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.
Unit Check (Quick Check): HDD
This diagnosis checks the HDD mount error and the temperature, and displays a list of total and free capacities of each partition.
Select the Error History to display the error history that occurred while reading or writing the data to the HDD.
- When the HDD Status shows OK, the connection between the HDD pins and the audio-navigation unit are good.
- When the HDD Status shows NG*, there is a connection problem between the HDD pins and the audio-navigation unit.
*: When the HDD Status shows NG, the screen does not show the free and total capacities of each partition, however, it shows the temperature.
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.