www.diycardoctor.com Honda/Acura DTC Code Definitions P1009 - Camshaft position (CMP), timing over advanced/system performance, VTEC system malfunction P1077 - Intake manifold air control system — low RPM malfunction P1078 - Intake manifold air control system — high RPM malfunction P1102 - Mass air flow (MAF) sensor — signal higher than expected P1103 - Mass air flow (MAF) sensor — signal higher than expected P1105 - AT — gear shift malfunction P1106 - Barometric pressure (MAP/BARO) sensor P1107 - Barometric pressure (BARO) sensor — circuit/voltage low P1108 - Barometric pressure (BARO) sensor — circuit/voltage high P1109 - Barometric pressure (BARO)sensor — range/performance problem P1111 - Intake air temperature (IAT) sensor — circuit/intermittent voltage high P1112 - Intake air temperature (IAT) sensor — circuit/intermittent voltage low P1114 - Engine coolant temperature (ECT) sensor — circuit/intermittent voltage low P1115 - Engine coolant temperature (ECT) sensor — circuit/intermittent voltage high P1120 - Throttle motor position sensor 1 — circuit malfunction P1121 - Throttle position (TPS) sensor — position lower than expected P1122 - Throttle position (TPS)sensor — position higher than expected P1125 - Throttle position (TPS) motor — fail safe mode P1128 - Manifold absolute pressure (MAP) sensor — pressure lower than expected P1129 - Manifold absolute pressure (MAP) sensor — pressure higher than expected P1130 - Heated oxygen sensor (HO2S) 2/3 — faulty components P1133 - Heated oxygen sensor (HO2S) — RH front — insufficient switching P1134 - Heated oxygen sensor (HO2S) — RH front — slow operation P1153 - Heated oxygen sensor (HO2S) — LH front — insufficient switching P1154 - Heated oxygen sensor (HO2S) — LH front — slow operation P1157 - Air fuel (A/F) ratio sensor — circuit malfunction P1158 - AT — lock up clutch not engaging P1162 - Air fuel (A/F) sensor, circuit malfunction P1163 - Air fuel (A/F) sensor, slow response P1164 - Air fuel (A/F) sensor — range performance problem P1165 - Heated oxygen sensor (HO2S) — front — range/performance problem P1166 - Air fuel (A/F) sensor — heater circuit malfunction P1167 - Heated oxygen sensor (HO2S) — front — heater circuit malfunction P1168 - Heated oxygen sensor (HO2S) — front — voltage low P1169 - Heated oxygen sensor (HO2S) — front — voltage high P1171 - Fuel system — mixture lean under acceleration P1182 - Fuel temperature sensor — low input P1183 - Fuel temperature sensor — high input P1187 - Fuel tank temperature sensor — low input P1188 - Fuel tank temperature sensor — high input P1192 - AT — lock up clutch not engaging P1193 - Fuel tank pressure sensor — high input P1201 - Cylinder No.1 — misfire P1202 - Cylinder No.2 — misfire P1203 - Cylinder No.3 — misfire P1204 - Cylinder No.4 — misfire P1205 - Cylinder No.5 — misfire P1206 - Cylinder No.6 — misfire P1220 - Throttle motor position sensor 2 — circuit malfunction P1221 - Throttle motor position sensor 1/2 — signal variation P1241 - Throttle actuator control (TAC) motor — circuit 1 — malfunction P1242 - Throttle actuator control (TAC) motor — circuit 2 — malfunction P1243 - Throttle position (TPS) — insufficient P1244 - Closed throttle position (CTP) — insufficient P1246 - Accelerator pedal position (APP) sensor 1 — circuit malfunction P1247 - Accelerator pedal position (APP) sensor 2 — circuit malfunction P1248 - Accelerator pedal position (APP) sensor 1 and2 — incorrect signals P1253 - VTEC system malfunction P1257 - VTEC system malfunction P1258 - VTEC system malfunction P1259 - VTEC system malfunction P1271 - Accelerator pedal position (APP) sensor 1/2 — signal variation P1272 - Accelerator pedal position (APP) sensor 2/3 — signal variation P1273 - Accelerator pedal position (APP) sensor 1/3 — signal variation P1275 - Accelerator pedal position (APP) sensor 1 — circuit malfunction P1279 - VTEC control system malfunction — front bank P1280 - Accelerator pedal position (APP) sensor 2 — circuit malfunction P1285 - Accelerator pedal position (APP) sensor 3 — circuit malfunction P1290 - Throttle position (TPS) motor — forced idle mode P1295 - Throttle position (TPS) motor — power management mode P1297 - Electrical load sensor — circuit/voltage low P1298 - Electrical load sensor — circuit/voltage high P1299 - Throttle position (TPS) motor — forced engine shut down mode P1300 - Random misfire P1301 - Cylinder No.1 — misfire P1302 - Cylinder No.2 — misfire P1303 - Cylinder No.3 — misfire P1304 - Cylinder No.4 — misfire P1305 - Cylinder No.5 — misfire P1306 - Cylinder No.6 — misfire P1310 - Ignition control module (1CM) — diagnosis P1311 - Ignition control module (1CM) — ignition coil secondary coil signal, circuit 1 P1312 - Ignition control module (1CM) — ignition coil secondary coil signal, circuit 2 P1316 - Spark plug voltage detection — front bank — circuit malfunction P1317 - Spark plug voltage detection — rear bank — circuit malfunction P1318 - Spark plug voltage detection module reset P1319 - Spark plug voltage detection module reset P1324 - Knock sensor (KS) — circuit/voltagelow P1326 - Ignition control module (1CM) — combustion quality input signal P1331 - Crankshaft position (CKP) sensor 2 — no signal P1336 - Crankshaft position (CKP) sensor 2 — intermittent signal P1337 - Crankshaft position (CKP) sensor 2 — no signal P1340 - Ignition control module (1CM) — cylinder identification synchronization P1359 - Crankshaft position (CKP) sensor — connector disconnection P1361 - Crankshaft position (CKP) sensor 1 — intermittent signal P1362 - Crankshaft position (CKP) sensor I — no signal P1366 - Crankshaft position (CKP) sensor 2 — intermittent signal P1367 - Crankshaft position (CKP) sensOr 2 — no signal P1380 - Engine control module ([CM)/ABS control module, rough road signal — communication fault P1381 - Camshaft position (CMP) sensor — intermittent signal P1382 - Camshaft position (CMP) sensor — no signal P1386 - Camshaft position (CMP) sensor 2 — intermittent signal P1387 - Camshaft position (CMP) sensor 2 — no signal P1390 - C sensor — intermittent voltage low P1391 - C sensor — performance problem P1392 - C sensor — voltage low P1393 - C sensor — voltage high P1394 - C sensor — intermittent voltage high P1399 - Random misfire P1404 - Exhaust gas re circulation ([OR) valve — valve closed P1406 - Exhaust gas re circulation (EGR) valve position sensor — circuit problem P1410 - Secondary air injection (AIR) pump — malfunction P1415 - AIR pump electrical current sensor — open/short circuit P1416 - AIR pump electrical current sensor — circuit high P1419 - Secondary air injection (AIR) system — malfunction P1420 - NOx adsorptive catalyst system — efficiency below limit P1441 - Evaporative emission (EVAP) canister purge system — leak detected P1442 - Evaporative emission (EVAP) canister purge system — vacuum switch malfunction P1450 - Evaporative emission (EVAP) two way valve, bypass valve — voltage low P1451 - Evaporative emission (EVAP) two way valve, bypass valve — voltage high P1454 - Fuel tank pressure sensor — range/performance problem P1456 - Evaporative emission (EVAP) canister purge system (fuel tank system) — leak detected P1457 - Evaporative emission (EVAP) canister purge system (canister system) — leak detected P1459 - Evaporative emission (EVAP) canister purge system — switch malfunction P1460 - Fuel gauge tank sensor — supply circuit P1486 - Thermostat — range/performance problem P1491 - Exhaust gas re circulation (EGR) system — valve lift insufficient P1498 - Exhaust gas re circulation (EGR) valve position sensor — voltage high P1505 - Positive crankcase ventilation(PCV) — air leak P1508 - Idle air