Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls And Fuel - 1.4L (LUJ, LUV) - DTC P0300 To DTC P2635 And Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P0685, P0686, P0687, P0689, P0690 or P1682: Engine Controls Ignition Relay Control Circuit >> Diagnostic Instructions