Toyota Tercel OBD1 Codes Code 31

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1989 Toyota Tercel Passing Smog Test For Registration.

1989 TOYOTA TERCEL
Obd1 Code Readout Says Codes 31, And 41. Code 31 First. I Don't See A Mass Air Sensor On This Older Car Like My 2002 Tacoma. I Want To Try...
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Asked by Laterdaze

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