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 MANUALSACURA2023RDX BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTAUDIO VISUAL SYSTEMS - DIAGNOSTICS & TESTING
2023 Acura RDX Base
Audio Visual Systems - Diagnostics & Testing
2023 Acura RDX BaseSECTION Audio Visual Systems - Diagnostics & Testing
- Audio and Visual System Symptom Troubleshooting
- Audio System Sound Is Weak Or Distorted (Display Is Normal) (With 16 Speakers)
- Notes
- Inspection Area
- Inspection Outline
- Related Information
- Inspection
- Speaker Inspection
- Power Supply (+B_AUDIO_AMP), GND (PGND) Circuit Inspection
- Signal (FL17_SPKR+), Signal (FL17_SPKR-) Circuit Inspection
- Signal (FR17_SPKR+), Signal (FR17_SPKR-) Circuit Inspection
- Signal (FL9_SPKR+), Signal (FL9_SPKR-) Circuit Inspection
- Signal (FR9_SPKR+), Signal (FR9_SPKR-) Circuit Inspection
- Signal (FL_TWEETER+), Signal (FL_TWEETER-) Circuit Inspection
- Signal (FR_TWEETER+), Signal (FR_TWEETER-) Circuit Inspection
- Signal (FL_OVERHEAD_SPKR+), Signal (FL_OVERHEAD_SPKR-) Circuit Inspection
- Signal (FR_OVERHEAD_SPKR+), Signal (FR_OVERHEAD_SPKR-) Circuit Inspection
- Signal (RL_SPKR+), Signal (RL_SPKR-) Circuit Inspection
- Signal (RR_SPKR+), Signal (RR_SPKR-) Circuit Inspection
- Signal (RL_OH_SP+), Signal (RL_OH_SP-) Circuit Inspection
- Signal (RR_OH_SP+), Signal (RR_OH_SP-) Circuit Inspection
- Signal (SATL_SPKR+), Signal (SATL_SPKR-) Circuit Inspection
- Signal (SATR_SPKR+), Signal (SATR_SPKR-) Circuit Inspection
- Signal (CTR_SPKR+), Signal (CTR_SPKR-) Circuit Inspection
- Signal (SUB_WOOFER+), Signal (SUB_WOOFER-) Circuit Inspection
- Stereo Amplifier Inspection
- Audio System Sound Is Weak Or Distorted (Display Is Normal) (With 9 Speakers)
- Notes
- Inspection Area
- Inspection Outline
- Related Information
- Inspection
- Speaker Inspection
- Power Supply (+B_AUDIO_AMP), GND (PGND) Circuit Inspection
- Signal (FL17_SPKR+), Signal (FL17_SPKR-) Circuit Inspection
- Signal (FR17_SPKR+), Signal (FR17_SPKR-) Circuit Inspection
- Signal (FL9_SPKR+), Signal (FL9_SPKR-) Circuit Inspection
- Signal (FR9_SPKR+), Signal (FR9_SPKR-) Circuit Inspection
- Signal (RL_SPKR+), Signal (RL_SPKR-) Circuit Inspection
- Signal (RR_SPKR+), Signal (RR_SPKR-) Circuit Inspection
- Signal (SUB_WOOFER+), Signal (SUB_WOOFER-) Circuit Inspection
- Stereo Amplifier Inspection
- Auxiliary Input Sound Is Low or Cannot Be Heard
- Booming Sound While Driving With Audio Unit ON or OFF
- Notes
- Inspection Area
- Inspection Outline
- Related Information
- Inspection
- Power Supply (+B_AUDIO (VST)), Power Supply (IG1_BACKUP (VST)), GND (SGND), GND (AUD_F_MIX_GND), Signal (SWD+B), Signal (AUD_F_MIX) Circuit Inspection
- Power Supply (MIC_PWR), GND (MIC-) Circuit Inspection
- Power Supply (MIC_PWR) Circuit Inspection
- GND (MIC-) Open Wire Inspection
- GND (SH_ANC_F_MIC), Signal (ANC_F_MIC+8V) Circuit Inspection
- GND (SH_ANC_S_MIC), Signal (ANC_S_MIC+8V) Circuit Inspection
- GND (SH_ANC_R_MIC), Signal (ANC_R_MIC+8V) Circuit Inspection
- Communication (F-CAN B_H), Communication (F-CAN B_L) Open Wire Inspection
- Signal (ANC_F+), Signal (ANC_F-), Signal (ANC_R+), Signal (ANC_R-) Circuit Inspection
- Front HFL-ANC/Active Sound Control Microphone Component Inspection
- Middle ANC/Active Sound Control Microphone Component Inspection
- Rear ANC/Active Sound Control Microphone Component Inspection
- ANC/Active Sound Control Unit Component Inspection
- ANC/Active Sound Control Unit Inspection
- Stereo Amplifier Component Inspection
- Stereo Amplifier Inspection
- Telematics Control Unit Component Inspection
- Center Display Unit Will Not Turn ON or Has Turned OFF During Use (Blank Screen) (2019 2020 2021)
- Center Display Unit Will Not Turn ON or Has Turned OFF During Use (Blank Screen) (2022 2023)
- Charge-only USB Port Does Not Work (2019 2020 2021)
- Charge-only USB Port Does Not Work (2022 2023)
- Climate Control Panel (Audio Buttons) Does Not Work Properly (Touchpad Unit Buttons Work)
- Error Code: Check Antenna is displayed
- Microphone Does Not Recognize Driver's Or Front Passenger's Voice (USA/Canada Models)
- Microphone Does Not Recognize Driver's Or Front Passenger's Voice (USA/Canada Models) (2019)
- No GPS Reception or Interference
- Poor or NO Sound With AM/FM Radio
- Rearview Camera Image Does Not Change When Selecting Different Views
- Rearview Camera Image Does Not Come ON
- Touchpad Unit Does Not Work Properly (2019 2020 2021)
- Touchpad Unit Does Not Work Properly (2022 2023)
- USB Data Communication Port Does Not Work
- Audio System Sound Is Weak Or Distorted (Display Is Normal) (With 16 Speakers)
- Repair Procedures, Tests
- DTC Troubleshooting Index
- Component Location Index
- Description & Operation
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:
- • 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.