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.
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HOMESERVICE MANUALSACURA2023MDX BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSAUDIO VISUAL SYSTEMS - SYMPTOM TROUBLESHOOTING
2023 Acura MDX Base
Audio Visual Systems - Symptom Troubleshooting
2023 Acura MDX BaseSECTION Audio Visual Systems - Symptom Troubleshooting
- Troubleshooting
- AcuraLink Symptom Troubleshooting - AcuraLink prompts or operator voice is weak or cannot be heard (2022 2023 2024)
- AcuraLink Symptom Troubleshooting - AcuraLink services do not work (2022 2023 2024)
- AcuraLink Symptom Troubleshooting - Remote immobilizer indicator does not go off (2025)
- AcuraLink Symptom Troubleshooting - Remote operation does not work (2025)
- Audio and Visual System Symptom Troubleshooting - Active noise cancellation does not work (2025)
- Notes
- Inspection Outline
- Related Information
- HDS Function
- +B_AUDIO(VST), IG1_BACKUP(VST), PGND Circuit Inspection
- SWD+B Open Wire Inspection
- MIC_PWR Circuit Inspection
- ANC_F_MIC+8V, SH_ANC_F_MIC Circuit Inspection
- ANC_M_MIC+8V, SH_ANC_M_MIC Circuit Inspection
- ANC_R_MIC+8V, SH_ANC_R_MIC Circuit Inspection
- BF-CAN_H, BF-CAN_L Open Wire Inspection
- ANC_F+, ANC_R+, ANC_F-, ANC_R- Circuit Inspection
- Front HFL-ANC/Active Sound Control Microphone Inspection
- Middle ANC/Active Sound Control Microphone Inspection
- Rear ANC/Active Sound Control Microphone Inspection
- ANC/Active Sound Control Unit Inspection
- Infotainment Control Unit Inspection
- Audio and Visual System Symptom Troubleshooting - Audio remote-HFL switch does not work properly (touchpad unit buttons work) (2022 2023 2024)
- Audio and Visual System Symptom Troubleshooting - Audio remote-HFL switch does not work properly (volume and seek switch buttons work) (2025)
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 11 Speakers) (2025)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_8CH_AUDIO_AMP, PGND Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- RL_DOOR_SPKR2+, RL_DOOR_SPKR2- Circuit Inspection
- RR_DOOR_SPKR2+, RR_DOOR_SPKR2- Circuit Inspection
- SUB_WOOFER1+, SUB_WOOFER1-, SUB_WOOFER2+, SUB_WOOFER2- Circuit Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 12 Speakers) (2022 2023 2024)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_AUDIO_AMP, PGND Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- FL_TWEETER+, FL_TWEETER- Circuit Inspection
- FR_TWEETER+, FR_TWEETER- Circuit Inspection
- SATL_SP+(N/W_IN), SATL_SP-(N/W_IN) Circuit Inspection
- SATR_SP+(N/W_IN), SATR_SP-(N/W_IN) Circuit Inspection
- RL_DOOR_SPKR+, RL_DOOR_SPKR- Circuit Inspection
- RR_DOOR_SPKR+, RR_DOOR_SPKR- Circuit Inspection
- CTR_SPKR+, CTR_SPKR- Circuit Inspection
- SUB_WOOFER+, SUB_WOOFER- Circuit Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 16 Speakers) (2022 2023 2024)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_AUDIO_AMP, PGND Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- FL_TWEETER+, FL_TWEETER- Circuit Inspection
