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Home >> Chevrolet >> 1999 >> Astro Van 2WD V6-4.3L VIN W >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Testing & Procedures - Antitheft Systems >> Scan Tool Data Definitions >> General Information
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General Information

The scan tool readings of the Passlock TM system assist in diagnosing a problem.

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

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