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Home >> Cadillac >> 2018 >> Escalade Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Engine Controls And Fuel - 6.0L (L96) - DTC P0351 To DTC P2636 And Diagnostic Information And Procedures) >> Diagnostic Information And Procedures >> DTC P0685, P0686, P0687, P0689, P0690 Or P1682: Engine Controls Ignition Relay/Ignition 1 Switch Circuit 2 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. 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 Signal Performance
B+ - Relay Coil P0689, P1682 P0685, P0689, P1682, P16A7, P16AF - -
B+ - Relay Switch P0689, P1682 P0685, P0689, P1682, P16A7, P16AF - -
Ignition - Component - Terminal 87 P0689, P1682 P0689, P1682, P16A7, P16AF P0690, P16B3 -
Control - Relay Coil P0686, P0690 P0685, P0689, P1682, P16A7, P16AF P0685, P0687, P0689, P1682* -
*Internal control module or component damage may occur if the circuit shorts to B+.
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