Product manual
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3. View the DTCs and their definitions on the screen.
1/1
P1633 $10 BUICK
Ignition 0 Switch Circuit
?
Figure 5.8
4. If more than one DTC is found, use the Left/ Right
scroll button to check all the codes.
• If retrieved DTCs contain any manufacturer specific or
enhanced codes, a “Manufacturer specific codes are
found! Press any key to select vehicle make!” message
comes up prompting you to select vehicle manufacturer to
view DTC definitions. Use Up/Down scroll button to select
manufacturer and then press ENTER button to confirm.
Vehicle Manufacturer
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BUICK
BMW
CADILLAC ?
CHEVROLET
CHRYSLER
FORD
Figure 5.9
• If the manufacturer of your vehicle is not
listed, use the Up/Down scroll button to select
Other then press the ENTER button.