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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L, Or 6.2L - Troubleshooting & Diagnosis) >> Powertrain Relay Diagnosis >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. 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 GRD/Open Short to GRD/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
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