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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Engine Controls And Fuel - 1.8L (LKN) - DTC P0446-DTC P31BF And Symptoms) >> Diagnostic Information and Procedures >> DTC P1463 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The ECM detects the vacuum reading is greater than a threshold within 5 s. The threshold is determined by applying a factor to the reference vacuum result.

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