GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Engine is at Idle, Upper Radiator Hose is Hot, Closed Throttle, Gear is in PARK, and Accessories are OFF.

1-2 Adapt Status Cell 0

F4

Fast/Slow

Varies

1-2 Adapt Status Cell 1

F4

Fast/Slow

Varies

1-2 Adapt Status Cell 2

F4

Fast/Slow

Varies

1-2 TAP Cell 1

F4

PSI

Varies

1-2 TAP Cell 2

F4

PSI

Varies

1-2 TAP Cell 3

F4

PSI

Varies

1-2 TAP Cell 4

F4

PSI

Varies

2-1 Adapt Status 0% Throttle

F4

Fast/Slow

Varies

2-1 Adapt Status Full Throttle

F4

Fast/Slow

Varies

2-1 Adapt Status Lift Foot

F4

Fast/Slow

Varies

2-1 Adapt Status Part Throttle

F4

Fast/Slow

Varies

2-1 Adapt Status Pre-Select

F4

Fast/Slow

Varies

2-1 TAP Cell 1

F4

PSI

Varies

2-1 TAP Cell 2

F4

PSI

Varies

2-1 TAP Cell 3

F4

PSI

Varies

2-1 TAP Cell 4

F4

PSI

Varies

2-1 TAP Cell 5

F4

PSI

Varies

2-1 TAP Cell 6

F4

PSI

Varies

2-1 TAP Cell 7

F4

PSI

Varies

2-1 TAP Cell 8

F4

PSI

Varies

2-1 TAP Cell 9

F4

PSI

Varies

2-1 TAV Cell 1

F4

CM[caret ]3

Varies

2-1 TAV Cell 2

F4

CM[caret ]3

Varies

2-3 Adapt Status Cell 0

F5

Fast/Slow

Varies

2-3 Adapt Status Cell 1

F5

Fast/Slow

Varies

2-3 Adapt Status Cell 2

F5

Fast/Slow

Varies

2-3 TAP Cell 1

F5

PSI

Varies

2-3 TAP Cell 2

F5

PSI

Varies

2-3 TAP Cell 3

F5

PSI

Varies

2-3 TAP Cell 4

F5

PSI

Varies

3-2 Adapt Status 0% Throttle

F5

Fast/Slow

Varies

3-2 Adapt Status Full Throttle

F5

Fast/Slow

Varies

3-2 Adapt Status Lift Foot

F5

Fast/Slow

Varies

3-2 Adapt Status Part Throttle

F5

Fast/Slow

Varies

3-2 Adapt Status Pre-Select

F5

Fast/Slow

Varies

3-2 TAP Cell 1

F5

PSI

Varies

3-2 TAP Cell 2

F5

PSI

Varies

3-2 TAP Cell 3

F5

PSI

Varies

3-2 TAP Cell 4

F5

PSI

Varies

3-2 TAP Cell 5

F5

PSI

Varies

3-2 TAP Cell 6

F5

PSI

Varies

3-2 TAP Cell 7

F5

PSI

Varies

3-2 TAP Cell 8

F5

PSI

Varies

3-2 TAP Cell 9

F5

PSI

Varies

3-2 TAV Cell 1

F5

CM[caret ]3

Varies

3-2 TAV Cell 2

F5

CM[caret ]3

Varies

3-4 Adapt Status Cell 0

F6

Fast/Slow

Varies

3-4 Adapt Status Cell 1

F6

Fast/Slow

Varies

3-4 Adapt Status Cell 2

F6

Fast/Slow

