more power with check light 21

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B

b16eg

Junior Member
will i get more power with check light 21 off?? im running a b16 with a stock p28. how do i fix check light 10. 21.
 
can anyone help?? is it because of my stock p28 ecu, is that y its throwing that code?? do i need to reset the ecu?? i changed the vtec soilnoid and the code comes on but it make my car feel alot better. can help or suggestion to y its coming up??? i just want to know if the 21 goes off, will i feel more power or do i just need to reset the ecu?
 
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