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 DIAGNOSISQUICK LOOKUPSDTC INDEXACTIVE CONTROL ENGINE MOUNT (ACM) SYSTEM DTCS (3.5L ENGINE)
2023 Acura MDX Base
Active Control Engine Mount (ACM) System DTCS (3.5L Engine)
2023 Acura MDX BaseSECTION Active Control Engine Mount (ACM) System DTCS (3.5L Engine)
| DTC | Description | Troubleshooting |
|---|---|---|
| P0A14 | Front Engine Mount Actuator Circuit Malfunction | DTC Troubleshooting: P0A14 (3.5L Engine) |
| P0A15 | Front Engine Mount Actuator Control Circuit Low Current | DTC Troubleshooting: P0A15 (3.5L Engine) |
| P0AB6 | Rear Engine Mount Actuator Circuit Malfunction | DTC Troubleshooting: P0AB6 (3.5L Engine) |
| P0AB7 | Rear Engine Mount Actuator Control Circuit Low Current | DTC Troubleshooting: P0AB7 (3.5L Engine) |
| P150B | Engine Mount Control Unit Internal Circuit Malfunction 2 | DTC Troubleshooting: P150B, P150C (3.5L Engine) |
| P150C | Engine Mount Control Unit Internal Circuit Malfunction 3 | DTC Troubleshooting: P150B, P150C (3.5L Engine) |
| P150E | Engine Mount Control Unit Internal Circuit Malfunction (SOL Output) | DTC Troubleshooting: P150E (3.5L Engine) |
| P15AB | Engine Mount Control Unit Power Source Circuit Low Voltage | DTC Troubleshooting: P15AB (3.5L Engine) |
| P15B0 | CKP Sensor Signal Malfunction | DTC Troubleshooting: P15B0, P15C0 (3.5L Engine) |
| P15BE | CMP Sensor Signal Malfunction | DTC Troubleshooting: P15BE, P15BF (3.5L Engine) |
| P15BF | CMP Sensor Signal Intermittent Interruption | DTC Troubleshooting: P15BE, P15BF (3.5L Engine) |
| P15C0 | CKP Sensor Signal Intermittent Interruption | DTC Troubleshooting: P15B0, P15C0 (3.5L Engine) |
| P16C4 | Engine Mount Actuator Control Power Circuit Stuck OFF | DTC Troubleshooting: P16C4 (3.5L Engine) |
| P16C5 | Engine Mount Actuator Control Power Circuit Stuck ON | DTC Troubleshooting: P16C5 (3.5L Engine) |
| P16C6 | Engine Mount Actuator High Voltage During Function Test | DTC Troubleshooting: P16C6 (3.5L Engine) |
| U0029 | F-CAN Malfunction (BUS-OFF) | DTC Troubleshooting: U0029 (Engine Mount Control Unit (3.5L Engine)) |
| U0100 | F-CAN Malfunction (ACM-PCM) | DTC Troubleshooting: U0100 (Engine Mount Control Unit (3.5L Engine)) |
| U0101 | F-CAN Malfunction (ACM-TCM) | DTC Troubleshooting: U0101 (Engine Mount Control Unit (3.5L Engine)) |
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.