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Scanner Operations Operations
• MIL SVS or Message Requested displays ECM requests to light the malfunction indicator
lamp (MIL) or service vehicle soon (SVS) lamp, or display a driver information alert.
• Last Test Failed displays a list of all failed tests.
• Test Failed Since Code Cleared displays a list failed tests that failed since the last time
codes were cleared from ECM memory.
A code list includes the DTC and a description (Figure 5-6).
Figure 5-6 Sample code list
Clear Codes
The scan tool clears trouble codes from the control module memory on some vehicles. If this
function is not available on the test vehicle, Clear Codes does not appear on the menu.
z To clear codes:
1. Select Clear Codes from the Codes Menu.
A confirmation message displays.
2. Make sure any conditions shown on the confirmation message are met, then select Yes.
A codes cleared message displays once the operation is complete.
3. Select Continue to return to the Codes Menu.
Freeze Frame/Failure Records
This selection displays the DTC that was set, along with corresponding data, when the ECM
commanded the malfunction indicator lamp (MIL) to turn on.
Freeze Frame/Failure Records is an OBD-II/EOBD function, see ($02) Display Freeze Frame
Data‚ on page 46, for additional information.
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