GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2000 🢒 Corvette 🢒 Brakes 🢒 Antilock Brake System 🢒 Scan Tool Data List

Ignition is ON, engine OFF, and steering wheel is straight

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

8 Digit GM Part Number

Controller Information 1

Number

16XXXXXX

ABS Active

ABS/TCS/ACTIVE HANDLING Data

Yes/No

No

ABS Failed

ABS/TCS/ACTIVE HANDLING Data

Yes/No

No

Calibration ID

Controller Information 1

Number

XXXX

Base Part Number

Controller Information 2

Number

XXXX

Brake Pressure Sensor Input (RPO JL4)
    • ABS/TCS/Active Handing Data
    • VES Data

Volts

--

Brake Pressure Sensor State (RPO JL4)
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

Off

Build Sequence Number

Controller Information 1

Number

XXXX

Calibration Part Number

Controller Information 2

Number

XXXX

End Model Part Number

Controller Information 2

Number

XXXX

ROM Part Number

Controller Information 2

Number

XXXX

Delivered Torque PWM Duty Cycle

ABS/TCS/ACTIVE HANDLING Data

%

10

Active Handling Active

ABS/TCS/ACTIVE HANDLING Data

Yes/No

No

Active Handling Failed

ABS/TCS/ACTIVE HANDLING Data

Yes/No

No

Digital SWPS Index Pules (Without JL4)

VES Date

States Change

High/Low

Digital SWPS Bias Correction
    • ACTIVE HANDLING Data
    • VES Date

--

--

Analog SWPS Voltage
    • VES Data
    • ACTIVE HANDLING Data

Volts

2.5

Digital SWPS Input A
    • VES Data
    • ACTIVE HANDLING Date

State Change

High/Low

Digital SWPS Input B
    • VES Data
    • ACTIVE HANDLING Data

State Change

High/Low

Brake Switch

ABS/TCS/ACTIVE HANDLING Data

Applied/Released

Released

Front Master Cylinder Isolation Solenoid (RPO JL4)
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

Front Prime Solenoid (RPO JL4)

ABS/TCS/Active Handing Data

On/Off

OFF

Ignition Power

ABS/TCS/ACTIVE HANDLING Data

Volts

12

Julian Date Code

Controller Information 1

Year/Day

XXXX

Lateral Accelerometer Input (JL4)
    • VES Data
    • ACTIVE HANDLING Data

Volts

2.5

LF Inlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

LF Outlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

LF Wheel Speed
    • ABS/TCS/Active Handing Data
    • VES Data

km/h or mph

0

LR Outlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

LR Inlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

LR Wheel Speed
    • ABS/TCS/Active Handing Data
    • VES Data

km/h or mph

0

Magnasteer® Commanded Current

VES Data

Amps

0

Magnasteer® Failed

VES Data

Yes/No

No

Magnasteer® Feedback Current

VES Data

Amps

0

PROM ID

Controller Information 1

Number

XXXX

Pump Motor Relay Commanded State

ABS/TCS/ACTIVE HANDLING Data

On/Off

Off

Pump Motor Relay Feedback State

ABS/TCS/ACTIVE HANDLING Data

On/Off

Off

Red Brake Warning Indicator

ABS/TCS/ACTIVE HANDLING Data

On/Off

Off

Requested Torque PWM Duty Cycle

ABS/TCS/ACTIVE HANDLING Data

%

90

Rear Master Cylinder Isolation Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

Off

Rear Prime Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

RF Inlet Solenoid

    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

RF Outlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

RF Wheel Speed
    • ABS/TCS/ACTIVE HANDLING Data
    • VES Data
    • ACTIVE HANDLING Data

km/h or mph

0

Rough Road Parameter

ABS/TCS/ACTIVE HANDLING Data

g

0

RR Inlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

RR Outlet Solenoid
    • ABS/TCS/Active Handing Data
    • VES Data

On/Off

OFF

RR Wheel Speed
    • ABS/TCS/ACTIVE HANDLING Data
    • VES Data
    • ACTIVE HANDLING Data

km/h or mph

0

Solenoid Relay Commanded State

ABS/TCS/ACTIVE HANDLING Data

On/Off

Off

Solenoid Relay Feedback State

ABS/TCS/ACTIVE HANDLING Data

On/Off

Off

Steering Angle Centering Complete
    • VES Data
    • ACTIVE HANDLING Data

Yes/No

0

Stop Lamp Switch

ABS/TCS/ACTIVE HANDLING Data

Applied/Released

Released

Switched Pump Battery Power
    • ABS/TCS/Active Handing Data
    • VES Data

Volts

--

Switched System Battery Power

ABS/TCS/ACTIVE HANDLING Data

Volts

12

TCS Active

ABS/TCS/ACTIVE HANDLING Data

Yes/No

No

TCS Failed

ABS/TCS/ACTIVE HANDLING Data

Yes/No

No

Vehicle Speed

    • ABS/TCS/Active Handing Data
    • VES Data

Km/h/MPH

0

Vehicle Yaw Rate - Engineering Units
    • VES Data
    • ACTIVE HANDLING Data

°/sec

0

VES Active
    • VES Data
    • ACTIVE HANDLING Data

Yes/No

No

VES Active Indicator/Message
    • VES Data
    • ACTIVE HANDLING Data

On/Off

Off

VES Failed
    • VES Data
    • ACTIVE HANDLING Data

Yes/No

No

VES Warning Indicator/Message
    • VES Data
    • ACTIVE HANDLING Data

On/Off

Off

VES is Centered
    • VES Data
    • ACTIVE HANDLING Data

Yes/No

No

Yaw Rate Sensor Input (JL4)
    • VES Data
    • ACTIVE HANDLING Data

Volts

2.5