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Home >> Buick >> 2019 >> Regal TourX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Engine Controls And Fuel - 3.6L (LGX) - Diagnostic Information And Procedures (P0449-P3436) And Symptoms) >> Diagnostic Information and Procedures >> DTC P0685-P0687, P0689, P0690, P1682, P16A7, P16AF, or P16B3 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

P0685, P0686, P0687, P16A7 

Control Circuit = Commanded state does not match the actual state - Greater than 2 s

P0689, P16AF 

Engine Controls Ignition Relay Feedback Signal = Commanded state does not match the actual state - Greater than 5 s

P0690, P16B3 

Engine Controls Ignition Relay Feedback Signal = Commanded state does not match the actual state - Greater than 5 s

P1682 

The following parameters are not within 3 V of each other:

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