Operation CHARM
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Honda
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1992
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Prelude L4-2.2L SOHC
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Cranking Signal
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Description and Operation
Cranking Signal: Description and Operation
This signals the
ECU
when the engine is cranking. The ECU then enrichens the
air/fuel mixture
to improve starting performance.