Car Problem Reports

Lexus GX470 Check Engine Light With Codes P0440, P0441, P0442, or P0446

Lexus GX470 Problem
7 Reports
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Model Years Affected: 2003, 2004, 2005, 2008

Average Mileage: 88,600 mi (70,000 mi - 104,000 mi)


The Check Engine Light may illuminate with various EVAP system fault codes stored. Our technicians tell us this may be caused by a sticking EVAP Purge Vacuum Switching valve. An improved valve is now available to remedy this problem.

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