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available; tap it to exit after viewing.
Read Codes
This function retrieves and displays the DTCs from the vehicle
’s control system. The
Read Codes screen varies for each vehicle being tested, on some vehicles, freeze
frame data can also be retrieved for viewing. The sample Read Codes screen displays
as below:
Figure 4-10
Sample Read Codes Screen
1. Diagnostics Toolbar Buttons
– see
Table 4-2 Diagnostics Toolbar Buttons
on page
27 for details.
2. Main Section
Code Column
– displays the retrieved codes from the vehicle.
Status Column
– indicates the status of the retrieved codes.
Description Column
– detailed descriptions for the retrieved codes.
Snowflake Icon
– only displays when freeze frame data is available for viewing;
Selecting displays a data screen, which looks very similar to the Read Codes
interface, therefore same operation method may be applied.
3. Functional Button
– in this case, only a
Back
(or sometimes an
ESC
) button is
available; tap it to return to the previous screen or exit the function.
Erase Codes
After reading the retrieved codes from the vehicle and certain repairs have been carried
out, you can decide to erase the codes from the vehicle using this function. Before
performing this function, make sure the vehicle
’s ignition key is in the ON (RUN)
position with the engine off.
