ACURA fault codes
Coverage shown is Honda data: 6,283 codes · 1,034 vehicle records · 229 ECU records · 0 live-data parameters.
ACURA shares fault-code data with Honda. Data may not cover ACURA-specific systems.
Codes 6,283
| Code | Description | Brands | System |
|---|---|---|---|
| P2126 | Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance | 34 | Powertrain |
| P2127 | Short circuit to negative or open circuit | 42 | Powertrain |
| P2128 | Short circuit to positive | 42 | Powertrain |
| P2131 | Throttle/Pedal Position Sensor/Switch F Circuit Range/Performance | 29 | Powertrain |
| P2132 | Throttle/Pedal Position Sensor/Switch F Circuit Low | 34 | Powertrain |
| P2133 | Throttle/Pedal Position Sensor/Switch F Circuit High | 35 | Powertrain |
| P2135 | Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation | 41 | Powertrain |
| P2138 | Electronic accelerator pedal position sensor 1, 2 circuit correlation fault | 40 | Powertrain |
| P2146 | Fuel Injector Group A Supply Voltage Circuit/Open | 38 | Powertrain |
| P2148 | Fuel Injector Group A Supply Voltage Circuit High | 37 | Powertrain |
| P2149 | Fuel Injector Group B Supply Voltage Circuit/Open | 36 | Powertrain |
| P2158 | Vehicle Speed Sensor B | 27 | Powertrain |
| P2159 | Vehicle Speed Sensor B Range/Performance | 27 | Powertrain |
| P215B | Vehicle Speed Output Shaft Speed Correlation | 25 | Powertrain |
| P215C | Output shaft speed - wheel speed correlation | 27 | Powertrain |
| P2160 | Vehicle Speed Sensor B Circuit Low | 26 | Powertrain |
| P2162 | Vehicle Speed Sensor A/B Correlation | 25 | Powertrain |
| P2173 | Throttle Actuator Control System High Airflow Detected | 27 | Powertrain |
| P2175 | Throttle Actuator Control System Low Airflow Detected | 26 | Powertrain |
| P2176 | Electronic throttle body position sensor signal | 33 | Powertrain |
| P2182 | Engine cooling temperature sensor 2 reliability | 25 | Powertrain |
| P2183 | Engine Coolant Temperature Sensor 2 Circuit Range/Performance | 33 | Powertrain |
| P2184 | Engine Coolant Temperature Sensor 2 Circuit Low | 33 | Powertrain |
| P2185 | Engine Coolant Temperature Sensor 2 Circuit High | 33 | Powertrain |
| P2187 | Fuel system too lean in idle working condition | 36 | Powertrain |
| P218A | Throttle actuator 'B' control system - idle position not learned | 14 | Powertrain |
| P218B | Throttle/fuel inhibit 'B' circuit | 7 | Powertrain |
| P2191 | System Too Lean at Higher Load (Bank 1) | 31 | Powertrain |
| P2192 | System Too Rich at Higher Load (Bank 1) | 31 | Powertrain |
| P2193 | System too lean at higher load bank 2 | 28 | Powertrain |
| P2194 | System Too Rich at Higher Load (Bank 2) | 30 | Powertrain |
| P2195 | The upstream oxygen is too lean when accelerating and enriching it. | 42 | Powertrain |
| P2196 | O2 Sensor Signal Biased/Stuck Rich (Bank 1 Sensor 1) | 42 | Powertrain |
| P2197 | O2 Sensor Signal Biased/Stuck Lean (Bank 2 Sensor 1) | 38 | Powertrain |
| P2199 | Intake Air Temperature Sensor 1/2 Correlation | 32 | Powertrain |
| P219A | Bank 1 Air-Fuel Ratio Imbalance | 17 | Powertrain |
| P219B | Bank 2 Air-Fuel Ratio Imbalance | 17 | Powertrain |
| P219C | Cylinder 1 air-fuel ratio imbalance | 19 | Powertrain |
| P219D | Cylinder 2 air-fuel ratio imbalance | 19 | Powertrain |
| P219E | Cylinder 3 air-fuel ratio imbalance | 19 | Powertrain |
| P219F | Cylinder 4 air-fuel ratio imbalance | 19 | Powertrain |
| P21A0 | Cylinder 5 air-fuel ratio imbalance | 18 | Powertrain |
| P21A1 | Cylinder 6 air-fuel ratio imbalance | 18 | Powertrain |
| P21CB | Reductant control module supply voltage low | 16 | Powertrain |
| P21CC | Reductant control module supply voltage high | 18 | Powertrain |
| P21CF | Cylinder 1 injector 'B' circuit/open | 19 | Powertrain |
| P21D0 | Cylinder 2 injector 'B' circuit/open | 19 | Powertrain |
| P21D1 | Cylinder 3 injector 'B' circuit/open | 18 | Powertrain |
| P21D2 | Cylinder 4 injector 'B' circuit/open | 15 | Powertrain |
| P21D3 | Cylinder 5 injector 'B' circuit/open | 14 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.