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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 356 (Engine Controls And Fuel - 3.6L (LGX) - DTC P0446 To DTC P3436 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0685-P0687, P0689, P0690, or P1682: Engine Controls Ignition/Ignition Switch >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage
B+ P0689, P1682, P16A7, P16AF, P16BC P0685, P0689, P1682, P16A7, P16AF, P16BC -
Control P0686, P0690, P16B3, P16BF P0685, P0689, P1682, P16A7, P16AF, P16BC P0685, P0687, P0689, P1682, P16A7, P16AF, P16BC
Feedback P0689, P1682, P16A7, P16AF, P16BC P0689, P1682, P16A7, P16AF, P16BC P0690, P16B3, P16BF
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