Global OBD II Diagnostics

 

 

 

 

 

 

 

 

 

 

After making a selection, press

to establish a communication link. Mul-

 

 

 

 

 

ENTER

 

 

 

 

 

 

 

tiple PIDs may be sent if the vehicle is equipped with more than one computer

 

module — Powertrain Control Module (PCM), Transmission Control Module

 

(TCM), etc. The scan tool identifies them by their identification names (ID)

 

assigned by the manufacturer (i.e. $40 or $1F).

 

 

 

 

 

 

If the Scan Tool receives multiple

 

 

 

 

 

 

 

responses for a PID, such as MIL STA-

 

 

 

N

 

TUS, it displays the PID and with the

Module$1Fisnot

 

 

 

 

.

 

 

 

 

 

 

 

 

computer module ID blinking in paren-

ENGINE(RPM)($10)A

 

 

56[

 

 

 

Select View Freeze Data from the

 

 

 

 

 

 

261~

 

 

 

theses.

 

 

 

 

 

 

 

 

 

 

 

If one or more control modules stops

 

 

 

 

 

 

 

responding, the tool displays a mes-

 

 

 

 

 

 

 

sage that it is not responding.

 

Responding.Continue

 

If you choose to continue, dashes will

 

 

 

 

 

 

 

replace the data in the right-hand col-

 

 

 

 

 

 

 

umn. If NO is selected, then the scan

 

 

 

 

 

 

 

tool attempts to reestablish communi-

 

 

 

 

 

 

4

cation with that module.

 

 

 

 

 

 

 

 

 

 

Press

to return to the

OBDII Functi List.

 

 

 

 

 

 

VIEW FREEZE DATA

 

 

 

 

 

 

 

 

 

When an emission-related fault occurs, certa n vehicle conditions are recorded

 

by the on-board computer. This information s referred 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 h gher pr ority.

vehicleOFF

 

If codes were erased, then freeze frame dataILSTATUS(may not be stored$10)A

 

 

memory.

 

 

 

 

Withoutit?

<No>~

 

OBDII Function List and press

 

The scan tool links to the vehicle, veri-

 

fies the PIDs and displays the data. Use

Yes

 

the

arrow keys to move

 

 

 

 

 

 

 

• • • • • • •ENTER• • UP/DOWN• • • • • • • • • • • • • • • • • • • • • • • • • • •TROUBCOEP0443`OBDIIFunctionList65Data4Erase• •)V• •ANT(oFiw• • • •FreezeDataCodes• • • • • • • • • 12• • 4~]– 5

 

throughFUNCthe list.

 

 

 

 

 

 

 

 

 

 

If more than one computer module

 

 

 

 

 

 

 

responds with freeze frame data, then

 

 

 

 

 

 

 

the frame number and module display

 

 

 

 

 

 

 

on the first line. Press the

LEFT/RIGHTCALCLOAD(%)95ABSLTTPS 365[.0~

 

key to change modules.

 

 

 

 

 

 

 

 

 

 

 

When done, press the

 

 

key to

 

 

 

 

 

 

 

return to the OBDII Function List.

 

 

 

 

 

 

 

Page 37
Image 37
Actron 9640A manual Select View Freeze Data from, Responding.Continue, Obdii Function List and press