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.
Top Hi-Fi amplifier and High End Hi-Fi amplifier
The digital Top Hi-Fi amplifier (AMPT) and the High End Hi-Fi amplifier (AMPT) convert the digital audio signals transmitted from the headunit to the MOST bus into analogue audio signals. The Top Hi-Fi amplifier and/or High End Hi-Fi amplifier (AMPT) also receive the analogue signals from the Active Sound Design (ASD). The combined and amplified audio signals are transmitted to the relevant speakers.
| Item | Explanation |
|---|---|
| 1 | Top Hi-Fi amplifier (AMPT) and/or High End Hi-Fi amplifier (AMPT) |
| 2 | 20-pin plug connection (speaker output) |
| 3 | 2-pin plug connection (voltage supply) |
| 4 | 2-pin plug connection for MOST and 12-pin for Active Sound Design (ASD) |
NO RELATED
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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.