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.
ACURALINK Systems - Testing & Troubleshooting (Except Hybrid)
2018 Acura RLX BaseSECTION ACURALINK Systems - Testing & Troubleshooting (Except Hybrid)
- Symptom Troubleshooting
- Connector View
- ANC/Active Sound Control Microphone Connector for Inputs and Outputs
- ANC/Active Sound Control Unit Connector for Inputs and Outputs (2014 2015)
- ANC/Active Sound Control Unit Connector for Inputs and Outputs (2016 2017 2018 2019 2020)
- Audio Unit Connector for Inputs and Outputs
- Audio-Navigation Unit Connector for Inputs and Outputs (2014 2015)
- Audio-Navigation Unit Connector for Inputs and Outputs (2016 2017)
- Audio-Navigation Unit Connector for Inputs and Outputs (2018)
- Audio-Navigation Unit Connector for Inputs and Outputs (2019 2020)
- Auxiliary Jack Assembly Connector for Inputs and Outputs
- Clock Subdisplay Unit Connector for Inputs and Outputs (2014 2015)
- HFL-Navigation Microphone Connector for Inputs and Outputs
- HandsFreeLink Control Unit Connector for Inputs and Outputs
- Interface Dial Connector for Inputs and Outputs (2014 2015 2016 2017 2018)
- Interface Dial Connector for Inputs and Outputs (Without Navigation)
- Rearview Camera Connector for Inputs and Outputs (2016 2017)
- Rearview Camera Connector for Inputs and Outputs (2018 2019 2020)
- Rearview Camera Connector for Inputs and Outputs (With Navigation) (2014 2015)
- Rearview Camera Connector for Inputs and Outputs (Without Navigation) (2014 2015)
- Speaker Crossover Network Control Unit Connector for Inputs and Outputs (2014 2015)
- Speaker Crossover Network Control Unit Connector for Inputs and Outputs (2016 2017 2018 2019 2020)
- Stereo Amplifier Connector for Inputs and Outputs (With ELS Audio)
- Stereo Amplifier Connector for Inputs and Outputs (With KRELL Audio)
- Telematics Control Unit Connector for Inputs and Outputs (2014 2015)
- Telematics Control Unit Connector for Inputs and Outputs (2016 2017 2018)
- Telematics Control Unit Connector for Inputs and Outputs (2019 2020)
- Tuner Unit Connector for Inputs and Outputs
- XM Receiver Connector for Inputs and Outputs
- Repair Regeneration
- Rewrite
- General Information
- Symptom Troubleshooting Index
- Component Location Index
- Symptom Troubleshooting Index for Viewer
- A POI cannot be found (With Navigation) (2014 2015)
- A POI cannot be found (With Navigation) (2016 2017 2018 2019 2020)
- A specific city cannot be found (With Navigation) (2014 2015)
- A specific city cannot be found (With Navigation) (2016 2017 2018 2019 2020)
- AcuraLink messages cannot be deleted
- AcuraLink services do not work
- AcuraLink system status indicator does not come on
- AcuraLink system status indicator indicates solid red
- Address cannot be found or system gives poor routing (With Navigation) (2014 2015)
- Address cannot be found or system gives poor routing (With Navigation) (2016 2017 2018 2019 2020)
- Audio-navigation unit power will not turn on (No information display) (With Navigation) (2014 2015)
- Audio-navigation unit power will not turn on (No information display) (With Navigation) (2016 2017 2018 2019 2020)
- Center display day/night mode does not work or does not work properly (With Navigation) (2014 2015)
- Center display day/night mode does not work or does not work properly (With Navigation) (2016 2017 2018 2019 2020)
- Center display does not dim or brighten with dimmer (With Navigation) (2014 2015)
- Center display does not dim or brighten with dimmer (With Navigation) (2016 2017 2018 2019 2020)
- Center display unit does not work (With Navigation) (2014 2015)
- Center display unit does not work (With Navigation) (2016 2017 2018 2019 2020)
- Center display unit stays on with the vehicle in OFF (LOCK) mode (With Navigation) (2014 2015)
- Center display unit stays on with the vehicle in OFF (LOCK) mode (With Navigation) (2016 2017 2018 2019 2020)
- Center switch panel button illumination does not work (With Navigation) (2014 2015)
- Center switch panel button illumination does not work (With Navigation) (2016 2017 2018 2019 2020)
- Error messages are displayed (With Navigation) (2014 2015)
- Error messages are displayed (With Navigation) (2016 2017 2018 2019 2020)
- GPS icon is white or not shown (With Navigation) (2014 2015)
- GPS icon is white or not shown (With Navigation) (2016 2017 2018 2019 2020)
