--- title: Mazda Factory DTC Code Definitions description: Mazda Factory DTC Code Definitions P1000 OBD-ll monitor testing not complete P1001 Data link connector (DLC) self-test terminated P1100 Mass air flow (MAF) --- [![](https://blog.myairbags.com/hubfs/logo-1.jpg)](https://www.myairbags.com/) [![](https://blog.myairbags.com/hubfs/web.png)myairbags.com](https://www.myairbags.com/) [![](https://blog.myairbags.com/hubfs/phone.png)888-779-9029](tel:888-979-9343) - - - [obd-codes](https://blog.myairbags.com/tag/obd-codes) # Mazda Factory DTC Code Definitions 1 March 2016 Last updated: November 24 2023 ![Mazda OBD Codes](https://blog.myairbags.com/hs-fs/hubfs/Imported_Blog_Media/MyAirbags-Mazda-OBD-Codes-e1521659060643.jpg?width=960&height=610&name=MyAirbags-Mazda-OBD-Codes-e1521659060643.jpg) ## Mazda Factory DTC Code Definitions | P1000 | OBD-ll monitor testing not complete | | | | | --- | --- | --- | --- | --- | | P1001 | Data link connector (DLC) | self-test terminated | | | | P1100 | Mass air flow (MAF) sensor | intermittent sensing | | | | P1101 | Mass air flow (MAF) sensor | out of self test range | | | | P1102 | Mass air flow (MAF) sensor | incomparable with TP sensor signal | signal low | | | P1103 | Mass air flow (MAF) sensor | incomparable with RPM signal | signal high | | | P1110 | Intake air temperature (IAT) sensor (engine) | short open circuit | | | | P1112 | Intake air temperature (IAT) sensor | intermittent sensing | | | | P1113 | Intake air temperature (IAT) sensor (supercharger) | short/open circuit | | | | P1114 | Intake air temperature (IAT) sensor | voltage low | | | | P1115 | Intake air temperature (IAT) sensor | voltage high | | | | P1116 | Engine coolant temperature (ECT) sensor | out of self test range | | | | P1117 | Engine coolant temperature (ECT) sensor | intermittent sensing | | | | P1120 | Throttle position (TP) sensor | out of range “low” | | | | P1121 | Throttle position (TP) sensor | incomparable with MAF sensor signal | | | | P1122 | Throttle position (TP) sensor | stuck closed | | | | P1123 | Throttle position (TP) sensor | stuck open | | | | P1124 | Throttle position (TP) sensor | out of self test range | | | | P1125 | Throttle position (TP) sensor | intermittent circuit fault | | | | P1126 | Throttle position (TP) sensor | circuit fault | | | | P1127 | Heated oxygen sensor (HO2S) | RH or rear bank | front (6 cyl) | heater circuit malfunction | | P1128 | Heated oxygen sensor (HO2S) | front | bank 1/bank 2 sensors transposed | | | P1129 | Heated oxygen sensor (HO2S) | rear | bank 1/bank 2 sensors transposed | | | P1130 | Heated oxygen sensor (HO2S) | front (4 cyl) | adaptive limit achieved | | | P1131 | Heated oxygen sensor (HO2S) | front (4 cyl) | lean mixture indicated | | | P1132 | Heated oxygen sensor (HO2S) | front (4 cyl) | rich mixture indicated | | | P1133 | Fuel trim (FT) lean mixture | bank 1 | | | | P1134 | Fuel trim (FT) rich mixture | bank 1 | | | | P1135 | Heated oxygen sensor (HO2S) 1/ bank 1/heater control | circuit low | | | | P1136 | Heated oxygen sensor (H02S) 1/ bank 1/heater control | circuit high | | | | P1137 | Heated oxygen sensor (HO2S) rear | adaptive limit achieved | | | | P1138 | Heated oxygen sensor (HO2S) rear | adaptive limit achieved | | | | P1141 | Heated oxygen sensor (HO2S) 2/ bank 1/heater control | circuit low | | | | P1142 | Heated oxygen sensor (HO2S) 2/ bank 1/heater control | circuit high | | | | P1143 | Heated oxygen sensor (HO2S) 2/ bank 1 | lean mixture indicated | | | | P1144 | Heated oxygen sensor (HO2S) 2/ bank 1 | rich mixture indicated | | | | P1150 | Heated oxygen sensor (HO2S) | LH or front bank | front (6 cyl) | adaptive limit achieved | | P1151 | Heated oxygen sensor (HO2S) | LH or front bank | front (6 cyl) | lean mixture indicated | | P1152 | Heated oxygen sensor (HO2S) | LH or front bank | front (6 cyl) | rich mixture indicated | | P1153 | Fuel trim (FT) lean mixture | bank 2 | | | | P1154 | Fuel trim (FT) rich mixture | bank 2 | | | | P1157 | Heated oxygen sensor (HO2S) 2/ bank 2 | lean mixture indicated | | | | P1158 | Heated oxygen sensor (HO2S) 2/ bank 2 | rich mixture indicated | | | | P1169 | Heated oxygen sensor (HO2S) | rear (6 cyl) | voltage high | | | P1170 | Heated oxygen sensor (HO2S) | front (4 cyl) | voltage high | | | P1173 | Heated oxygen sensor (HO2S) RH or rear bank | front (6 cyl) | voltage high | | | P1195 | Exhaust gas Recirculation (EGR) system sensor | malfunction | | | | P1196 | Starter signal | circuit malfunction | | | | P1244 | Generator/regulator system | load input out of range | | | | P1245 | Generator/regulator system | load input out of range | | | | P1246 | Generator/regulator system | load input out of range | | | | P1250 | Fuel pressure (FP) control solenoid valve 1 | malfunction | | | | P1251 | Idle speed control (ISC) system | rpm lower than expected | | | | P1252 | Fuel pressure (FP) control solenoid valve 2 | malfunction | | | | P1260 | Theft detected | engine immobilized | | | | P1270 | Maximum engine RPM or vehicle speed obtained | | | | | P1285 | Cylinder head temperature (CHT) sensor | overt eating detected | | | | P1288 | Cylinder head temperature (CHT) sensor | out of self test range | | | | P1289 | Cylinder head temperature (CHI) sensor | circuit malfunction | | | | P1290 | Cylinder head temperature (CHI) sensor | circuit malfunction | | | | P1299 | Cylinder head temperature (CHT) sensor | fail safe cooling activated | | | | P1309 | Misfire detection monitor | not enabled | | | | P1336 | Crankshaft position (0(P) sensor/camshaft position (CMP) sensor | circuit range/performance | | | | P1345 | Camshaft position (CMP) sensor | signal malfunction | | | | P1351 | Engine control module (ECM) | loss of ignition diagnostic monitor | | | | P1352 | Ignition coil A | primary circuit malfunction | | | | P1353 | Ignition coil B | primary circuit malfunction | | | | P1354 | Ignition coil C | primary circuit malfunction | | | | P1358 | Engine control module (ECM) | loss of ignition diagnostic monitor | | | | P1359 | Engine control module (ECM) | loss of ignition output signal | | | | P1360 | Ignition coil A | secondary circuit malfunction | | | | P1361 | Ignition coil B | secondary circuit malfunction | | | | P1362 | Ignition coil C | secondary circuit malfunction | | | | P1364 | Ignition coil | primary circuit malfunction | | | | P1365 | Ignition coil | secondary circuit malfunction | | | | P1382 | Camshaft position (CMP) sensor | malfunction | | | | P1387 | Camshaft position (CMP) sensor | malfunction | | | | P1390 | Octane adjust | out of self test range | | | | P1400 | Differential pressure feedback sensor | low voltage detected | | | | P1401 | Differential pressure feedback sensor | high voltage detected | | | | P1402 | Exhaust gas Recirculation (EGR) valve position sensor | voltage low/high | | | | P1403 | Differential pressure feedback sensor | hoses reversed | | | | P1405 | Differential pressure feedback sensor | upstream hose off or plugged | | | | P1406 | Differential pressure feedback sensor | downstream hose off or plugged | | | | P1407 | Exhaust gas Recirculation (EGR) system | no flow detected | | | | P1408 | Exhaust gas Recirculation (EGR) system | flow out of self test range | | | | P1409 | Electronic vacuum regulator control | circuit malfunction | | | | P1410 | Intake air flap control system (Mazda 6) | circuit malfunction | | | | P1412 | Exhaust gas Recirculation (ECR) solenoid | malfunction | | | | P1432 | Engine coolant thermostat | circuit malfunction | | | | P1443 | Evaporative emission (EVAP) canister purge