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Home >> Chevrolet >> 2021 >> Trailblazer RS, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls And Fuel - 1.0L (L4B L4F L4G LIJ) Or 1.2L (L4H L4K LIF LIH) - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC P0102, P0103, or U060F >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0102 

MAF Sensor = Less than 1050 Hz - For greater than 6 s

P0103 

MAF Sensor = Greater than 14500 Hz - For greater than 6 s

U060F 

Serial Data circuit = Message Counter Incorrect/Too Few Pulses - For greater than 1 s