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Home >> Oldsmobile >> 1999 >> Cutlass V6-191 3.1L VIN M SFI >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions - Powertrain Systems >> Start-Up ECT

Start-Up ECT

Scan Tool Range -40°C to 151°C (-40°F to 304°F). Indicates the Engine Coolant Temperature at the time that the vehicle was started. Used by the HO2S diagnostic to determine if the last start-up was a cold start.
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