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Home >> Chevrolet >> 1999 >> S10/T10 P/U 2WD 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 - 1 >> Number of Catalyst Mon Test Completed
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Number of Catalyst Mon Test Completed

Range - 0-255
The Catalyst Mon. Test completed sample counter is the total number of test samples this ignition cycles. The Samples counter should never indicate greater than 1 unless the technician has cleared a DTC or disconnected the battery.
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