EJ201 and EJ202 Subaru Engines
The EJ201 and EJ202 engines had multi-point sequential fuel injection and centrally located spark plugs. The EJ201 and EJ202 engines had two ignition coils (one for each pair of cylinders, i.e. 1-2 and 3-4) which fired the spark plugs directly twice per cycle. The ignition knock control system had 'fuzzy logic' that enabled the maximum ...
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