| car brand | Error code | Error value |
| Honda | 1 | Primary O2 sensor Open or short in O2 sensor circuit, defective Primary O2 sensor |
| Honda | 2 | Secondary O2 sensor Open or short in O2 sensor circuit, defective Secondary O2 sensor |
| Honda | 3 | Manifold Absolute Pressure sensor Open or short in MAP sensor circuit, defective MAP sesnor |
| Honda | 4 | Crankshaft Position sensor Timing belt slipped, defective CP sensor |
| Honda | 5 | Manifold Absolute Pressure sensor Reading too low or too high, defective MAP sensor |
| Honda | 6 | Engine Coolant Temp circuit Reading too low or too high, open or short in circuit, defective ECT circuit |
| Honda | 7 | Throttle Position circuit Reading too low or too high, open or short in circuit, defective TPS circuit |
| Honda | 8 | Top Dead Center sensor Open or short in TDC sensor circuit, defective TDC sensor |
| Honda | 9 | Cylinder Position sensor Open or short in CYP sensor circuit, defective CYP sensor |
| Honda | 10 | Intake Air Temperature sensor Open or short in IAT sensor circuit, defective IAT sensor |
| Honda | 12 | Exhaust Gas Recirculation Valve Open or short in EGR valve circuit, defective EGR valve |
| Honda | 13 | Barometric Pressure sensor circuit Defective ECM (Barometric sensor) |
| Honda | 14 | Idle Control System Malfunction Defective IAC valve, defective fast idle thermo valve, throttle body |
| Honda | 15 | Ignition Output Signal Missing, defective or noisy Ignition Output Signal |
| Honda | 16 | Fuel Injector System Defective or malfunctioning Fuel Injector System |
| Honda | 17 | Vehicle Speed sensor circuit Open or short in VS sensor circuit, defective VS sensor |
| Honda | 19 | Lock-up Control Solenoid Open or short in LCS circuit, defective LCS solenoid |
| Honda | 20 | Electrical Load Detector circuit Open or short in ELD circuit, defective ELD circuit |
| Honda | 21 | VTEC Solenoid Valve Open or short in VTEC solenoid valve circuit, defective VTEC solenoid valve |
| Honda | P1895 | CVT Pulley Pressure Control Valve Circuit |
| Honda | 22 | VTEC Oil Pressure Switch Open or short in VTEC OPS circuit, defective VTEC pressure switch |
| Honda | 23 | Knock sensor circuit Open or short in Knock sensor circuit, defective Knock sensor circuit |
| Honda | 30 | A/T FI Signal A high/low input Defective AFSA line, TCM |
| Honda | 31 | A/T FI Signal B high/low input Defective AFSB line, TCM |
| Honda | 35 | TC STB Signal |
| Honda | 36 | TC FC signal |
| Honda | 41 | Primary Heated O2 sensor heater circuit Open or short in Primary O2 sensor heater circuit, defective Primary O2 sensor heater circuit |
| Honda | 42 | Right Heated Oxygen Sensor (HO2S) Heater |
| Honda | 43 | Fuel Supply System Defective or malfunctioning Fuel Supply System |
| Honda | 44 | Fuel Supply System (Slave) |
| Honda | 45 | System too lean/rich Fuel supply system, Primary O2 sensor, MAP sensor, contaminated fuel, valve clearance, exhaust leakage |
| Honda | 46 | System Too Lean or Too Rich (Slave) |
| Honda | 48 | Lean Air Fuel sensor Open or short in Lean Air Fuel sensor circuit, defective Lean Air Fuel sensor |
| Honda | 53 | Right Knock Sensor |
| Honda | 54 | Crankshaft Speed Fluctuation sensor Open or short in CKF sensor circuit, defective CKF sensor circuit |
| Honda | 56 | Variable Valve Timing Control (VTC Oil Control Solenoid Valve |
| Honda | 57 | Variable Valve Timing Control (VTC) Phase Gap |
| Honda | 58 | Top Dead Center sensor #2 Open or short in TDC sensor circuit, defective TDC sensor |
| Honda | 59 | CYP Sensor (Cylinder) |
| Honda | 60 | Air Pump malfunction |
| Honda | 61 | Primary Heated O2 sensor Slow response, exhaust leak, defective Primary Heated O2 sensor |
| Honda | 63 | Secondary Heated O2 sensor Slow response, exhaust leak, defective Secondary Heated O2 sensor |
| Honda | P1020 | Valve Pause System Stuck Off |
| Honda | P1021 | Valve Pause System Stuck On |
| Honda | P1025 | Valve Pause System Sticking Off |
| Honda | P1026 | Valve Pause System Sticking On |
