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Home >> Chevrolet >> 2018 >> Impala Premier, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 2.5L (LCV) - Diagnostic Information And Procedures (P0340-P2635) And Symptoms) >> Diagnostic Information and Procedures >> DTC P0650, P263A, or P263B >> Conditions for Setting the DTC

Conditions for Setting the DTC

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DTC P0650 or P263A 

The ECM detects low voltage during the MIL control circuit driver OFF state. This indicates either a shorted to ground or an open MIL control circuit.

DTC P263B 

The ECM detects high voltage on the MIL control circuit during the driver ON state. This indicates a shorted to voltage MIL control circuit.

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