02 corolla running lean HELP!!

[caprice80]

need ideas how to correct. used a scanner code said " too lean" what can I do anyone have ideas.. i'd appreciate it

[GTS91]

Originally Posted by caprice80

need ideas how to correct. used a scanner code said " too lean" what can I do anyone have ideas.. i'd appreciate it

Check your oxygen sensor:

Look at the live scanner read out of oxygen sensor and make sure it oscillates somewhat regularly - usually malfunctioning sensor will be stuck in lean or rich mode for a long time giving wrong info to the ecu.