| Honda | P1077 | Intake Manifold Runner Control (IMRC) System Malfunction (Low rpm) |
| Honda | P1078 | Intake Mainfold Runner Control (IMRC) System Malfunction (High rpm) |
| Honda | P1106 | Barometric Pressure (BARO) Sensor Circuit Range / Performance Problem |
| Honda | P1107 | Barometric Pressure (BARO) Sensor Circuit Low Voltage |
| Honda | P1108 | Barometric Pressure (BARO) Sensor Circuit High Voltage |
| Honda | P1121 | Throttle Position (TP) Sensor Lower Than Expected |
| Honda | P1122 | Throttle Position (TP) Sensor Higher Than Expected |
| Honda | P1128 | Manifold Absolute Pressure (MAP) Sensor Circuit Lower Than Expected |
| Honda | P1129 | Manifold Absolute Pressure (MAP) Sensor Circuit Higher Than Expected |
| Honda | P1130 | Demand for Changing Both Secondary Heated Oxygen Sensor (Secondary HO2S) (Sensor 2) and Third Heated Oxygen Sensor (Third HO2S) (Sensor 3) |
| Honda | P1149 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Range / Performance Problem A/F sensor 03 – 020 6 of 10,or Air / Fuel Ratio Sensor (Sensor 1) Circuit Lean Range A/F sensor |
| Honda | P1157 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) AFS Line High Voltage,or Air / Fuel Ratio (A/F) Sensor (Sensor 1) Circuit High Voltage,or Air/ Fuel Ratio (A/F) Sensor (Sensor 1) Range / Performance Problem |
| Honda | P1158 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) AFS – Terminal Low Voltage |
| Honda | P1159 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) AFS + Terminal Low Voltage |
| Honda | P1162 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Slow Response A/F sensor |
| Honda | P1163 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Slow Response A/F sensor,or Air / Fuel Ratio Sensor (Sensor 1) Slow Response A/F sensor |
| Honda | P1164 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Range / Performance Problem A/F sensor,or Air / Fuel Ratio (AF) Sensor (Sensor 1) Circuit Range / Performance A/F sensor |
| Honda | P1165 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Range / Performance Problem A/F sensor,or Air / Fuel Ratio Sensor (Sensor 1) Circuit Range / Performance A/F sensor |
| Honda | P1166 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Heater System Electrical Problem A/F sensor heater,or Heated Oxgen Sensor Sensor1 (Primary HO2S) Heater Circuit Malfunction (HO2S) |
| Honda | P1167 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) Heater System Malfunction A/F sensor heater,or Heated Oxygen Sensor Sensor1 (Primary LAF HO2S) Heater System Malfunction A/F sensor heater |
| Honda | P1168 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) LABEL Low Voltage |
| Honda | P1169 | Air / Fuel Ratio (A/F) Sensor (Sensor 1) LABEL High Voltage |
| Honda | P1182 | Fuel Temperature Sensor Circuit Low Voltage |
| Honda | P1183 | Fuel Temperature Sensor Circuit High Voltage |
| Honda | P1253 | VTEC System Circuit Fault |
| Honda | P1259 | VTEC System Circuit Fault (Bank 1) |
| Honda | P1297 | Electric Load Detector (ELD) Circuit Low Voltage |
| Honda | P1298 | Electric Load Detector (ELD) Circuit High Voltage |
| Honda | P1300 | Random Misfire Misfire |
| Honda | P1324 | Knock Sensor Power Source Circuit Low Voltage |
| Honda | P1336 | Engine Speed (RPM) Fluctuation Sensor Intermittent Interruption |
| Honda | P1337 | Engine Speed (RPM) Fluctuation Sensor No Signal |
| Honda | P1355 | Front Ignition Coil Power Circuit Malfunction |
| Honda | P1359 | Crankshaft Position (CKP) / Top Dead Center (TDC) Sensor Circuit Malfunction |
| Honda | P1361 | Camshaft Position (CMP) Sensor A (Top Dead Center (TDC) Sensor) Intermittent Interruption,or Top Dead Center (TDC) Sensor Intermittent Interruption |
| Honda | P1362 | Camshaft Position (CMP) Sensor A (Top Dead Center (TDC) Sensor) No Signal,or Top Dead Center (TDC) Sensor No Signal |
| Honda | P1366 | Camshaft Position (CMP) Sensor B (Top Dead Center (TDC) Sensor) Intermittent Interruption,or Top Dead Center (TDC) Sensor 2 Intermittent Interruption |
