Question about 2001 Lexus RX 300
Had codes for front cylinders misfire and vvt code cleared codes road test to see what was going on it drove 25mph the ck engine light came back on codes for rear cylinders misfire and code p0172 put plugs in it idles better but bank 2 long term fuel is -30% can u help
Possible bad mass air flow sensor causing rich fuel trim, vvt cam gear also possible issue.
Posted on Aug 11, 2009
Have an exhaust shop check it - you probably have a worn out cat converter and or bad O2 sensor(s).
Posted on Aug 07, 2009
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Posted on Jan 02, 2017
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