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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 P1501-7A: Hybrid/EV Battery Cooling Refrigerant Gas Fluid Leak or Seal Failure [08/2023 - ] >> Monitor Description

Monitor Description

WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.

When the refrigerant pressure value is abnormal versus the ambient temperature, the air conditioning ECU illuminates the MIL and stores the DTC.

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