Actron Professional Enhanced Scan Tool 9640A, User Manual

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GM Enhanced (OBD II) Diagnostics
5
Record Data
Refer to “Record Data” on page 4-8 of Global OBD II Diagnostics. GM groups
the PIDs into four categories:
❒
Analog: viewing of analog sensor signals, such as measured voltage
from O2 sensors, temperature sensors, and air flow sensors.
❒
O2: viewing oxygen sensor information.
❒
Misfire: viewing of cylinder misfire information.
❒
Digital: viewing of switches, solenoids and relays.
✓
Some GM trucks manufactured in 1996 – 1998 have only one PID group.
For these vehicles, the selection menu does not appear.
Vehicle Info
Refer to “Vehicle Info” on page 4-9 of Global OBD II Diagnostics.
Review Data
Refer to “Review Data” on page 4-10 of Global OBD II Diagnostics. The fol-
lowing stored information can be reviewed for GM vehicles.
Print Data
Refer to “Print Data” on page 4-12 of Global OBD II Diagnostics.
Code Lookup
Refer to
“Code Lookup” on page 4-14 of Global OBD II Diagnostics.
1) I/M Readiness
2) DTC (Codes)
3) Pending Codes
4) Freeze Frame 5) O2 Monitor Test
6) Non-Continuous
7) Playback
8) Vehicle Info