Honda/Acura DTC Code Definitions

MyAirbags Honda Acura OBD Codes

Honda/Acura DTC Code Definitions

P1009Camshaft position (CMP), timing over advanced/system performance, VTEC system malfunction
P1077Intake manifold air control systemlow RPM malfunction
P1078Intake manifold air control systemhigh RPM malfunction
P1102Mass air flow (MAF) sensorsignal higher than expected
P1103Mass air flow (MAF) sensorsignal higher than expected
P1105ATgear shift malfunction
P1106Barometric pressure (MAP/BARO) sensor
P1107Barometric pressure (BARO) sensorcircuit/voltage low
P1108Barometric pressure (BARO) sensorcircuit/voltage high
P1109Barometric pressure (BARO)sensorrange/performance problem
P1111Intake air temperature (IAT) sensorcircuit/intermittent voltage high
P1112Intake air temperature (IAT) sensorcircuit/intermittent voltage low
P1114Engine coolant temperature (ECT) sensorcircuit/intermittent voltage low
P1115Engine coolant temperature (ECT) sensorcircuit/intermittent voltage high
P1120Throttle motor position sensor 1circuit malfunction
P1121Throttle position (TPS) sensorposition lower than expected
P1122Throttle position (TPS)sensorposition higher than expected
P1125Throttle position (TPS) motorfail safe mode
P1128Manifold absolute pressure (MAP) sensorpressure lower than expected
P1129Manifold absolute pressure (MAP) sensorpressure higher than expected
P1130Heated oxygen sensor (HO2S) 2/3faulty components
P1133Heated oxygen sensor (HO2S)RH frontinsufficient switching
P1134Heated oxygen sensor (HO2S)RH frontslow operation
P1153Heated oxygen sensor (HO2S)LH frontinsufficient switching
P1154Heated oxygen sensor (HO2S)LH frontslow operation
P1157Air fuel (A/F) ratio sensorcircuit malfunction
P1158ATlock up clutch not engaging
P1162Air fuel (A/F) sensor, circuit malfunction
P1163Air fuel (A/F) sensor, slow response
P1164Air fuel (A/F) sensorrange performance problem
P1165Heated oxygen sensor (HO2S)frontrange/performance problem
P1166Air fuel (A/F) sensorheater circuit malfunction
P1167Heated oxygen sensor (HO2S)frontheater circuit malfunction
P1168Heated oxygen sensor (HO2S)frontvoltage low
P1169Heated oxygen sensor (HO2S)frontvoltage high
P1171Fuel systemmixture lean under acceleration
P1182Fuel temperature sensorlow input
P1183Fuel temperature sensorhigh input
P1187Fuel tank temperature sensorlow input
P1188Fuel tank temperature sensorhigh input
P1192ATlock up clutch not engaging
P1193Fuel tank pressure sensorhigh input
P1201Cylinder No.1misfire
P1202Cylinder No.2misfire
P1203Cylinder No.3misfire
P1204Cylinder No.4misfire
P1205Cylinder No.5misfire
P1206Cylinder No.6misfire
P1220Throttle motor position sensor 2circuit malfunction
P1221Throttle motor position sensor 1/2signal variation
P1241Throttle actuator control (TAC) motorcircuit 1malfunction
P1242Throttle actuator control (TAC) motorcircuit 2malfunction
P1243Throttle position (TPS)insufficient
P1244Closed throttle position (CTP)insufficient
P1246Accelerator pedal position (APP) sensor 1circuit malfunction
P1247Accelerator pedal position (APP) sensor 2circuit malfunction
P1248Accelerator pedal position (APP) sensor 1 and2incorrect signals
P1253VTEC system malfunction
P1257VTEC system malfunction
P1258VTEC system malfunction
P1259VTEC system malfunction
P1271Accelerator pedal position (APP) sensor 1/2signal variation
P1272Accelerator pedal position (APP) sensor 2/3signal variation
P1273Accelerator pedal position (APP) sensor 1/3signal variation
P1275Accelerator pedal position (APP) sensor 1circuit malfunction
P1279VTEC control system malfunctionfront bank
P1280Accelerator pedal position (APP) sensor 2circuit malfunction
P1285Accelerator pedal position (APP) sensor 3circuit malfunction
P1290Throttle position (TPS) motorforced idle mode
P1295Throttle position (TPS) motorpower management mode
P1297Electrical load sensorcircuit/voltage low
P1298Electrical load sensorcircuit/voltage high
P1299Throttle position (TPS) motorforced engine shut down mode
P1300Random misfire
P1301Cylinder No.1misfire
P1302Cylinder No.2misfire
P1303Cylinder No.3misfire
P1304Cylinder No.4misfire
P1305Cylinder No.5misfire
P1306Cylinder No.6misfire
P1310Ignition control module (1CM)diagnosis
P1311Ignition control module (1CM)ignition coil secondary coil signal, circuit 1
P1312Ignition control module (1CM)ignition coil secondary coil signal, circuit 2
P1316Spark plug voltage detectionfront bankcircuit malfunction
P1317Spark plug voltage detectionrear bankcircuit malfunction
P1318Spark plug voltage detection module reset
P1319Spark plug voltage detection module reset
P1324Knock sensor (KS)circuit/voltagelow
P1326Ignition control module (1CM)combustion quality input signal
P1331Crankshaft position (CKP) sensor 2no signal
P1336Crankshaft position (CKP) sensor 2intermittent signal
P1337Crankshaft position (CKP) sensor 2no signal
P1340Ignition control module (1CM)cylinder identification synchronization
P1359Crankshaft position (CKP) sensorconnector disconnection
P1361Crankshaft position (CKP) sensor 1intermittent signal
P1362Crankshaft position (CKP) sensor Ino signal
P1366Crankshaft position (CKP) sensor 2intermittent signal
