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.
Self-diagnostic Function Mode Display
- CONNECT
The screen will display connection check status for each device while in this self-diagnostic mode.
- "RR DISPLAY" (rear controller and screen) will always indicate OK (green color).
- The screen indicates connecting device codes.
- If the connection for the "H/U" (audio unit) is "DVD" (DVD player unit), or "JACK" (auxiliary jack assembly) is faulty, the screen will display NG (red color).
- STATUS
The screen will display screen status while in this self-diagnostic mode.
- If there is a change (analog to digital) of signal error for the categories "+B VOLT" or "TEMP", the screen will display "Err".
- The screen indicates open or closed condition of the screen.
- UNIT CHECK
The screen will display self-diagnostic status while in this self-diagnostic mode.
- VERSION
The screen will display device version information while in this self-diagnostic mode.
If a connection to a device is no-good, the screen will display "-".
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.