| Honda | P1367 | Camshaft Position (CMP) Sensor B (Top Dead Center (TDC) Sensor) No Signal,or Top Dear Center (TDC) Sensor 2 No Signal |
| Honda | P1381 | Cylinder Position (CYP) Sensor Intermittent Interruption |
| Honda | P1382 | Cylinder Position (CYP) Sensor No Signal |
| Honda | P1410 | Air Pump Malfunction (Air system) |
| Honda | P1415 | Air Pump Electric Current Sensor Circuit Low Voltage (Air system) |
| Honda | P1416 | Air Pump Electric Current Sensor Circuit High Voltage (Air system) |
| Honda | P1420 | Nox Adsorptive Catalyst System Efficiency Below Threshold Catalytic converter |
| Honda | P1438 | Motor Drive Module (MDM) Overheating Signal Circuit,or Motor Drive Module (MDM) Overheating |
| Honda | P1439 | Motor Drive Module (MDM) Short Circuit Sensor Problem,or Motor Drive Module (MDM) Short Circuit |
| Honda | P1440 | IMA system problem |
| Honda | P1445 | Bypass Control Problem |
| Honda | P1448 | Battery Module Overheating |
| Honda | P1449 | Battery Module Overheating,or Battery Cell Overheating,or Battery Module Individual Voltage Input Deviation,or Battery Module Deterioration,or Battery Module Deviation |
| Honda | P1454 | Fuel Tank Pressure (FTP) Sensor Range / Performance Problem |
| Honda | P1456 | Evaporative Emissions (EVAP) Control System Leakage (Fuel Tank System) EVAP |
| Honda | P1457 | Evaporative Emissions (EVAP) Control System Leakage (EVAP Canister System) EVAP |
| Honda | P1459 | Evaporative Emission (EVAP) Purge Flow Switch Malfunction |
| Honda | P1486 | Cooling System Malfunction (Thermostat) |
| Honda | P1491 | Exhaust Gas Recirculation (EGR) Valve Insufficient Lift (EGR) |
| Honda | P1498 | Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit High Voltage |
| Honda | P1505 | Positive Crankcase Ventilation (PCV) Air Leakage |
| Honda | P1508 | Idle Air Control Valve (IACV) Circuit Malfunction |
| Honda | P1509 | Idle Air Control Valve (IACV) Circuit Failure |
| Honda | P1519 | Idle Air Control Valve (IACV) Circuit Malfunction |
| Honda | P1522 | Brake Booster Pressure Sensor Circuit Low Voltage |
| Honda | P1523 | Brake Booster Pressure Sensor Circuit High Voltage |
| Honda | P1524 | Brake Booster Pressure Sensor Range / Performance Problem |
| Honda | P1541 | Climate Control Unit Signal Circuit Low Voltage |
| Honda | P1542 | Climate Control Unit Signal Circuit High Voltage |
| Honda | P1565 | Motor commutation signal problem |
| Honda | P1568 | Battery Module Individual Voltage Input Problem,or Battery Module Temperature Signal Circuit Problem,or Battery Cell Temperature Signal Circuit Problem |
| Honda | P1572 | Motor Drive Module (MDM) Temperature Signal Circuit Low Input,or Motor Drive Module (MDM) Temperature Signal Circuit High Input |
| Honda | P1576 | Motor Drive Module (MDM) Voltge Signal Circuit Low Input |
| Honda | P1577 | High Voltage Detection Signal Circuit Problem |
| Honda | P1580 | Battery Current Circuit Problem |
| Honda | P1581 | Motor Power Inverter (MPI) Module Current Signal Circuit Low Input,or Motor Power Inverter (MPI) Module Current Signal Circuit High Input,or Motor Power Inverter (MPI) Module Current Signal Circuit Problem |
| Honda | P1582 | Motor Current U Phase Signal Circuit Low Input,or Motor Current U Phase Signal Circuit High Input |
| Honda | P1583 | Motor Current V Phase Signal Circuit Low Input,or Motor Current V Phase Signal Circuit High Input |
| Honda | P1584 | Motor Current W Phase Signal Circuit Low Input,or Motor Current W Phase Signal Circuit High Input |
| Honda | P1585 | Motor Current Signal Circuit Problem |
| Honda | P1586 | Motor Power Inverter (MPI) Module Current Signal / Battery Current Signal Circuit Problem |
| Honda | P1607 | Engine Control Module (ECM) / Powertrain Control Module (PCM) Internal Circuit Malfunction |
| Honda | P1630 | Transmission Control Module |
| Honda | P1635 | Battery Condition Monitor (BCM) Module Problem |
| Honda | P1639 | MOTB Signal Circuit Malfunction |
| Honda | P1640 | ACTTRQ Motor Torque Signal Circuit Low Input |
| Honda | P1641 | ACTTRQ Motor Torque Signal Circuit High Input |
