 Code 21 flashing |
 Jan 15, 2010 - 5:50 PM
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 Enthusiast  Joined Nov 29, '06 From Newnan, Ga. Currently Offline Reputation: 3 (100%)  |
CEL came on on my son's ST, reads code 21. Replace front oxygen sensor? anything else?
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Jan 15, 2010 - 5:52 PM
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Enthusiast Joined Apr 27, '09 From West Coast Canada Currently Offline Reputation: 0 (0%) |
QUOTE (56willysnut @ Jan 15, 2010 - 6:50 PM)  CEL came on on my son's ST, reads code 21. Replace front oxygen sensor? anything else? you asnwered your own question. |
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56willysnut Code 21 flashing Jan 15, 2010 - 5:50 PM
95st-celica yea...that should clear it Jan 15, 2010 - 6:06 PM |
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