control system | | | | | P1444 | Purge flow sensor | low input | | | | P1445 | Purge flow sensor | high input | | | | P1446 | Evaporative emission (EVAP) system | | | | | P1449 | Evaporative emission (EVAP) canister purge system | tank pressure problem | | | | P1450 | Evaporative emission (EVAP) canister purge system | leak | | | | P1451 | Evaporative emission (EVAP) canister vent valve | circuit malfunction | | | | P1455 | Fuel tank level sensor | short/open circuit | | | | P1456 | Evaporative emission (EVAP) system | | | | | P1457 | Evaporative emission (EVAP) system | | | | | P1460 | Wide open throttle (WOT) air conditioning cutoff | circuit malfunction | | | | P1461 | NC refrigerant pressure sensor | high voltage | | | | P1462 | NC refrigerant pressure sensor | low voltage | | | | P1463 | NC refrigerant pressure sensor | insufficient pressure change | | | | P1464 | NC control signal | voltage high during self-test | | | | P1465 | NC control signal | malfunction | | | | P1469 | Frequent NC compressor clutch cycling | | | | | P1473 | Cooling fan | circuit malfunction | | | | P1474 | NC control signal | voltage high during self-test | | | | P1475 | Cooling fan | circuit malfunction | | | | P1476 | Cooling fan | circuit malfunction | | | | P1477 | Cooling fan ‘medium” (Tribute) | circuit malfunction | | | | P1479 | NC condenser blower motor relay | circuit malfunction | | | | P1480 | Cooling fan | circuit malfunction | | | | P1481 | Cooling fan | circuit malfunction | | | | P1485 | Exhaust gas Recirculation (EGR) valve | malfunction | | | | P1486 | Exhaust gas Recirculation (ECR) valve | malfunction | | | | P1487 | Exhaust gas Recirculation (EGR) valve | malfunction | | | | P1496 | Exhaust gas Recirculation (EGR) valve coil I | short/open circuit | | | | P1497 | Exhaust gas Recirculation (ECR) valve coil 2 | short/open circuit | | | | P1498 | Exhaust gas Recirculation (EGR) valve coil 3 | short/open circuit | | | | P1499 | Exhaust gas Recirculation (EOR) valve coil 4 | short/open circuit | | | | P1500 | Vehicle speed sensor WSS) | intermittent fault | | | | P1501 | Vehicle speed sensor (VSS) | out of self test range | | | | P1502 | Vehicle speed sensor (VSS) | signal malfunction | | | | P1504 | Idle air control (IAC) system | circuit malfunction | | | | P1505 | Idle air control (IAC) system | | | | | P1506 | Idle air control (IAC) system | over speed error | | | | P1507 | Idle air control (IAC) system | under speed error | | | | P1508 | Idle air control (IAC) valve 1 | short/open circuit | | | | P1509 | Idle air control (IAC) valve 2 | short/open circuit | | | | P1510 | Idle air control (IAC) system | malfunction | | | | P1511 | Idle air control (IAC) system | malfunction | | | | P1512 | Intake manifold air control | stuck close | | | | P1516 | Neutral position (NP) switch | circuit malfunction | | | | P1518 | Intake manifold air control | stuck open | | | | P1519 | Intake manifold air control | stuck closed | | | | P1520 | Intake manifold air control | circuit malfunction | | | | P1521 | Intake manifold air control solenoid 1 | short/open circuit | | | | P1522 | Intake manifold air control solenoid 2 | short/open circuit | | | | P1523 | Intake manifold air control solenoid | circuit malfunction | | | | P1524 | Charge air cooler bypass solenoid valve | malfunction | | | | P1525 | Supercharger air control solenoid (vacuum) | short/open circuit | | | | P1526 | Supercharger air control solenoid (vent) | short/open circuit | | | | P1527 | Bypass air solenoid valve | short/open circuit | | | | P1528 | Idle air control (IAC) system | malfunction | | | | P1529 | L/C atmospheric balance air control solenoid valve | malfunction | | | | P1537 | Intake manifold air control solenoid/ bank 1 | solenoid stuck open | | | | P1538 | Intake manifold