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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 782 (Engine Control System & Fuel System - 2.4L - DTC P0351 To DTC P2544) >> DTC P0685, P0689, or P0690 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground High Resistance Open Short to Voltage Signal Performance
Battery Supply Voltage - Coil P0685 P0685 P0685 - -
Battery Supply Voltage - Armature P0689 P0689 P0689 - -
Relay Control Circuit P0685 P0685 P0685 P0685 -
Relay Feedback Circuit P0689 P0689 P0689 P0690 -