OTC OBD II Scan Tool Mode D'emploi page 14

Multiple PIDs may be sent if vehicle is equipped with more than one
computer module (for example a powertrain control module [PCM]
and a transmission control module [TCM]. The Tool identifies them
by their identification names (ID) assigned by manufacturer (i.e. $10
or $1A). See PID Definitions for more information.
If one or more control modules stop responding, the Tool displays a
message:
‰ If continuing , dashes will replace data in right hand column.
‰ If NO is selected, the Tool will attempt to re-establish
communication with that module.
Entire Data List
Selecting Entire Data List from the Select Data to View menu will
show all supported PID data for the vehicle being tested.
The Select Data to View menu will show all supported PID data for
the vehicle being tested.
From the Select Data to View menu:
1. View PIDs on Tool. Use the
 UP or  DOWN arrow
key. See PID Definitions for
more information.
2. If the " " icon displays while
gR
a PID is selected, press
ENTER to view graph.
3. Press  BACK to return to PID screen.
4. Press  BACK again to Select Data to View menu.
5. Press  BACK again to return to Diagnostic Menu.
Select Data to View
=========================
Entire Data List
Custom Data List
Long PID Names
English / Metric
"
A/C PRESS (psi) 15.5
A/C PRESS (V)
A/F RATIO
BARO PRESS ("Hg)29.9
ABSLT TPS
ENGINE (RPM)
CALC LOAD (%)
MAF (LB / M)
14
3.00
14:1
12.2
2352

83.1
0.57