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Home >> Buick >> 2015 >> Verano Premium, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls And Fuel - 2.4L (Lea) - DTC P0335 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0685-P0687, P0689, P0690, or P1682: Engine Controls Ignition Relay/Ignition 1 Switch Circuit 2 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different variant/trim than selected.

P0685 

The ECM detects that the commanded state of the driver and the actual state of the control circuit do not match for greater than 2 s.

P0686 

The ECM detects a short to ground on the control circuit for greater than 2 s.

P0687 

The ECM detects a short to voltage on the control circuit for greater than 2 s.

P0689 

The engine controls ignition relay voltage is less than 5 volts for greater than 5 s.

P0690 

The ECM detects the engine controls ignition relay feedback circuit is greater than 4 V for greater than 5 s.

P1682 

The ECM detects that there is greater than 3 V difference between the ignition main relay signal and the engine controls ignition relay signal circuits for greater than 1 s.

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