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Home >> Chevrolet >> 2000 >> Astro Van L AWD V6-4.3L VIN W >> 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 >> Ignition 1 Low
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Ignition 1 Low

YES/NO: The scan tool indicates when low ignition voltage has been detected by the VCM. A low ignition 1 voltage may degrade ignition timing and injector operation. The normal ignition 1 voltage is approximately 13.8 volts, but may vary between 11-16 volts.
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