thesoundofturbo

hey i need help i got 2 codes
its codes 20 and 23
i dont know how to get rid of 20
and im not sure where the knock sensor is located on a b16a2 block i have a wire thats not plugged in and i might think that is the problem

thanks

95 integra

iTrader: (2)

Knock sensor is located on the back of the block under the 2nd intake manifold runner. Very top of the block, above the oil filter, right underneth the head/intake manifold.