Mike's Workshop Manuals
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Chevrolet
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1999
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Tracker 4D Utility, 4WD, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/Codes
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Diagnostic Tests
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DTC P0103: Mass Airflow (MAF) Sensor Circuit High Frequency
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Condition For Setting DTC
Condition For Setting DTC
MAF sensor output current greater than 4.9 milliamps for longer than 5 seconds.