Varies

3-4 TAP Cell 1

F6

PSI

Varies

3-4 TAP Cell 2

F6

PSI

Varies

3-4 TAP Cell 3

F6

PSI

Varies

3-4 TAP Cell 4

F6

PSI

Varies

4-3 Adapt Status 0% Throttle

F6

Fast/Slow

Varies

4-3 Adapt Status Full Throttle

F6

Fast/Slow

Varies

4-3 Adapt Status Lift Foot

F6

Fast/Slow

Varies

4-3 Adapt Status Part Throttle

F6

Fast/Slow

Varies

4-3 Adapt Status Pre-Select

F6

Fast/Slow

Varies

4-3 TAP Cell 1

F6

PSI

Varies

4-3 TAP Cell 2

F6

PSI

Varies

4-3 TAP Cell 3

F6

PSI

Varies

4-3 TAP Cell 4

F6

PSI

Varies

4-3 TAP Cell 5

F6

PSI

Varies

4-3 TAP Cell 6

F6

PSI

Varies

4-3 TAP Cell 7

F6

PSI

Varies

4-3 TAP Cell 8

F6

PSI

Varies

4-3 TAP Cell 9

F6

PSI

Varies

4-3 TAV Cell 1

F6

CM[caret ]3

Varies

4-3 TAV Cell 2

F6

CM[caret ]3

Varies

4-5 Adapt Status Cell 0

F7

Fast/Slow

Varies

4-5 Adapt Status Cell 1

F7

Fast/Slow

Varies

4-5 Adapt Status Cell 2

F7

Fast/Slow

Varies

4-5 TAP Cell 1

F7

PSI

Varies

4-5 TAP Cell 2

F7

PSI

Varies

4-5 TAP Cell 3

F7

PSI

Varies

4-5 TAP Cell 4

F7

PSI

Varies

5-4 Adapt Status 0% Throttle

F7

Fast/Slow

Varies

5-4 Adapt Status Full Throttle

F7

Fast/Slow

Varies

5-4 Adapt Status Lift Foot

F7

Fast/Slow

Varies

5-4 Adapt Status Part Throttle

F7

Fast/Slow

Varies

5-4 Adapt Status Pre-Select

F7

Fast/Slow

Varies

5-4 TAP Cell 1

F7

PSI

Varies

5-4 TAP Cell 2

F7

PSI

Varies

5-4 TAP Cell 3

F7

PSI

Varies

5-4 TAP Cell 4

F7

PSI

Varies

5-4 TAP Cell 5

F7

PSI

Varies

5-4 TAP Cell 6

F7

PSI

Varies

5-4 TAP Cell 7

F7

PSI

Varies

5-4 TAP Cell 8

F7

PSI

Varies

5-4 TAP Cell 9

F7

PSI

Varies

5-4 TAV Cell 1

F7

CM[caret ]3

Varies

5-4 TAV Cell 2

F7

CM[caret ]3

Varies

4WD Low

F0

Enabled/Disabled

Disabled

Cold Shift Pattern

F2

Disabled/Enabled

Disabled

Current Gear

F0, F1, F2, F3

0-7

0

Driver Demanded Engine Torque

F0, F2, F4, F5, F6, F7, F8

N·m (lb ft)

0

Driver-Reverse Adapt Status Cell 0

F8

Numeric Value

Varies

ECT

F0, F1

°C (°F)

Varies

Engine Run Time

F0, F1, F2, F3, F4, F5, F6, F7, F8

Hr:Min:Sec

Varies

Engine Torque

F0, F1, F2, F4, F5, F6, F7, F8

N·m (lb ft)

