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Home >> Pontiac >> 1999 >> Sunfire L4-2.2L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> Engine Scan Tool Data Definitions >> Engine Speed
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Engine Speed

Range - 0-6384 RPM
Engine Speed is computed by the PCM from the fuel control reference input. It should remain close to desired idle under the various engine loads with the engine idling.
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