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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 923 (Engine Controls And Fuel - 4.3L - Diagnosis & Troubleshooting) >> Powertrain Relay Diagnosis >> 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

Display Parameters Normal Range Short to Ground Open/High Resistance Short to Voltage
Operating Conditions:  Ignition ON, engine OFF, powertrain relay commanded ON.
EC Ignition Powertrain Relay Circuit Status OK/Incomplete Short to GRN/Open Short to GRN/Open Short to B+
EC Ignition Powertrain Relay Command ON ON ON ON
EC Ignition Powertrain Relay Feedback Signal 12-12.9 V 0.0 V 0.0 V 12-12.9 V