10

Force Motor Solenoid A Enabled

F3

Yes/No

Yes

Forced Motor Solenoid B Enabled

F3

Yes/No

Yes

Gear Commanded

F0, F1, F2, F3

0-7

0

Gear Ratio

F0, F1, F2, F4, F5, F6, F7, F8

Ratio

--

Gear Selected

F0, F1, F2, F3

0-8

8

GS Delay From Drive 4 to R Cell 3

F8

Seconds

Varies

GS Delay From Reverse to D 1 Cell 3

F8

Seconds

Varies

GS TAP From Drive 4 to R Cell 1

F8

PSI

Varies

GS TAP From Neutral to D 1 Cell 1

F8

PSI

Varies

GS TAP From Neutral to R Cell 1

F8

PSI

Varies

GS TAP From Reverse to D 1 Cell 1

F8

PSI

Varies

GS TAP From Reverse to N Cell 2

F8

PSI

Varies

GS TAV From Drive 4 to R Cell 1

F8

CM[caret ]3

Varies

GS TAV From Drive 4 to R Cell 2

F8

CM[caret ]3

Varies

GS TAV From Neutral to D 1 Cell 1

F8

CM[caret ]3

Varies

GS TAV From Neutral to D 1 Cell 2

F8

CM[caret ]3

Varies

GS TAV From Neutral to R Cell 1

F8

CM[caret ]3

Varies

GS TAV From Neutral to R Cell 2

F8

CM[caret ]3

Varies

GS TAV From Reverse to D 1 Cell 1

F8

CM[caret ]3

Varies

GS TAV From Reverse to D 1 Cell 2

F8

CM[caret ]3

Varies

Ignition Voltage

F0

Volts

14.00

Last Output Speed Range Shift

F2, F4, F5, F6, F7, F8

RPM

Varies

Neutral-First Adapt Status Cell 0

F8

Slow/Fast

Varies

Neutral-Reverse Adapt Status Cell 0

F8

Slow/Fast

Varies

Neutral-Second Adapt Status Cell 0

F8

Slow/Fast

Varies

Next Output Speed for Downshift

F0, F2, F4, F5, F6, F7, F8

RPM

0

Next Output Speed Upshift

F0, F2, F4, F5, F6, F7, F8

RPM

Varies

Normal Shift Pattern

F2

Enabled/Disabled

Enabled

PC Sol. A Actual Current

F0, F3

Amps

Varies

PC Sol. A Ref. Current

F0, F3

Amps

Varies

PC Sol. B Actual Current

F0, F3

Amps

Varies

PC Sol. B Ref. Current

F0, F3

Amps

Varies

PC Solenoid A Duty Cycle

F0, F3

%

0%

PC Solenoid B Duty Cycle

F0, F3

%

0%

Previous Gear

F0, F1, F2, F3

0-7

0

Requested Torque

F4, F5, F6, F7, F8

Numeric Value

Varies

Reverse-First Adapt Status Cell 0

F8

Fast/Slow

Varies

Reverse-Second Adapt Status Cell 0

F8

Fast/Slow

Varies

Service Brake Status Inverted

F0, F1

Enabled/Disabled

Enabled

Shift Solenoid C

F0, F2

On/Off

On

Shift Solenoid D

F0, F2

On/Off

On

Shift Solenoid E

F0, F2

On/Off

On

Shift Solenoid C Open/Short to GND

F2

Yes/No

No

Shift Solenoid C Short to Volts

F2

Yes/No

No

Shift Solenoid D Open/Short to GND

F2

Yes/No

No

Shift Solenoid D Short to Volts

F2

Yes/No

No

Shift Solenoid E Open/Short to GND

F2

Yes/No

No

Shift Solenoid E Short to Volts

F2

Yes/No

No

TCC Duty Cycle

F0, F1

%

0%

TCC Duty Cycle Open/Short to GND

F1

Yes/No

No

TCC Duty Cycle Short to Volts

F1

Yes/No

No

TCC Slip Speed

F0, F1

RPM

Varies

TFP Sw. C/D/E/R

F0

On/Off

--

Torque Management Duty Cycle

F0, F2

% DC

Varies

Tow/Haul Mode

F0

Inactive/Active

Inactive

Torque Requested

F0, F2

N·m (lb ft)

0

TP Angle

F0, F1, F2, F3, F4, F5, F6, F7, F8

Percent

0%

TR Sw.

F0

Park, Reverse, Neutral, Drive, 4,3,2,1

Park

TR Sw. A/B/C/P

F0

On/Off

Off/On/On/Off

Trans. Fluid Temp.

F0, F1, F2, F3, F4, F5, F6, F7, F8

°C (°F)

Varies

Transmission Hot Mode

F0, F1

On/Off

Off

Transmission ISS

F0, F1, F2, F3, F4, F5, F6, F7, F8

RPM

600-800

Transmission OSS

F0, F1, F2, F3, F4, F5, F6, F7, F8

RPM

0

Turbine Speed

F0, F1, F2, F3, F4, F5, F6, F7, F8

RPM

600-800

Data List Legend

    • F0: Trans. Data
    • F1: TCC Data
    • F2: Shift Data
    • F3: PC Solenoid Data
    • F4: 1-2 Adapt. Data
    • F5: 2-3 Adapt. Data
    • F6: 3-4 Adapt. Data
    • F7: 4-5 Adapt. Data
    • F8: Garage Shift Adapt. Data