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Acura MDX Fault Codes

You can find common Acura MDX fault codes on this page that when clicked take you to a detailed description.

You can also type in the fault code you are getting below to find a more detailed description.

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Acura MDX Recalls

When a car manufacturer detects a problem with a model they put out a recall notice and more often than not offer to fix the problem free of charge.

You can check to see if your Acura MDX has any recall notices on our sister site AutoRecalls.co, sorted by model year.

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Common MDX Fault Codes

These are the most common MDX fault codes that people are searching for.

Severity Icon 9/10

Error Icon P0300

Random/Multiple Cylinder Misfire Detected

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Severity Icon 7/10

Error Icon P0430

Catalyst System Efficiency Below Threshold (Bank 2)

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Severity Icon 3/10

Error Icon P0325

Knock Sensor 1 Circuit (Bank 2 or Single Sensor)

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Severity Icon 5/10

Error Icon P0175

System Too Rich (Bank 2)

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Error Icon P0848

Transmission Fluid Pressure Sensor/Switch B Circuit High

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Severity Icon 4/10

Error Icon P0455

System Gross Leak Evaporative Emission

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Severity Icon 8/10

Error Icon P0302

Cylinder 2 Misfire Detected

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Error Icon P0685

ECM/PCM Power Relay Control Circuit/Open

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Error Icon P0339

Crankshaft Position Sensor A Circuit Intermittent

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Error Icon P0706

Transmission Range Sensor Circuit Range/Performance

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Severity Icon 7/10

Error Icon P0420

Catalyst System Efficiency Below Threshold (Bank 1)

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Severity Icon 7/10

Error Icon P0171

System Too Lean (Bank 1)

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Severity Icon 9/10

Error Icon P0011

Intake Camshaft Position Timing - Over-Advanced (Bank 1)

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Severity Icon 7/10

Error Icon P0134

O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)

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Severity Icon 4/10

Error Icon P0128

Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature)

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Severity Icon 5/10

Error Icon P0172

System Too Rich (Bank 1)

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Severity Icon 6/10

Error Icon P0174

System Too Lean (Bank 2)

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Severity Icon 8/10

Error Icon P0301

Cylinder 1 Misfire Detected

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Error Icon P0404

Exhaust Gas Recirculation Circuit Range/Performance

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Error Icon P0108

Manifold Absolute Pressure/Barometric Pressure Circuit High Input

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Error Icon P0730

Incorrect Gear Ratio

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Error Icon P0154

O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1)

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Error Icon P1717

Transmission Range Switch Circuit Open

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Error Icon P0842

Transmission Fluid Pressure Sensor/Switch A Circuit Low

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Error Icon P1710

Automatic Transaxle

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Error Icon P1454

Evaporative System Vacuum Test Malfunction

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Error Icon P1457

EVAP Control System Leak Detected (Control Canister System)

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Error Icon P1399

Glow Plug Circuit High Side, High Input

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Error Icon P1456

EVAP System Leak Detected (Fuel Tank System)

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Error Icon P1750

Power Supply Voltage Low Voltage

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Error Icon P0161

O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)

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Severity Icon 6/10

Error Icon P0138

O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)

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Error Icon P2101

Engine Control Module (ECM)

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Error Icon P0333

Knock Sensor 2 Circuit High Input (Bank 2)

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Error Icon P1259

VTEC System Malfunction

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Error Icon B1236

Open In The Passenger Side Air Mix Control Motor Circuit

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Error Icon P0740

Torque Converter Clutch Circuit Malfunction

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Error Icon B1235

Window Feedback Failure

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Error Icon B1245

Wiper Rear Motor Run Relay Circuit Short to Battery

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Error Icon B1241

Wiper Washer Rear Pump Relay Circuit Short to Battery

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Error Icon P0562

System Voltage Low

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Error Icon P2646

Rocker Arm Actuator System Performance

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Error Icon P2263

Turbo/Supercharger Boost System Performance

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Severity Icon 9/10

Error Icon P0700

Transmission Control System Malfunction

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Error Icon P1768

Automatic Transaxle

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Error Icon U1055

SCP (J1850) Invalid or Missing Data for Primary Id

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Error Icon U0122

Lost Communication With Vehicle Dynamics Control Module

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Error Icon U0107

Lost Communication With Throttle Actuator Control Module

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Severity Icon 7/10

Error Icon U0155

Lost Communication With Instrument Panel Cluster (IPC) Control Module

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Error Icon P1298

ELD Circuit High Input

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Error Icon P1157

Lack Of HO2S22 Switch - Sensor Indicates Lean

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Error Icon P1166

Bank 1, Long Term Fuel Trim, Range 2 Rich Limit Exceeded

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Error Icon P1739

Automatic Transaxle

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Severity Icon 7/10

Error Icon P0010

Intake Camshaft Position Actuator Circuit / Open (Bank 1)

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Severity Icon 9/10

Error Icon P0012

Intake Camshaft Position Timing - Over-Retarded (Bank 1)

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Severity Icon 7/10

Error Icon P0013

Exhaust Camshaft Position Actuator Circuit / Open (Bank 1)

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Severity Icon 8/10

Error Icon P0014

Exhaust Camshaft Position Timing - Over-Advanced (Bank 1)

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Severity Icon 8/10

Error Icon P0016

Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A

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Severity Icon 8/10

Error Icon P0017

Crankshaft Position Camshaft Position Correlation Bank 1 Sensor B

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Severity Icon 4/10

Error Icon P0036

Heated Oxygen Sensor (HO2S) Heater Control Circuit Bank 1 Sensor 2

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Severity Icon 4/10

Error Icon P0102

Mass or Volume Air Flow Circuit Low Voltage Input

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Severity Icon 8/10

Error Icon P0106

Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem

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Severity Icon 8/10

Error Icon P0113

Intake Air Temperature Circuit High Input

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Severity Icon 6/10

Error Icon P0131

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)

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Severity Icon 6/10

Error Icon P0135

O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)

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Severity Icon 4/10

Error Icon P0137

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)

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Severity Icon 6/10

Error Icon P0141

O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)

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Severity Icon 8/10

Error Icon P0303

Cylinder 3 Misfire Detected

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Severity Icon 8/10

Error Icon P0304

Cylinder 4 Misfire Detected

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Severity Icon 8/10

Error Icon P0305

Cylinder 5 Misfire Detected

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Severity Icon 8/10

Error Icon P0306

Cylinder 6 Misfire Detected

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Severity Icon 8/10

Error Icon P0332

Knock Sensor 2 Circuit Low Input (Bank 2)

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Severity Icon 8/10

Error Icon P0335

Crankshaft Position Sensor A Circuit Malfunction

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Severity Icon 6/10

Error Icon P0341

Camshaft Position Sensor Circuit Range/Performance

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Severity Icon 7/10

Error Icon P0401

Exhaust Gas Recirculation Flow Insufficient Detected

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Severity Icon 3/10

Error Icon P0441

Evaporative Emission Control System Incorrect Purge flow

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About the MDX