P1367Crankshaft position (CKP) sensOr 2no signal
P1380Engine control module ([CM)/ABS control module, rough road signalcommunication fault
P1381Camshaft position (CMP) sensorintermittent signal
P1382Camshaft position (CMP) sensorno signal
P1386Camshaft position (CMP) sensor 2intermittent signal
P1387Camshaft position (CMP) sensor 2no signal
P1390C sensorintermittent voltage low
P1391C sensorperformance problem
P1392C sensorvoltage low
P1393C sensorvoltage high
P1394C sensorintermittent voltage high
P1399Random misfire
P1404Exhaust gas re circulation ([OR) valvevalve closed
P1406Exhaust gas re circulation (EGR) valve position sensorcircuit problem
P1410Secondary air injection (AIR) pumpmalfunction
P1415AIR pump electrical current sensoropen/short circuit
P1416AIR pump electrical current sensorcircuit high
P1419Secondary air injection (AIR) systemmalfunction
P1420NOx adsorptive catalyst systemefficiency below limit
P1441Evaporative emission (EVAP) canister purge systemleak detected
P1442Evaporative emission (EVAP) canister purge systemvacuum switch malfunction
P1450Evaporative emission (EVAP) two way valve, bypass valvevoltage low
P1451Evaporative emission (EVAP) two way valve, bypass valvevoltage high
P1454Fuel tank pressure sensorrange/performance problem
P1456Evaporative emission (EVAP) canister purge system (fuel tank system)leak detected
P1457Evaporative emission (EVAP) canister purge system (canister system)leak detected
P1459Evaporative emission (EVAP) canister purge systemswitch malfunction
P1460Fuel gauge tank sensorsupply circuit
P1486Thermostatrange/performance problem
P1491Exhaust gas re circulation (EGR) systemvalve lift insufficient
P1498Exhaust gas re circulation (EGR) valve position sensorvoltage high
P1505Positive crankcase ventilation(PCV)air leak
P1508Idle air control (IAC) valvecircuit failure
P1509Idle air control (IAC) systemhigh RPM
P1514Throttle position (TPS) sensor/mass air flow(MAF) sensorsignal variation
P1515Throttle command/actual throttle positionsignal variation
P1516Throttle position motorposition performance
P1519Idle control systemmalfunction
P1523Throttle position motorclosed position performance
P1571Brake pedal position (BPP) switchno operation
P1607Engine control module (ECM)internal circuit failure
P1608Engine control module (ECM)internal circuit failure
P1625Engine control module (ECM)unexpected reset
P1630Transmission control module
P1635Sensor supply voltagecircuit 1 malfunction
P1639Sensor supply voltagecircuit 2 malfunction
P1640Engine control module (ECM)internal fault
P1646Sensor supply voltagecircuit C malfunction
P1650Engine control module quad driver/output driver
P1655ATsignal failure
P1656Electronic stability program (ESP)control modulecommunication malfunction
P1660AT to ECMsignal failure
P1671AT to ECM signalno signal
P1672AT to ECM signalsignal failure
P1676ABS/TCS control modulecommunication malfunction
P1677ECM to traction control system signalsignal failure
P1678ABS/TCS control modulecommunication malfunction
P1681AT to ECMsignal Avoltage low
P1682AT to ECMsignal Avoltage high
P1683Throttle motordefault position spring performance problem
P1684Throttle motorreturn spring performance problem
P1686AT to ECMsignal Bvoltage low
P1687AT to ECMsignal Bvoltage high
P1690Traction control systemcircuit failure
P1696Traction control systemvoltage low
P1697Traction control systemvoltage high
P1705ATgear shift malfunction
P1706ATgear shift malfunction
P1709ATgear selection malfunction
P1710AT1st gear hold switch
P1717ATgear selection malfunction
P1730ATgear shift malfunction
P1731ATgear shift malfunction
P1732ATgear shift malfunction
P1733ATgear shift malfunction
P1734ATgear shift malfunction
P1735ATgear shift malfunction
P1736ATgear shift malfunction
P1738Automatic transmission
P1739AT3rd clutch pressure switch
P1740AT4th clutch pressure switch
P1750AThydraulic system mechanical malfunction
P1751AThydraulic system mechanical malfunction
P1753ATlock up clutch not engaging disengaging
P1758ATlock up clutch not engaging
P1768Shift solenoid (SS) A
P1773Shift solenoid (SS) B
P1778Shift solenoid (SS) C
P1786ATpoor gear shift
P1787ATlock up clutch malfunction
P1788ATpoor gear shift
P1790ATlock up clutch not engaging
P1791ATlock up clutch not engaging
P1792ATlock up clutch not engaging
P1793Automatic transmission
P1794Automatic transmissionBARO signal
P1795Automatic transmission
P1835ATkick down switch always ON
P1850ATbrake band solenoid
P1860ATtorque converter clutch (TCC) solenoid
P1870CVTpoor acceleration
P1873CVTpoor acceleration
P1876CVTpoor acceleration
P1877CVTpoor acceleration
P1878CVTpoor acceleration
P1879CVTpoor acceleration
P1880CVTpoor acceleration
P1881CVTpoor acceleration
P1882Constantly variable transmission (CVT)
P1885CVTpoor acceleration
P1886CVTpoor acceleration
P1888CVTpoor acceleration
P1889CVTpoor acceleration
P1890CVTpoor acceleration
P1891CVTpoor acceleration
P1892CVTpoor acceleration
P1893CVTpoor acceleration
P1894CVTpoor acceleration
P1895CVTpoor acceleration
P1896CVTpoor acceleration
P1897CVTpoor acceleration
P1898CVTpoor acceleration
P1899CVTpoor acceleration