- FR_TWEETER+, FR_TWEETER- Circuit Inspection
- SATL_SP+(N/W_IN), SATL_SP-(N/W_IN) Circuit Inspection
- SATR_SP+(N/W_IN), SATR_SP-(N/W_IN) Circuit Inspection
- RL_DOOR_SPKR+, RL_DOOR_SPKR- Circuit Inspection
- RR_DOOR_SPKR+, RR_DOOR_SPKR- Circuit Inspection
- RL_O/H+, RL_O/H- Circuit Inspection
- RR_O/H+, RR_O/H- Circuit Inspection
- RL_SPKR+, RL_SPKR- Circuit Inspection
- RR_SPKR+, RR_SPKR- Circuit Inspection
- CTR_SPKR+, CTR_SPKR- Circuit Inspection
- SUB_WOOFER+, SUB_WOOFER- Circuit Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 19 Speakers) (2025)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_AUDIO_AMP, PGND Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- FL_TWEETER+, FL_TWEETER- Circuit Inspection
- FR_TWEETER+, FR_TWEETER- Circuit Inspection
- SATL_SP+(N/W_IN), SATL_SP-(N/W_IN) Circuit Inspection
- SATR_SP+(N/W_IN), SATR_SP-(N/W_IN) Circuit Inspection
- RL_DOOR_SPKR2+, RL_DOOR_SPKR2- Circuit Inspection
- RR_DOOR_SPKR2+, RR_DOOR_SPKR2- Circuit Inspection
- RR_O/H+, RR_O/H- Circuit Inspection
- RL_SPKR+, RL_SPKR- Circuit Inspection
- RR_SPKR+, RR_SPKR- Circuit Inspection
- CTR_SPKR+, CTR_SPKR- Circuit Inspection
- SUB_WOOFER1+, SUB_WOOFER1-, SUB_WOOFER2+, SUB_WOOFER2- Circuit Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 25 Speakers) (2022 2023 2024)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_AUDIO_AMP, PGND Circuit Inspection
- +B_AUDIO_AMP2, PGND Circuit Inspection
- SWD+B Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- FL_TWEETER+, FL_TWEETER- Circuit Inspection
- FR_TWEETER+, FR_TWEETER- Circuit Inspection
- L_CTR_CON+, L_CTR_CON- Circuit Inspection
- R_CTR_CON+, R_CTR_CON- Circuit Inspection
- FL_PRE+, FL_PRE- Circuit Inspection
- FR_PRE+, FR_PRE- Circuit Inspection
- SATL_SP+(N/W_IN), SATL_SP-(N/W_IN) Circuit Inspection
- SATR_SP+(N/W_IN), SATR_SP-(N/W_IN) Circuit Inspection
- RL_DOOR_SPKR+, RL_DOOR_SPKR- Circuit Inspection
- RR_DOOR_SPKR+, RR_DOOR_SPKR- Circuit Inspection
- RL_O/H+, RL_O/H- Circuit Inspection
- RR_O/H+, RR_O/H- Circuit Inspection
- RL_SPKR+, RL_SPKR- Circuit Inspection
- RR_SPKR+, RR_SPKR- Circuit Inspection
- CTR_SPKR+, CTR_SPKR- Circuit Inspection
- SUB_WOOFER+, SUB_WOOFER- Circuit Inspection
- RL_9+, RL_9- Circuit Inspection
- RR_9+, RR_9- Circuit Inspection
- 3RD_L_O/H+, 3RD_L_O/H- Circuit Inspection
- 3RD_R_O/H+, 3RD_R_O/H- Circuit Inspection
- Stereo Amplifier (Sub) Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 31 Speakers) (2025)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_AUDIO_AMP, PGND Circuit Inspection
- +B_AUDIO_AMP2, PGND Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- FL_TWEETER+, FL_TWEETER- Circuit Inspection
- FR_TWEETER+, FR_TWEETER- Circuit Inspection
- RL_DOOR_SPKR1+, RL_DOOR_SPKR1- Circuit Inspection
- RR_DOOR_SPKR1+, RR_DOOR_SPKR1- Circuit Inspection
- RL_9+, RL_9- Circuit Inspection
- RR_9+, RR_9- Circuit Inspection
