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P0140 and P2A01 any suggestion?

A

Ali Jamal

Active Member
Messages
33
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second O2 sensor is changed same codes appear cel is on again after i cleared it :gaah:
any suggestion?
thanks in advance.
 

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alrock

alrock

El Diablo
Staff member
Messages
10,647
Location
Scottsdale
Did you replace it with an OEM sensor or another brand? Non-OEM could be the issue. Watched a friend fight it on his Jeep - replaced four sensors until he bought an OEM one then the issue went away.
 
A

Ali Jamal

Active Member
Messages
33
I found that the original one is made in japan but the new oem id assembled in U.S.A


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