how to replace knock sensors in 1992 mazda 929

1992 MAZDA 929
118,000 MILES
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MONTMAN65
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the check engine light comes on after the car runs for 2 or 3 miles .. i ran a diagnostic test on it came up with five flashes it says i have two knock sensor on my car one for each side how do i move them and how do i know which side is out
Nov 20, 2011 at 8:54 AM
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HMAC300
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if you had a better machine it wold tell you which side, bu tthe cheaper ones dont. most pro models do. they unscrew like a bolt or have abolt holding them in. they may be in awater jacket however so watch for coolant leaks.
Nov 20, 2011 at 3:20 PM