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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 82 (Heating / Air Conditioning System - Diagnostic Codes (2 Of 3)) >> AIR CONDITIONING SYSTEM (for PHEV Model) >> DTC P0CDF-72: Hybrid/EV Battery Cooling Magnetic Valve Actuator Stuck Open [08/2023 - ] >> Procedure

DTC P0CDF-72: Hybrid/EV Battery Cooling Magnetic Valve Actuator Stuck Open [08/2023 - ]: Procedure

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  1. CHECK DTC (HYBRID BATTERY SYSTEM) 
    1. Check for DTCs.

      Powertrain > HV Battery > Trouble Codes 

      HINT: 

      Check even when the DTCs detected for temporary failures.

      Result

      Result Proceed to
      DTCs are output A
      DTCs are not output B

    Result: 

    GO TO DIAGNOSTIC TROUBLE CODE CHART (HYBRID BATTERY SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2023 - ] 

    Result: 

    See step  2

  2. INSPECT BATTERY COOLING MAGNETIC VALVE (NO. 2 MAGNET VALVE ASSEMBLY) 

    Refer to INSPECTION [08/2023 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPLACE BATTERY COOLING MAGNETIC VALVE (NO. 2 MAGNET VALVE ASSEMBLY). Refer to  REMOVAL [08/2023 - ]