- HDS does not communicate with the vehicle and the telematics control unit
- Interface dial and center switch panel buttons do not work (With Navigation) (2014 2015)
- Interface dial and center switch panel buttons do not work (With Navigation) (2016 2017 2018 2019 2020)
- Multi view camera system does not work (With Navigation) (2016 2017 2018 2019 2020)
- Navigation cannot control HVAC by voice command (With Navigation) (2014 2015)
- Navigation cannot control HVAC by voice command (With Navigation) (2016 2017 2018 2019 2020)
- Navigation screen is darker than normal or takes time to brighten when it is cold (With Navigation) (2014 2015)
- Navigation screen is darker than normal or takes time to brighten when it is cold (With Navigation) (2016 2017 2018 2019 2020)
- Navigation system stays on the GPS initialization screen (With Navigation) (2014 2015)
- Navigation system stays on the GPS initialization screen (With Navigation) (2016 2017 2018 2019 2020)
- ODMD (TM) (touch screen) and Center Display brightness do not match (With Navigation) (2014 2015)
- ODMD (TM) (touch screen) and Center Display brightness do not match (With Navigation) (2016 2017 2018 2019 2020)
- Previous Destinations button is dim and not selectable in the Enter destination by screen (grayed-out) (With Navigation) (2014 2015)
- Previous Destinations button is dim and not selectable in the Enter destination by screen (grayed-out) (With Navigation) (2016 2017 2018 2019 2020)
- Rearview camera image does not change when selecting different views (With Navigation) (2014 2015)
- Rearview camera image does not change when selecting different views (With Navigation) (2016 2017 2018 2019 2020)
- Rearview camera image does not come on (With Navigation) (2014 2015)
- Rearview camera image does not come on (With Navigation) (2016 2017 2018 2019 2020)
- System always comes up in in-line diagnostic mode (With Navigation) (2014 2015)
- System always comes up in in-line diagnostic mode (With Navigation) (2016 2017 2018 2019 2020)
- System locks up or freezes constantly (With Navigation) (2014 2015)
- System locks up or freezes constantly (With Navigation) (2016 2017 2018 2019 2020)
- The navigation clock is off by 1 to 3 hours after replacing the audio-navigation unit (With Navigation) (2014 2015)
- The navigation clock is off by 1 to 3 hours after replacing the audio-navigation unit (With Navigation) (2016 2017 2018 2019 2020)
- The vehicle icon lags behind when the vehicle turns (With Navigation) (2014 2015)
- The vehicle icon lags behind when the vehicle turns (With Navigation) (2016 2017 2018 2019 2020)
- Time is not correct (With Navigation) (2014 2015)
- Time is not correct (With Navigation) (2016 2017 2018 2019 2020)
- Traffic information is not shown on map screen (With Navigation) (2014 2015)
- Traffic information is not shown on map screen (With Navigation) (2016 2017 2018 2019 2020)
- Vehicle position icon wanders across the map when driving (does not follow a displayed road) or map vehicle ICON spins (With Navigation) (2014 2015)
- Vehicle position icon wanders across the map when driving (does not follow a displayed road) or map vehicle ICON spins (With Navigation) (2016 2017 2018 2019 2020)
- Voice control does not work/respond (With Navigation) (2014 2015)
- Voice control does not work/respond (With Navigation) (2016 2017 2018 2019 2020)
- Voice guidance cannot be heard, is broken up, or there is static (With Navigation) (2014 2015)
- Voice guidance cannot be heard, is broken up, or there is static (With Navigation) (2016 2017 2018 2019 2020)
- DTC Troubleshooting Index
- Description & Operation
- Test
- Circuit Diagram
- Audio and Visual System Circuit Diagram (2018)
- Audio and Visual System Circuit Diagram (2019 2020)
- Audio and Visual System Circuit Diagram (KA/KC model with KRELL Audio) (2014 2015)
- Audio and Visual System Circuit Diagram (KA/KC model with KRELL Audio) (2016 2017)
- Audio and Visual System Circuit Diagram (With ELS Audio) (2016 2017)
- Audio and Visual System Circuit Diagram (With Navigation, With ELS Audio) (2014 2015)
- Audio and Visual System Circuit Diagram (Without Navigation, With ELS Audio) (2014 2015)
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra 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.