Operation CHARM: Car repair manuals for everyone.
Home >> Chevrolet >> 2000 >> Malibu V6-3.1L VIN J >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions - Powertrain Systems >> Engine Speed

Engine Speed

The scan tool displays 0-9999 RPM. Engine speed is computed by the PCM from the 3X reference input. It should remain close to desired idle under various engine loads with engine idling.
pro multis · About Operation CHARM