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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 783 (Engine Control System & Fuel System - 2.2L (L61) - DTC P0412 To DTC P2544) >> DTC P0685 or P0690 >> Typical Scan Tool Data

Typical Scan Tool Data

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.
EC Ignition Relay Feedback Signal

Circuit Normal Range Short to Ground Open Short to Voltage
Operating Conditions:  Ignition ON, with the engine OFF
Battery Supply Voltage - Coil - 0 V 0 V -
Battery Supply Voltage - Armature - 0 V 0 V -
EC Ignition Relay Control - 0 V 0 V -
EC Ignition Relay Feedback 11.9-12.9 V 0 V 0 V More than 2 V1
1 DTC P0690 will set if the ECM detects voltage when the ignition is in the OFF position.