| Honda | P1642 | QBATT Battery Signal Circuit Low Input |
| Honda | P1643 | QBATT Battery Signal Circuit High Input |
| Honda | P1644 | MOTFSA Signal Malfunction |
| Honda | P1645 | MOTFSB Signal Malfunction |
| Honda | P1646 | MOTSTB Signal Malfunction |
| Honda | P1647 | Power Command Signal Circuit Low Input,or Power Command Signal Circuit High Input,or Engine Torque Signal Circuit Low Input,or Engine Torque Signal Circuit High Input,or Mode Signal Circuit 1 Low Input |
| Honda | P1648 | Battery Condition Monitor (BCM) Module Communication Signal Circuit Problem,or Motor Control Module (MCM) Communication Signal Circuit Problem |
| Honda | P1655 | CVT – FI TMA/TMB Signal Line Failure |
| Honda | P1656 | Problem in PCM – toVTM – 4 Control Unit Communications Circuit |
| Honda | P1660 | A/T – FI Data Line Failure / TCM – ECM Halt |
| Honda | P1676 | FPTDR Signal Line Failure |
| Honda | P1678 | FPTDR Signal Line Failure |
| Honda | P1679 | RSCD Signal Circuit Malfunction |
| Honda | P1681 | A/T FI Signal A Cicuit Low Voltage |
| Honda | P1682 | A/T FI Signal A Circuit High Voltage |
| Honda | P1683 | Throttle Valve Default Position Spring Performance Problem |
| Honda | P1684 | Throttle Valve Return Spring Performance Problem |
| Honda | P1686 | A/T FI Signal B Circuit Low Voltage |
| Honda | P1687 | A/T FI Signal B Circuit High Voltage |
| Honda | P1705 | Short in Transmission Range Switch Circuit (More than one range position is on at the same time) |
| Honda | P1706 | Open in Transmission Range Switch Circuit |
| Honda | P1709 | Problem Transmission Gear Selection Switch Circuit DTC Detection Item Associated Monitor |
| Honda | P1730 | Problem in Shift Control System: Shift Solenoid Valve A and D Stuck OFF,or Shift Solenoid Valve B Stuck ON,or Shift Valves A,B,and D Stuck |
| Honda | P1731 | Problem in Shift Control System: Shift Solenoid Valve E Stuck ON,or Shift Valve E Stuck,or A/T Clutch Pressure Control Solenoid Valve A Stuck OFF |
| Honda | P1732 | Problem in Shift Control System: Shift Solenoid Valve B and C Stuck ON,or Shift Valves B and C Stuck |
| Honda | P1733 | Problem in Shift Control System: Shift Solenoid Valve D Stuck ON,or Shift Valve D Stuck,or A/T Clutch Pressure Control Solenoid Valve C Stuck OFF |
| Honda | P1734 | Problem in Shift Control System: Shift Solenoid Valves B and C Stuck ON,or Shift Valves B and C Stuck |
| Honda | P1738 | Problem in 2nd Clutch Pressure Switch Circuit |
| Honda | P1739 | Problem in 3rd Clutch Pressure Switch Circuit |
| Honda | P1740 | Problem in 4th Clutch Pressure Switch Circuit |
| Honda | P1750 | Mechanical Problem in Hydraulic Control System of A/T Clutch Pressure Control Solenoid Valve Assemblies A and B,or Problem in the Hydraulic Control System |
| Honda | P1753 | Problem in Torque Converter Clutch Solenoid Valve Circuit |
| Honda | P1768 | Problem in Torque Converter Clutch Solenoid Valve B Circuit |
| Honda | P1773 | Problem in A/T Clutch Pressure Control Solenoid Valve B Circuit |
| Honda | P1790 | Throttle Position (TP) Sensor Circuit Malfunction |
| Honda | P1791 | Vehicle Speed Sensor (VSS) Range / Performance Problem |
| Honda | P1792 | Problem in Engine Coolant Temperature (ECT) Sensor Circuit |
| Honda | P1793 | Manifold Absolute Pressure Sensor Circuit |
| Honda | P1870 | Problem in CVT Speed Change Control Valve Assembly Circuit |
| Honda | P1873 | Problem in CVT Pulley Pressure Control Valve Assembly Circuit |
| Honda | P1879 | Problem in CVT Start Clutch Pressure Control Valve Assembly Circuit |
| Honda | P1882 | Problem in Inhibitor Solenoid Circuit |
| Honda | P1884 | Secondary Gear Speed Sensor 2 Circuit Malfunction |
| Honda | P1885 | CVT Drive Pulley Speed Sensor Circuit |
| Honda | P1886 | CVT Driven Pulley Speed Sensor Circuit |
| Honda | P1888 | CVT Speed Sensor |
| Honda | P1889 | Problem in CVT Speed Sensor 2 Circuit |
| Honda | P1890 | Shift Control System |
| Honda | P1891 | Problem in Start Clutch System |
| Honda | P1894 | CVT Speed Change Control Valve Circuit |
