Uploaded March 2023 | Updated September 2026, 1 hour ago

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In today's short video we take a look at a 2009 Nissan Maxima with a 3.5l V6 engine. The check engine light is illuminated and there is a trouble code P0171 lean bank 1 code stored in the ECM. Watch as I show you how to quickly diagnose a simple vacuum leak using a low cost diy scan tool!
***********************Tool used in this video!***************************
KINGBOLEN YA200 OBD2 Scanner
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