16
USING THE TABLET
OBD2 Diagnostics
Erasing Diagnostic Trouble Codes (DTCs) - $04
NOTE: When the Tablet’s ERASE function is used to erase the DTCs from the vehicle’s
on-board computer, “Freeze Frame” data and manufacturer-specic enhanced data are
also erased.
If you plan to take the vehicle to a Service Center for repair, DO NOT erase the codes from the vehicle’s computer. If the
codes are erased, valuable information that might help the technician troubleshoot the problem will also be erased.
Erase DTCs from the computer’s memory as follows:
NOTE: When DTCs are erased from the vehicle’s computer memory, the I/M Readiness
Monitor Status program resets status of all the Monitors to a not run “ashing” condition.
To set all the Monitors to a DONE status, an OBD2 Drive Cycle must be performed. Refer
to your vehicle’s service manual for information on how to perform an OBD2 Drive Cycle
for the vehicle under test.
1. Refer to the Connecting Tablet to connect and retrieve codes [See page 11].
n Wait until the codes are displayed.
n Press the OK button to access to OBD2 Menu.
2. From OBD2 Menu, select Erase DTCs - $04, then press the OK button. A
conrmation message displays.
n If you are sure you want to proceed, choose Erase DTCs to
continue.
n If you do not want to proceed, press the Back button to return
to the OBD2 Menu.
3. Select Erase DTCs then press the OK button.
n If the vehicle’s engine is running, an advisory message shows: “Please stop the vehicle and place
transmission in Park or Neutral then press “OK” to continue.
n A “One moment please…” message displays while the erase function is in progress.
4. If the erase was successful, a conrmation message displays. After 3
seconds, the tablet automatically re-links to the vehicle’s computer.
n If the erase was not successful, an advisory message shows
indicating the erase request was sent to the vehicle’s computer.
After 3 seconds, the tablet automatically re-links to the vehicle’s
computer.
NOTE: If the erase was not successful and ECU error code $22 is
present, an advisory message display. Start the engine and maintain vehicle speed at 0.
Press the OK button to try again.