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Home >> Chevrolet >> 1999 >> S10/T10 P/U 2WD L4-2.2L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions >> General Information
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General Information

The typical scan tool readings of Body Control Module (BCM) data will assist in diagnosing a problem. The scan tool data displays may be viewed while the vehicle is being driven.

The typical scan tool data definitions represent general information displayed on the scan tool regarding the following items:
^ BCM functions
^ Ignition inputs
^ Basic operating conditions

The data messages and menu headings displayed on the scan tool are defined below.
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