Scan Tool Data Definitions

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Software Part Number: Part number of component program or the ECU. Used to determine applicability to vehicle RPO content.

Accessory 1: Input from ignition switch ACCESSORY circuit. Used to determine power mode. Hot in ACCESSORY and RUN.

Battery Voltage: Direct line from the battery used to monitor voltages.

Battery Power 2: High current voltage supply to the control module for powering up the unit.

Battery Power 3: High current voltage supply to the control module for powering up the unit.

Crank: Input from ignition switch closed to battery voltage when the ignition switch is in the CRANK position.

Door Jamb Switch: Input showing state of the passenger doors.

Driver Door Switch: Input from the driver door indicating door status.

Ground 2: High current ground circuit to the control module.

Ignition 0: Input to the control module from the ignition switch indicating the Ignition 0 position. Switch closed (HOT) in ignition switch positions Unlock, Accessory, Run, Crank.

Ignition 1: Input to the control module from the ignition switch indicating the Ignition 1 position. Switch closed (HOT) in ignition switch positions Run, Crank.

Inadvertent Power Output: Input indicating the sensed state of the inadvertent power request circuit.

Inadvertent Power Output: Output indicating the state as commanded by the control module.

Key In Ignition: Input from ignition switch indicating that the ignition key is inserted into the ignition switch. HOT with key in ignition and ignition switch position LOCK.

RAP Output: Output indicates state that the control module has commanded.

Trunk Ajar Switch: Indicates state of switch used to control lamp in trunk and IPC indicator.