603: HV Battery Malfunction >> Description

DTC P3000-603: HV Battery Malfunction: Description

The hybrid vehicle control ECU monitors its internal operation and detects the following malfunction.

DTC No. INF Code DTC Detection Condition Trouble Area
P3000 603 The hybrid vehicle control ECU detects a HV battery cooling system error signal.
  • Hybrid vehicle control ECU
  • HV battery
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