air control solenoid/ bank 2 | solenoid stuck open | | | | P1540 | Supercharger air control solenoid | short/open circuit | | | | P1550 | Power steering pressure (PSP) switch | malfunction | | | | P1562 | Engine control module (ECM) | battery voltage low | | | | P1565 | Cruise control system | | | | | P1566 | Cruise control system (Tribute) | | | | | P1567 | Cruise control system | | | | | P1568 | Cruise control system | | | | | P1569 | Intake manifold air control | circuit low | | | | P1570 | Intake manifold air control | circuit high | | | | P1572 | Brake pedal position (BPP) switch | circuit malfunction | | | | P1600 | Engine control module (ECM) | KAM error | | | | P1601 | ECM to AT communication | signal error | | | | P1602 | Immobilizer control module | communication error | | | | P1603 | Engine control module (ECM) | incorrect immobilizer code | | | | P1604 | Engine control module (ECM) | incorrect immobilizer code | | | | P1605 | Engine control module (ECM) | keep alive test error | | | | P1608 | Engine control module (ECM) | knock function malfunction | | | | P1609 | Engine control module (ECM) | supply voltage | | | | P1621 | Engine control module (ECM) | incorrect immobilizer code after cranking | | | | P1622 | Engine control module (ECM) | incorrect immobilizer key code | | | | P1623 | Engine control module (ECM) | Immobilize read/write error/ EEPROM damaged | | | | P1624 | Engine control module (ECM) | immobilize communication error | | | | P1627 | ECM to ABS/TCS communication | signal error | | | | P1628 | ECM to ABS/TCS communication | signal error | | | | P1630 | Generator voltage | circuit malfunction | | | | P1631 | Generator voltage | no charge | | | | P1632 | Battery voltage monitor | circuit malfunction | | | | P1633 | Battery voltage | overcharging | | | | P1634 | Generator terminal B | open circuit | | | | P1635 | Engine control module (ECM) | processor fault | | | | P1639 | Engine control module (ECM) | keep alive test error | | | | P1641 | Fuel pump | circuit malfunction | | | | P1645 | Fuel pump | circuit malfunction | | | | P1650 | Power steering pressure (PSP) switch | out of self test range | | | | P1651 | Power steering pressure (PSP) switch | input malfunction | | | | P1652 | Power steering pressure (PSP) switch | circuit malfunction | | | | P1700 | Transmission system | malfunction | | | | P1701 | Transmission solenoid malfunction | reverse gear engagement error | | | | P1702 | Transmission range (TR) sensor | circuit malfunction | | | | P1703 | Brake pedal position (BPP) switch | torque converter | out of self test range | | | P1704 | Transmission range (TR) sensor | malfunction | | | | P1705 | Transmission range (TR) sensor | out of self test range | | | | P1708 | Clutch pedal position (CPP) switch | malfunction | | | | P1709 | Park/Neutral position switch (except B series Pickup) | out of self test range | | | | P1711 | Transmission fluid temperature sensor | out of self test range | | | | P1713 | Transmission fluid temperature sensor | performance | | | | P1714 | AT | shift solenoid 1 | mechanical failure | | | P1715 | AT | shift solenoid 2 | mechanical failure | | | P1716 | AT | shift solenoid 3 | mechanical failure | | | P1717 | AT | shift solenoid 4 | mechanical failure | | | P1718 | Transmission fluid temperature sensor | performance | | | | P1719 | Overdrive system | loss of signal | | | | P1720 | Vehicle speed sensor (VSS) | no signal | | | | P1721 | Shift solenoid (55)1 | malfunction | | | | P1722 | Shift solenoid (SS) 2 | malfunction | | | | P1723 | Shift solenoid (55) 3 | malfunction | | | | P1724 | Shift solenoid (SS) 4 | malfunction | | | | P1729 | 4x4 low range switch | switch error | | | | P1735 | Gear selection/ 1-2 | shift malfunction | | | | P1736 | Gear selection/ 2-3 | shift