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.
2021 Genesis GV80 2.5T Advanced, AWDFACTORY OEM SERVICE PROCEDURE
Amplifier DTCS
AMPLIFIER DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B2801-00 | CAN Single Line Error M-CAN |
| B2915-00 | Front Left Woofer Open Load |
| B2916-00 | Front Right Woofer Open Load |
| B2917-00 | Front Left Mid/TWT Open Load |
| B2918-00 | Front Right Mid/TWT Open Load |
| B2919-00 | Front Center Open Load |
| B291A-00 | Rear Left Woofer Open Load |
| B291B-00 | Rear Right Woofer Open Load |
| B291C-00 | Rear Left Mid/TWT Open Load |
| B291D-00 | Rear Right Mid/TWT Open Load |
| B291E-00 | Left Surround Open Load |
| B291F-00 | Right Surround Open Load |
| B2920-00 | Subwoofer 1 Open Load |
| B2921-00 | Subwoofer 2 Open Load |
| B2930-00 | Acceleration Sensor 1 Open Load |
| B2931-00 | Acceleration Sensor 2 Open Load |
| B2932-00 | Acceleration Sensor 3 Open Load |
| B2933-00 | Acceleration Sensor 4 Open Load |
| B2935-00 | Mic 1 Open Load |
| B2936-00 | Mic 2 Open Load |
| B2937-00 | Mic 3 Open Load |
| B2938-00 | Mic 4 Open Load |
| B2939-00 | Mic 5 Open Load |
| B293A-00 | Mic 6 Open Load |
| B293B-00 | Mic 7 Open Load |
| B293C-00 | Mic 8 Open Load |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no 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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.