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.
2012 Lexus LS 600hLFACTORY OEM SERVICE PROCEDURE
Audio And Visual System
AUDIO AND VISUAL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| B1585 | USB Media Malfunction |
| B15A1 | Audio HU Malfunction |
| B15A3 | Stereo Component Amplifier Malfunction |
| B15AC | Rear Console Malfunction |
| B15B3 | Radio Tuner Malfunction |
| B15B4 | CD Changer Malfunction |
| B15B5 | DVD Changer Malfunction |
| B15B7 | Bluetooth Module Malfunction |
| B15BB | Multi-media Interface ECU Malfunction |
| B15DF | USB Communication Malfunction |
| B15E1 | Media Malfunction |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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