malfunction | | | | P1737 | Torque converter clutch (TCC) solenoid valve | malfunction | | | | P1738 | Shift time error | | | | | P1740 | Torque converter clutch (TCC) control | malfunction | | | | P1741 | Torque converter clutch (TCC) control | malfunction | | | | P1742 | Torque converter clutch (TCC) solenoid valve | malfunction | | | | P1743 | Torque converter clutch (TCC) solenoid valve | malfunction | | | | P1744 | Torque converter clutch (TCC) system | malfunction | | | | P1745 | AT | electronic pressure control solenoid | circuit malfunction | | | P1746 | AT | electronic pressure control solenoid | low input | | | P1747 | AT | electronic pressure control solenoid | high input | | | P1748 | AT | electronic pressure control solenoid | malfunction | | | P1749 | AT | electronic pressure control solenoid system | | | | P1751 | AT | shift solenoid I | open circuit | | | P1752 | AT | shift solenoid 1 | short circuit | | | P1754 | AT | freewheeling clutch solenoid | circuit malfunction | | | P1756 | AT | shift solenoid 2 | open circuit | | | P1757 | AT | shift solenoid 2 | short circuit | | | P1760 | AT | electronic pressure control solenoid | short to ground | | | P1761 | AT | shift solenoid 3 | performance | | | P1762 | Transmission | band failure | | | | P1765 | AT | gear 3-2 timing solenoid | malfunction | | | P1767 | AT | torque converter clutch (TCC) solenoid | circuit malfunction | | | P1770 | AT | overrun clutch solenoid valve | malfunction | | | P1771 | AT | throttle position (TP) sensor | open circuit | | | P1772 | AT | throttle position (TP) sensor | short circuit | | | P1775 | AT | torque reduction signal 1 | signal problem | | | P1776 | AT | torque reduction signal 2 | signal problem | | | P1777 | AT | torque reduction signal (water temperature signal) | malfunction | | | P1780 | Transmission control switch | out of self test range | | | | P1781 | 4x4 low range switch | out of self test range | | | | P1783 | Transmission | over temperature condition | | | | P1788 | AT | 3-2 timing/coasting clutch solenoid | open circuit during self test | | | P1789 | AT | 3-2 timing/coasting clutch solenoid | short circuit during self test | | | P1790 | Throttle position (TI’) sensor | malfunction | | | | P1792 | Barometric pressure (BARO) sensor | circuit malfunction | | | | P1793 | Mass air flow (MAF) sensor/intake air temperature (IAT) sensor | circuit malfunction | | | | P1794 | Engine control module (ECM) | battery voltage low | | | | P1795 | Closed throttle position (CTP) switch | malfunction | | | | P1797 | Park/neutral position (PNP) switch/clutch pedal position (CPP) switch | | | | | P1798 | Engine coolant temperature (ECT) sensor | circuit intermittent | | | | P1799 | Torque converter clutch (TCC) solenoid valve | malfunction | | | | P1900 | Turbine shaft speed (TSS) sensor | intermittent | | | | P1901 | Turbine shaft speed (TSS) sensor | intermittent | | | | U1020 | CAN data bus | A/C clutch signal malfunction | | | | U1039 | CAN data bus | VSS signal malfunction | | | | U1041 | CAN data bus | VSS signal malfunction | | | | U1051 | CAN data bus | brake signal malfunction | | | | U1131 | CAN data bus | fuel system signal malfunction | | | | U1147 | CAN data bus | vehicle security signal malfunction | | | | U1262 | CAN data bus | circuit malfunction | | | | U1451 | CAN data bus | alarm system control module signal malfunction | | | | U2243 | CAN data bus | external environment signal malfunction | | | Previous Post ###### [How to Get SRS Codes - Dodge](https://blog.myairbags.com/how-to-get-srs-codes-dodge) Next Post ###### [Seat Belt Pretensioner Repair & Return Service](https://blog.myairbags.com/seat-belt-repair-return) ### Similar Blog Posts #### [Jaguar Factory DTC Code 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