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 DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM DTC DIAGNOSTICS (P0011 - P0130)
2023 Acura MDX Base
Engine Control System DTC Diagnostics (P0011 - P0130)
2023 Acura MDX BaseSECTION Engine Control System DTC Diagnostics (P0011 - P0130)
- DTC Troubleshooting
- DTC Troubleshooting: P0011, P25DF (3.0L Engine)
- DTC Troubleshooting: P0015, P25E5 (3.0L Engine)
- DTC Troubleshooting: P0016 (3.0L Engine)
- DTC Troubleshooting: P0017 (3.0L Engine)
- DTC Troubleshooting: P0018 (3.0L Engine)
- DTC Troubleshooting: P0019 (3.0L Engine)
- DTC Troubleshooting: P0021, P25E2 (3.0L Engine)
- DTC Troubleshooting: P0025, P25E8 (3.0L Engine)
- DTC Troubleshooting: P0031, P0051 (3.0L Engine)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- A/F Sensor (Sensor 1) Component Inspection - For DTC P0031: Rear A/F Sensor (Bank 1, Sensor 1)
- A/F Sensor (Sensor 1) Component Inspection - For DTC P0051: Front A/F Sensor (Bank 2, Sensor 1)
- IGPS(LAF) Open Wire Inspection
- IGPS(LAF) Shorted Wire Inspection
- +B_FML_MAIN2 Circuit Inspection
- FI_SUB_RLY_CL- Circuit Inspection
- AFHT Circuit Inspection - For DTC P0031: AFHTB1
- AFHT Circuit Inspection - For DTC P0051: AFHTB2
- Power Distribution Module Inspection
- PCM Inspection
- DTC Troubleshooting: P0032, P0052 (3.0L Engine)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- A/F Sensor (Sensor 1) Component Inspection - For DTC P0032: Rear A/F Sensor (Bank 1, Sensor 1)
- A/F Sensor (Sensor 1) Component Inspection - For DTC P0052: Front A/F Sensor (Bank 2, Sensor 1)
- AFHT Shorted Wire Inspection - For DTC P0032: AFHTB1
- AFHT Shorted Wire Inspection - For DTC P0052: AFHTB2
- PCM Inspection
- DTC Troubleshooting: P0034 (3.0L Engine)
- DTC Troubleshooting: P0035 (3.0L Engine)
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- Turbocharger Bypass Control Solenoid Valve Component Inspection
- IGPS(ABV) [IGPS(LAF)] Open Wire Inspection
- IGPS(ABV) Shorted Wire Inspection
- +B_FML_MAIN2 Circuit Inspection
- FI_SUB_RLY_CL- Circuit Inspection
- ABV Circuit Inspection
- Power Distribution Module Inspection
- PCM Inspection
- DTC Troubleshooting: P0037 (3.0L Engine)
- DTC Troubleshooting: P0038 (3.0L Engine)
- DTC Troubleshooting: P0045 (3.0L Engine)
- DTC Troubleshooting: P0046 (3.0L Engine)
- DTC Troubleshooting: P0069 (3.0L Engine)
- DTC Troubleshooting: P0069 (3.5L Engine)
- DTC Troubleshooting: P006A (3.0L Engine)
- DTC Troubleshooting: P006A (3.5L Engine)
- DTC Troubleshooting: P0087 (3.0L Engine)
- DTC Troubleshooting: P0087 (3.5L Engine)
- DTC Troubleshooting: P0088 (3.0L Engine)
- DTC Troubleshooting: P0088 (3.5L Engine)
- DTC Troubleshooting: P0096 (3.0L Engine)
- DTC Troubleshooting: P0097 (3.0L Engine)
- DTC Troubleshooting: P0098 (3.0L Engine)
- DTC Troubleshooting: P00B3 (3.0L Engine)
- DTC Troubleshooting: P00B4 (3.0L Engine)
- DTC Troubleshooting: P00B6 (3.0L Engine)
- DTC Troubleshooting: P00CF (3.0L Engine)
- DTC Troubleshooting: P00FE (3.0L Engine)
- DTC Troubleshooting: P00FE (3.5L Engine)
- DTC Troubleshooting: P0101 (3.0L Engine)
- DTC Troubleshooting: P0101 (3.5L Engine)
- DTC Troubleshooting: P0102 (3.0L Engine)
- DTC Troubleshooting: P0102 (3.5L Engine)
- DTC Troubleshooting: P0103 (3.0L Engine)
- DTC Troubleshooting: P0103 (3.5L Engine)
- DTC Troubleshooting: P0105 (3.5L Engine) (2022 2023 2024)
- DTC Troubleshooting: P0105 (3.5L Engine) (2025)
- DTC Troubleshooting: P0106 (3.5L Engine)
- DTC Troubleshooting: P0107 (3.0L Engine)
- DTC Troubleshooting: P0107 (3.5L Engine) (2022 2023 2024)
- DTC Troubleshooting: P0107 (3.5L Engine) (2025)
- DTC Troubleshooting: P0108 (3.0L Engine)
- DTC Troubleshooting: P0108 (3.5L Engine) (2022 2023 2024)
- DTC Troubleshooting: P0108 (3.5L Engine) (2025)
- DTC Troubleshooting: P0111 (3.0L Engine)
- DTC Troubleshooting: P0111 (3.5L Engine)
- DTC Troubleshooting: P0112 (3.0L Engine)
- DTC Troubleshooting: P0112 (3.5L Engine)
- DTC Troubleshooting: P0113 (3.0L Engine)
- DTC Troubleshooting: P0113 (3.5L Engine)
- DTC Troubleshooting: P0115 (3.5L Engine)
- DTC Troubleshooting: P0116 (3.0L Engine)
- DTC Troubleshooting: P0116 (3.5L Engine)
- DTC Troubleshooting: P0117 (3.0L Engine)
- DTC Troubleshooting: P0117 (3.5L Engine)
- DTC Troubleshooting: P0118 (3.0L Engine)
- DTC Troubleshooting: P0118 (3.5L Engine)
- DTC Troubleshooting: P011A (3.0L Engine)
- DTC Troubleshooting: P011A (3.5L Engine)
- DTC Troubleshooting: P011B (3.0L Engine)
- DTC Troubleshooting: P011B (3.5L Engine)
- DTC Troubleshooting: P0121 (3.5L Engine)
- DTC Troubleshooting: P0122 (3.0L Engine)
- DTC Troubleshooting: P0122 (3.5L Engine)
- DTC Troubleshooting: P0123 (3.0L Engine)
- DTC Troubleshooting: P0123 (3.5L Engine)
- DTC Troubleshooting: P0125 (3.5L Engine)
- DTC Troubleshooting: P0128 (3.0L Engine)
- DTC Troubleshooting: P0128 (3.5L Engine)
- DTC Troubleshooting: P0130, P0150 (3.0L Engine)
RENDER: 1.0x
NO RELATED
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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.