WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. However, it is still accessible from the selected car via links, so may be relevant.
INSPECT OIL COOLER ASSEMBLY
Visually check the oil cooler assembly for cracks or damage.
If cracks or damage are found, replace the oil cooler assembly.