- RL_SPKR+, RL_SPKR- Circuit Inspection
- RR_SPKR+, RR_SPKR- Circuit Inspection
- CTR_SPKR+, CTR_SPKR- Circuit Inspection
- SUB_WOOFER1+, SUB_WOOFER1-, SUB_WOOFER2+, SUB_WOOFER2- Circuit Inspection
- SATL_SP+(N/W_IN), SATL_SP-(N/W_IN) Circuit Inspection
- SATR_SP+(N/W_IN), SATR_SP-(N/W_IN) Circuit Inspection
- RL_O/H+, RL_O/H- Circuit Inspection
- RR_O/H+, RR_O/H- Circuit Inspection
- 3RD_L_O/H+, 3RD_L_O/H- Circuit Inspection
- 3RD_R_O/H+, 3RD_R_O/H- Circuit Inspection
- Stereo Amplifier (Sub) Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal) (With 9 Speakers) (2022 2023 2024)
- Notes
- Inspection Outline
- Related Information
- Speaker Inspection
- +B_AUDIO_AMP, PGND Circuit Inspection
- FL_SPKR+, FL_SPKR- Circuit Inspection
- FR_SPKR+, FR_SPKR- Circuit Inspection
- FL_9+, FL_9- Circuit Inspection
- FR_9+, FR_9- Circuit Inspection
- RL_DOOR_SPKR+, RL_DOOR_SPKR- Circuit Inspection
- RR_DOOR_SPKR+, RR_DOOR_SPKR- Circuit Inspection
- SUB_WOOFER+, SUB_WOOFER- Circuit Inspection
- Stereo Amplifier Inspection
- Audio and Visual System Symptom Troubleshooting - Booming sound while driving with audio unit on or off (2022 2023 2024)
- Notes
- Inspection Outline
- Related Information
- HDS Function
- +B_AUDIO(VST), IG1_BACKUP(VST), SWD+B, PGND Circuit Inspection
- MIC_PWR, MIC_GND Circuit Inspection
- MIC_PWR Circuit Inspection
- MIC_GND Open Wire Inspection
- ANC_F_MIC+8V, SH_ANC_F_MIC Circuit Inspection
- ANC_M_MIC+8V, SH_ANC_M_MIC Circuit Inspection
- ANC_R_MIC+8V, SH_ANC_R_MIC Circuit Inspection
- PF-CAN A_H, PF-CAN A_L Open Wire Inspection
- ANC_F+, ANC_R+, ANC_F-, ANC_R- Circuit Inspection
- Front HFL-ANC/Active Sound Control Microphone Inspection
- Middle ANC/Active Sound Control Microphone Inspection
- Rear ANC/Active Sound Control Microphone Inspection
- Telematics Control Unit Inspection
- Stereo Amplifier (Sub) Inspection
- Stereo Amplifier Inspection
- ANC/Active Sound Control Unit Inspection
- Audio and Visual System Symptom Troubleshooting - Center display unit will not turn on or has turned off during use (blank screen) (2022 2023 2024)
- Audio and Visual System Symptom Troubleshooting - Center display unit will not turn on or has turned off during use (blank screen) (2025)
- Notes
- Inspection Outline
- Related Information
- ACC_RLY(VST), ACC, GND Circuit Inspection
- ACC(VST) Open Wire Inspection
- +B_BACKUP(VST), PGND Circuit Inspection
- +B_AUDIO, IG1_METER, GND Circuit Inspection
- DISP_CONT Circuit Inspection
- LVDS2+, LVDS2-, LVDS2_SH Circuit Inspection
- Center Display Unit Inspection
- Infotainment Control Unit Inspection
- Audio and Visual System Symptom Troubleshooting - Charge-only USB port does not work (2022 2023 2024)
- Audio and Visual System Symptom Troubleshooting - Charge-only USB port does not work (2025)
- Audio and Visual System Symptom Troubleshooting - Error code: Check Antenna is displayed (2022 2023 2024)
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.