Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Diagnostic Trouble Code (DTC) Memory, checking (function 02)
- Switch on printer by pressing PRINT button (indicator lamp in button lights up.)
Indicated on display
- Press buttons -0- and -2- to select "Check DTC Memory" function 02.
Indicated on display
- Press -Q- button to confirm input.
Indicated on display (the number of stored malfunctions)
Stored malfunctions are displayed and printed out one after the other.
- Check printout against DTC table and repair all malfunctions as necessary. See DIAGNOSTIC TROUBLE CODE (DTC) TABLE .
If "No DTC recognized" is displayed the program will return to the starting point ("Select function XX" prompt) after the --> button is pressed.
Indicated on display
If anything else is displayed:
See Scan Tool operating instructions.
- End output (function 06). See END OUTPUT (FUNCTION 06) .
- Switch ignition off and disconnect diagnostic cable from Data Link Connector (DLC.)
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.