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Scan Tool Data Definitions

WARNING: This page is about a different car, the 2003 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Battery Voltage:  The scan tool displays 0-30 volts. Display indicates the voltage measured between the module's battery positive voltage circuit and ground circuit.

Ignition 1:  The scan tool displays Active/Inactive. The scan tool displays Active when the Ignition 1 input circuit of the RIM receives a battery voltage signal from the IGN-1 RELAY.

Ignition 1 Run/Crank:  The scan tool displays Active/Inactive. The scan tool displays Active when the Run/Crank circuit of the DIM receives a battery voltage signal from the ignition switch.

Ign. Accessory/Run:  The scan tool displays Active/Inactive. The scan tool displays Active when only the Accessory/Run circuits of the DIM receives a battery voltage signal from the ignition switch.

Ignition Switch:  The scan tool displays Accy/Crank/Off/RAP/RAP-Unlock/Run/Unlock. The scan tool displays Accy when the accessory circuit of the DIM receives a battery voltage signal from the ignition switch. The scan tool displays Crank when the Crank/Run circuit of the DIM receives a battery voltage signal from the ignition switch. The scan tool displays Off when none of the power moding circuits of the DIM receive a battery voltage signal from the ignition switch. The scan tool displays RAP, when RAP is active and none of the power moding circuits of the DIM receive a battery voltage signal from the ignition switch. The scan tool displays Run when all of the power moding circuits of the DIM receive a battery voltage signal from the ignition switch.

Fig 1: Diagnostic Trouble Code (DTC) List
G02095487Courtesy of GENERAL MOTORS CORP.