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 & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASPARKING OR BACK-UP SYSTEM DTC DIAGNOSTICS
2023 Acura MDX Base
Parking Or Back-Up System DTC Diagnostics
2023 Acura MDX BaseSECTION Parking Or Back-Up System DTC Diagnostics
- Troubleshooting
- DTC Troubleshooting: B2600-54
- DTC Troubleshooting: B2600-97
- DTC Troubleshooting: B2625-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2625-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2625-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2625-97
- DTC Troubleshooting: B2626-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2626-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2626-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2626-97
- DTC Troubleshooting: B2627-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2627-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2627-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2627-97
- DTC Troubleshooting: B2628-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2628-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2628-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2628-97
- DTC Troubleshooting: B2629-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2629-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2629-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2629-97
- DTC Troubleshooting: B2630-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2630-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2630-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2630-97
- DTC Troubleshooting: B2631-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2631-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2631-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2631-97
- DTC Troubleshooting: B2632-96 (AISIN Type) (2025)
- DTC Troubleshooting: B2632-96 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2632-96 (WHETRON Type) (2025)
- DTC Troubleshooting: B2632-97
- DTC Troubleshooting: B2635-11 (AISIN Type) (2025)
- DTC Troubleshooting: B2635-11 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2635-11 (WHETRON Type) (2025)
- DTC Troubleshooting: B2635-12 (AISIN Type) (2025)
- DTC Troubleshooting: B2635-12 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2635-12 (WHETRON Type) (2025)
- DTC Troubleshooting: B2636-95 (AISIN Type) (2025)
- DTC Troubleshooting: B2636-95 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2637-11 (AISIN Type) (2025)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- SENSOR_PWR Shorted Wire Inspection - Front Sensors
- SENSOR_PWR Shorted Wire Inspection - Rear Sensors
- Left Front Corner Sensor Inspection
- Right Front Corner Sensor Inspection
- Left Front Center Sensor Inspection
- Right Front Center Sensor Inspection
- Left Rear Corner Sensor Inspection
- Right Rear Corner Sensor Inspection
- Left Rear Center Sensor Inspection
- Right Rear Center Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2637-11 (BOSCH Type) (2022 2023 2024)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- BOF_SIDE_L Shorted Wire Inspection
- BOR_SIDE_L Shorted Wire Inspection
- Left Front Corner Sensor Inspection
- Right Front Corner Sensor Inspection
- Left Front Center Sensor Inspection
- Right Front Center Sensor Inspection
- Left Rear Corner Sensor Inspection
- Right Rear Corner Sensor Inspection
- Left Rear Center Sensor Inspection
- Right Rear Center Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2637-12 (AISIN Type) (2025)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- SENSOR_PWR Shorted Wire Inspection - Front Sensors
- SENSOR_PWR Shorted Wire Inspection - Rear Sensors
- Left Front Corner Sensor Inspection
- Right Front Corner Sensor Inspection
- Left Front Center Sensor Inspection
- Right Front Center Sensor Inspection
- Left Rear Corner Sensor Inspection
- Right Rear Corner Sensor Inspection
- Left Rear Center Sensor Inspection
- Right Rear Center Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2637-12 (BOSCH Type) (2022 2023 2024)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- BOF_SIDE_L Shorted Wire Inspection
- BOR_SIDE_L Shorted Wire Inspection
- Left Front Corner Sensor Inspection
- Right Front Corner Sensor Inspection
- Left Front Center Sensor Inspection
- Right Front Center Sensor Inspection
- Left Rear Corner Sensor Inspection
- Right Rear Corner Sensor Inspection
- Left Rear Center Sensor Inspection
- Right Rear Center Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2638-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2638-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2638-87, B2639-87, B2640-87, B2641-87 (AISIN Type) (2025)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- FSS_R Circuit Inspection
- FSS_R_RC Circuit Inspection
- FSS_CR Circuit Inspection
- FSS_LC_L Circuit Inspection
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Right Front Corner Sensor
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Right Front Center Sensor
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Left Front Center Sensor
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Left Front Corner Sensor
- Right Front Corner Sensor Inspection
- Right Front Center Sensor Inspection
- Left Front Center Sensor Inspection
- Left Front Corner Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2639-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2639-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2640-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2640-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2641-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2641-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2642-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2642-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2642-87, B2643-87, B2644-87, B2645-87 (AISIN Type) (2025)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- RSS_L Circuit Inspection
- RSS_CL Circuit Inspection
- RSS_CR Circuit Inspection
- RSS_CR_R Circuit Inspection
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Left Rear Corner Sensor
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Left Rear Center Sensor
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Right Rear Center Sensor
- SENSOR_PWR, SENSOR_GND Open Wire Inspection - For Right Rear Corner Sensor
- Left Rear Corner Sensor Inspection
- Left Rear Center Sensor Inspection
- Right Rear Center Sensor Inspection
- Right Rear Corner Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2643-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2643-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2644-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2644-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2645-87 (BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: B2645-87 (WHETRON Type) (2025)
- DTC Troubleshooting: B2646-11
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- BOF_SIDE_L Shorted Wire Inspection
- Left Front Corner Sensor Inspection
- Right Front Corner Sensor Inspection
- Left Front Center Sensor Inspection
- Right Front Center Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: B2647-11
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- BOR_SIDE_L Shorted Wire Inspection
- Left Rear Corner Sensor Inspection
- Right Rear Corner Sensor Inspection
- Left Rear Center Sensor Inspection
- Right Rear Center Sensor Inspection
- Parking and Back-Up Sensor Control Unit Inspection
- DTC Troubleshooting: C0023-F0 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: C0023-F0 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: C0051-96 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: C0051-96 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0029-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0029-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0029-00 (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U0100-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0100-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0101-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0101-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0101-00 (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U0122-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0122-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0122-00 (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U0129-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0129-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0131-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0131-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0139-00 (Parking/Back-Up Sensor Control Unit)
- DTC Troubleshooting: U0146-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0146-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0155-00 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0155-00 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0155-00 (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U0401-53 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0401-68 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0401-68 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0401-92 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0401-92 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0402-68 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0416-68 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0416-68 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0416-92 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0416-9A (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0416-9A (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0416-F8 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0416-F8 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0416-F8 (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U0418-68 (Parking/Back-Up Sensor Control Unit)
- DTC Troubleshooting: U0418-68 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0418-92 (Parking/Back-Up Sensor Control Unit)
- DTC Troubleshooting: U0418-92 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0423-4A (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0423-4A (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U0423-4A (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U0423-68 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0423-68 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U043A-68 (Parking/Back-Up Sensor Control Unit)
- DTC Troubleshooting: U0447-92 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U0447-92 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U3000-49 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U3000-49 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U3000-49 (Parking/Back-Up Sensor Control Unit, WHETRON Type) (2025)
- DTC Troubleshooting: U3000-51 (Parking/Back-Up Sensor Control Unit, AISIN Type) (2025)
- DTC Troubleshooting: U3000-51 (Parking/Back-Up Sensor Control Unit, BOSCH Type) (2022 2023 2024)
- DTC Troubleshooting: U3003-16 (Parking/Back-Up Sensor Control Unit) (2025)
- DTC Troubleshooting: U3003-17 (Parking/Back-Up Sensor Control Unit) (2025)
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.