WHAT IS THE MOST LIKELY CAUSE OF A DTC 41?

1988 Ford Taurus

Tiny

Anonymous

February, 4, 2013 AT 12:40 AM

WHAT IS THE MOST LIKELY CAUSE OF A DTC 41?

FOUND 14755 RELATED QUESTIONS

Wiring Issue?

68 ANSWERS
128 IMAGES

1 Answer

Tiny

caradiodoc

February, 4, 2013 AT 2:16 AM

41 oxygen sensor circuit indicates system always lean

Check for vacuum leaks, low fuel pressure, a leak in the exhaust system ahead of the oxygen sensor, restricted injector due to varnish buildup, and a leak in the fresh air tube between the mass air flow sensor and throttle body.

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