93 Ford escort has a 172 DTC, what could cause this? on 1993 Ford Escort

HEGO (too lean)

by in Garden Grove, CA on March 10, 2012
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1 answer 1 comment
ANSWER by , March 12, 2012
Pull PCV Valve and check
COMMENT by , March 12, 2012
PCV Valve operates as it should.....Just checked to be sure. thanks for your response. Just got back from smog check. I replaced the O2 sensor and cleared the codes. It passed with flying colors, with no Check engine lite. thanks for the help!