Check Engine Light With any of These Codes: P0171, P0174, P2195, or P2197 on Lexus GX470

Submitted by Jim Taddei · May 29, 2025
Published by RepairPal

Problem overview

The Check Engine Light may illuminate with any of the following codes stored: P0171, P0174, P2195, or P2197, signifying a lean running condition. Our technicians tell us this is commonly caused by a faulty air fuel ratio sensor. A revised sensor is available to correct this concern.

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Lexus GX470 vehicles with this problem

Average mileage: 101,000 miles
(101,000 - 101,000)

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