Actron 9640A manual View Freeze Data, O2 Monitor Test, Non-Continuous Tests, On-Board Systems

GM Enhanced (OBD II) Diagnostics

If one or more control modules stops

responding, the tool will display a mes-

5

sage that it is not responding. If you

Responding.Continue

the DTC definition. Use the

choose to continue, dashes will replace

Without

it?

arrow keys to view each DTC definition.

the module ID.

Press

to return to the GM Function Li .

View Freeze Data

When an emission-related fault occurs, certa

vehicle conditions are recorded

by the on-board computer. This information s ref rred to as a Freeze Frame

data. The information is a “snapshot” of the operating condit ons at the time of

a fault. This data can be overwritten by faults with a higher pr ority.

✓ If codes were erased, then freeze frame data may not be stored

vehicle

memory.

Select View FreezeData from the and

press

. A vehicle can store more

`

7rzFrame)

list.

ENTER

than one Freeze Frames or Failure

P16045(Failure

Rec)~

O2 Monitor Test

arrow keys

records. Use the

UP/DOWN

Module

$1Fisnot

[

to select a DTC.

DTC Definition(s)

Pressing the

arrow key displays

Pressing the

or

arrow key

P0107 Mod$101of4

Yes

<No>~

exits to the Freeze Data for: screen.

The cursor is positioned in front of the

last DTCFUNCdefinition viewed before exiting.

Freeze

Data

for:

Fault Data

Select the Freeze Frame/Failure

Record and press the

key to

display the PIDs recorded at the time of

the fault.

Use the

arrow keys to move

UP/DOWNLEFT/RIGHTENTERFUNC

through the list. The

arrow keys page up/down through the

When done, press the

key to return to the GM

unction List.

Refer to “O2 Monitor Test” on page 4-6 of Global BD II Diag ostics.

Non-Continuous Tests

Refer to“NonRIGHT-ContinuousTests” on page 4-

of GlobalOBD

Diagnostics.

On-Board Systems

UP/DOWN

MP/BARO

Refer to “On-Board Systems” on page 4-Circuit7 of Global OBDLowInputII Diagnostics[~.

5 – 12

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