Check Engine Light With Codes P0440, P0441, P0442, or P0446: Lexus RX330 Muffler & Exhaust

Problem overview

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.

8 people reported this problem

4 comments

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Lexus RX330 vehicles with this problem

2 model years affected

Average mileage: 154,500 miles

(133,000 - 208,000)

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Check Engine Light With Codes P0440, P0441, P0442, or P0446 on Lexus RX330

Problem overview

Lexus RX330 vehicles with this problem

Need a diagnosis? Trust our Lexus experts.

Search for another problem

Ask our experts about your Lexus.