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Scan Tool Data List: Notes

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
Scan Tool Data List

Scan Tool Parameter Data List Units Displayed Typical Data Value
Ignition ON/Engine OFF/Vehicle in PARK/Headlamps in AUTO 
Ambient Light Data DARK/LIGHT LIGHT (DRL ON) DARK (AHL ON)
Ambient Light Sensor Data Volts 4.7 Volts Maximum Light to 1.0 Volt Maximum Dark
Auto Headlamps Input 2 ACTIVE/INACTIVE INACTIVE (in LIGHT state)
Auto Learn Timer Security Data Seconds 0-600
Battery Voltage Data Volts Varies
Battery Voltage Security Data Volts Varies
Cargo Lamp Switch Input 1 ON/OFF OFF
Chime Outputs None/Headlamp/Turn Signal/Key-In-Ignition/Seatbelt/Park Brake None
Content Theft Lamp Security Data ON/OFF OFF
Content Theft State Security Data ON/OFF OFF
Courtesy Lamp Relay Input 2 ON/OFF OFF
Courtesy Lamp Relay Outputs ON/OFF OFF
Courtesy Lamp Timer Data Seconds 0 Seconds
DRL Relay Outputs ON/OFF ON (in LIGHT state)
Dimming Outputs ACTIVE/INACTIVE INACTIVE (park lamps OFF)
Dimming Potentiometer Data Volts Varies
Dimming Potentiometer Input Input 2 ACTIVE/INACTIVE ACTIVE
Dome Lamp Switch Input 2 ON/OFF OFF
Dome Override Switch Input 2 ON/OFF OFF
Door Key Switch Security Data ACTIVE/INACTIVE ACTIVE
Scan Tool Parameters (1 Of 2)

Scan Tool Parameter Data List Units Displayed Typical Data Value
Ignition ON/Engine OFF/Vehicle in PARK/Headlamps in AUTO 
Door Lock Relay Outputs ON/OFF OFF
Door Lock Relay Feedback Input 1 ON/OFF OFF (relay not energized)
Driver Door Jamb Switch Input 1 ACTIVE/INACTIVE ACTIVE (door open)
Driver Door Unlock Relay Outputs ON/OFF OFF
Flash to Pass Switch Input 2 ON/OFF OFF
Front Fog Lamp Relay Outputs ON/OFF OFF
Front Fog Lamp Switch Input 2 ON/OFF OFF
Headlamp Power Relay Outputs ON/OFF OFF (in LIGHT state)
Headlamp Relay Feedback Input 2 ON/OFF OFF (in LIGHT state)
High Beam Input Data Volts 12.2 - Low Beams 0.8 - High Beams
High Beam Switch Input 2 ON/OFF OFF
Horn Relay Outputs ON/OFF OFF
Ignition 1 Input 1 ACTIVE/INACTIVE ACTIVE
Ignition 3 Input 1 ACTIVE/INACTIVE ACTIVE
Ignition 1 Security Data ACTIVE/INACTIVE ACTIVE
Ignition 3 Security Data ACTIVE/INACTIVE ACTIVE
Ignition Power Mode Input 1 OFF/RUN/CRANK/UNKNOWN RUN
Inadvertent Power Relay Outputs ON/OFF ON
Inadvertent Power Timer Data Seconds 2400 Seconds
Interior Lighting Mode Outputs None/Interior/Illuminated Entry/Exit Lighting/Remote Illuminated Interior
Julian Date of Build Module Information 1 Numeric Varies
Key-In-Ignition Input 1 YES/NO YES
Last RFA Comd. Since Wake-Up Input 1 None/Lock/Unlock/Panic/Manual Resynch/Fob Program/Diag Acknowledge/Diag Request Unlock
Left Turn Signal Input 2 ON/OFF OFF
Lighting Calibration Number Module Information 2 Numeric Varies
Lighting Suffix Module Information 2 2 Letters Varies
Manufacture Enable Counter Module Information 1 0-255 0
Module Part Number Module Information 1 Numeric Varies
Park Brake Switch Input 1 SET/RELEASED RELEASED (park brake not set)
Park Lamp Relay Outputs ON/OFF OFF (in LIGHT state)
Park Lamps Input 2 ON/OFF ON
Passenger Door Jamb Input 1 ACTIVE/INACTIVE ACTIVE (door open)
Passenger Door Unlock Input Input 1 ACTIVE/INACTIVE INACTIVE
Passenger Door Unlock Relay Outputs ON/OFF OFF
Passlock™; Code Security Data Open/Short/Tamper/Numeric Valid Code 1-10
Passlock™ Data Voltage Security Data Volts 0.86-4.28 Volts
Scan Tool Parameters (2 Of 2)

Scan Tool Parameter Data List Units Displayed Typical Data Value
Ignition ON/Engine OFF/Vehicle in PARK/Headlamps in AUTO 
Passlock™; State Security Data Ignition Off/Tamper/Fail Enable/Fail Enable Dec/Seedkey Lm Pend/Seedkey Learn/Auto Learn Pend/Learn Passlock™/Monitor Passlock™/Normal Decision/Auto Learn Monitor Passlock™
Puddle Lamp Relay Outputs ON/OFF OFF
Rear Fog Lamp Relay Outputs ON/OFF OFF
Reminder Calibration Number Module Information 2 Numeric Varies
Reminder Suffix Module Information 2 2 Letters Varies
RFA Message Since Wake-Up Input 1 NONE/PANIC/Active Unlock Fob# /Active Lock/Prog Mode Cancel/Prog Successful/Prog Mode Ack/Manual Resync Actv Unlock Fob#
RAP Calibration Number Module Information 2 Numeric Varies
RAP Relay Outputs ON/OFF ON
RAP Relay Feedback Input 1 ON/OFF ON
RAP Suffix Module Information 2 2 Letters Varies
RAP Timer Data Seconds 1198 Seconds
Right Turn Signal Input 2 ON/OFF OFF
Seatbelt Buckled Input 1 YES/NO YES (driver seatbelt buckled)
Security Calibration Number Module Information 2 Numeric Varies
Security Lamp State Security Data ON/OFF/FLASHING OFF
Security Suffix Module Information 2 2 Letters Varies
Side Door Jamb Switch Input A ACTIVE/INACTIVE ACTIVE (door open)
Software Design Suffix Module Information 1 2 Letters Varies
Software Part Number Module Information 1 Numeric Varies
Transmission Preference Input 1 ON/OFF OFF
Tamper Timer Security Data Seconds 0-600
VCM/PCM Fail Enable Security Data YES/NO NO
VCM/PCM Fuel Continue Security Data YES/NO YES
VCM/PCM Learn Timer Security Data ACTIVE/INACTIVE INACTIVE
Vehicle Speed Data MPH 0
VTD Fuel Disable Security Data ACTIVE/INACTIVE INACTIVE
VTD Fuel Disable Until Ignition Off Security Data YES/NO NO
VTD Password Learn Mode Security Data ACTIVE/INACTIVE INACTIVE