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Home >> Chevrolet >> 2001 >> Chevy Express G2500, Van Cargo Extended, 5.0 M >> Repair and Diagnosis >> External Pages >> Different car >> Section 929 (Body Control Modules) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Input 1
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Input 1

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2001 GMC Yukon XL, 2001 GMC Yukon, 2001 GMC Sierra, 2001 GMC Cab & Chassis Sierra, and 2001 GMC C3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Ignition 1

The scan tool displays ACTIVE when the ignition switch is in the RUN or CRANK position.

Ignition 3

The scan tool displays the position of the ignition switch. The scan tool displays ACTIVE when the ignition switch is in the RUN position only.

Ignition Power Mode

The scan tool displays the position of the ignition switch. The scan tool displays OFF, RUN, CRANK and UNKNOWN. The UNKNOWN display is when the BCM can not determine the position of the ignition switch.

Key In Ignition

The scan tool displays the position of the ignition key in the ignition switch cylinder. The scan tool displays YES when the ignition key is fully inserted into the ignition switch cylinder. The BCM uses this data in controlling the operation of the reminder chime feature.

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