control (IAC) valve — circuit failure P1509 - Idle air control (IAC) system — high RPM P1514 - Throttle position (TPS) sensor/mass air flow(MAF) sensor — signal variation P1515 - Throttle command/actual throttle position — signal variation P1516 - Throttle position motor — position performance P1519 - Idle control system — malfunction P1523 - Throttle position motor — closed position performance P1571 - Brake pedal position (BPP) switch — no operation P1607 - Engine control module (ECM) — internal circuit failure P1608 - Engine control module (ECM) — internal circuit failure P1625 - Engine control module (ECM) — unexpected reset P1630 - Transmission control module P1635 - Sensor supply voltage — circuit 1 malfunction P1639 - Sensor supply voltage — circuit 2 malfunction P1640 - Engine control module (ECM) — internal fault P1646 - Sensor supply voltage — circuit C malfunction P1650 - Engine control module quad driver/output driver P1655 - AT — signal failure P1656 - Electronic stability program (ESP)control module — communication malfunction P1660 - AT to ECM — signal failure P1671 - AT to ECM signal — no signal P1672 - AT to ECM signal — signal failure P1676 - ABS/TCS control module — communication malfunction P1677 - ECM to traction control system signal — signal failure P1678 - ABS/TCS control module — communication malfunction P1681 - AT to ECM — signal A — voltage low P1682 - AT to ECM — signal A — voltage high P1683 - Throttle motor — default position spring performance problem P1684 - Throttle motor — return spring performance problem P1686 - AT to ECM — signal B — voltage low P1687 - AT to ECM — signal B — voltage high P1690 - Traction control system — circuit failure P1696 - Traction control system — voltage low P1697 - Traction control system — voltage high P1705 - AT — gear shift malfunction P1706 - AT — gear shift malfunction P1709 - AT — gear selection malfunction P1710 - AT — 1st gear hold switch P1717 - AT — gear selection malfunction P1730 - AT — gear shift malfunction P1731 - AT — gear shift malfunction P1732 - AT — gear shift malfunction P1733 - AT — gear shift malfunction P1734 - AT — gear shift malfunction P1735 - AT — gear shift malfunction P1736 - AT — gear shift malfunction P1738 - Automatic transmission P1739 - AT — 3rd clutch pressure switch P1740 - AT — 4th clutch pressure switch P1750 - AT — hydraulic system mechanical malfunction P1751 - AT — hydraulic system mechanical malfunction P1753 - AT — lock up clutch not engaging disengaging P1758 - AT — lock up clutch not engaging P1768 - Shift solenoid (SS) A P1773 - Shift solenoid (SS) B P1778 - Shift solenoid (SS) C P1786 - AT — poor gear shift P1787 - AT — lock up clutch malfunction P1788 - AT — poor gear shift P1790 - AT — lock up clutch not engaging P1791 - AT — lock up clutch not engaging P1792 - AT — lock up clutch not engaging P1793 - Automatic transmission P1794 - Automatic transmission — BARO signal P1795 - Automatic transmission P1835 - AT — kick down switch always ON P1850 - AT — brake band solenoid P1860 - AT — torque converter clutch (TCC) solenoid P1870 - CVT — poor acceleration P1873 - CVT — poor acceleration P1876 - CVT — poor acceleration P1877 - CVT — poor acceleration P1878 - CVT — poor acceleration P1879 - CVT — poor acceleration P1880 - CVT — poor acceleration P1881 - CVT — poor acceleration P1882 - Constantly variable transmission (CVT) P1885 - CVT — poor acceleration P1886 - CVT — poor acceleration P1888 - CVT — poor acceleration P1889 - CVT — poor acceleration P1890 - CVT — poor acceleration P1891 - CVT — poor acceleration P1892 - CVT — poor acceleration P1893 - CVT — poor acceleration P1894 - CVT — poor acceleration P1895 - CVT — poor acceleration P1896 - CVT — poor acceleration P1897 - CVT — poor acceleration P1898 - CVT — poor acceleration P1899 - CVT — poor acceleration