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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 937 (Engine Controls And Fuel - 4.3L - DTC P0340 To DTC P2138) >> DTC P1682 >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
EC Ignition Relay Feedback

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Ignition ON, engine OFF, Powertrain Relay commanded ON.
Ignition 1 Voltage 0 Volts 0 Volts 0 Volts
Run/Crank Ignition 1 Voltage Signal

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Ignition ON, engine OFF, Run/Crank Relay commanded ON.
Ignition 1 Voltage 0 Volts 0 Volts 12 Volts