wrx /sti
#1
wrx /sti
hi guys i got wrx/sti import 1995 i got check engine light on i read code 22 knock sensor then i cleared code stayed off until car got warm came bk on again /why wud this do this and not wen warm/ wud the sensor need replacing
#2
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The ecu will only let the timing fully advance when the engine has warmed up. It is more than likely the sensor, i've known a few fail.
Plus it's the cheapest place to start.
Plus it's the cheapest place to start.
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