2001 Lexus GS 300 6 cyl Two Wheel Drive Automatic 92000 miles
check engine lite on, codes 0171,0172, come uo, lean fuel at O2 sensor banks 1, 2, checked for air leaks at intake, none, repaced the coolant temp. Sensor, al with no resolve. Went to highest octaine fuel codes come back, any suggestions?
Monday, January 28th, 2008 AT 6:19 PM