Mazda Fault Codes
Mazda Fault Codes

Mazda Fault Codes



P1000 OBD II Monitor Testing Not Completed 

P1001 Unable to Achieve Self-Test Function or SCP Error 

P1100 Mass Airflow Sensor Circuit Intermittent 

P1101 Mass Airflow Sensor Circuit out of Self-Test Range 

P1102 Mass Airflow Sensor Signal Inconsistent with Throttle Position Sensor 

P1103 Mass Airflow Sensor Signal Inconsistent with Engine Speed 

P1110 Intake Air Temperature Sensor Signal (Dynamic Chamber) Circuit 

P1112 Intake Air Temperature Sensor Circuit Intermittent 

P1113 Intake Air Temperature Sensor Signal (Dynamic Chamber) Circuit 

P1114 Intake Air Temperature Sensor Circuit Low Input 

P1116 ECT Sensor Circuit Out of Self Test Range 

P1117 ECT Sensor Signal Intermittent 

P1120 Throttle Position Sensor out of Range Low 

P1121 Throttle Position Sensor Signal Not Consistent with Mass Airflow Signal 

P1122 Throttle Position Stuck Closed 

P1123 Throttle Position Stuck Open 

P1124 Throttle Position Sensor Signal Out of Self Test Range 

P1125 Throttle Position Sensor Signal Intermittent 

P1127 HO2S Bank 1 Sensor 2 Heater Not On During Key On Engine Running Self Test 

P1128 HO2S Bank 1 Sensor 1 Signals Swapped in Key On Engine Running Self Test 

P1130 HO2S Bank 1 Sensor 1 Not Switching (Fuel Control Limit Reached) 

P1131 HO2S Bank 1 Sensor 1 Signal Below 0.45v (A/F Ratio Too Lean) 

P1132 HO2S Bank 1 Sensor 1 Signal Above 0.45v (A/F Ratio Too Rich) 

P1135 HO2S Bank 1 Sensor 1 Heater Circuit Low Input 

P1136 HO2S Bank 1 Sensor 1 Heater Circuit High Input 

P1137 HO2S Bank 1 Sensor 2 Not Switching (Fuel Control Limit Reached) 

P1138 HO2S Bank 1 Sensor 2 Signal Above 0.45v (A/F Ratio Too Rich) 

P1141 HO2S Bank 1 Sensor 2 Heater Circuit Low Input 

P1142 HO2S Bank 1 Sensor 2 Heater Circuit High Input 

P1143 HO2S Bank 1 Sensor 3 Signal Below 0.45v (A/F Ratio Too Lean) 

P1144 HO2S Bank 1 Sensor 3 Signal Above 0.45v (A/F Ratio Too Rich) 

P1150 HO2S Bank 2 Sensor 1 Not Switching (Fuel Control Limit Reached) 

P1151 HO2S Bank 2 Sensor 1 Signal Below 0.45v (A/F Ratio Too Lean) 

P1152 HO2S Bank 2 Sensor 1 Signal Above 0.45v (A/F Ratio Too Rich) 

P1169 HO2S Bank 1 Sensor 1 Circuit Fixed (Bank 1 Sensor 1) 

P1170 HO2S Bank 1 Sensor 1 Circuit Fixed (Bank 1 Sensor 1) 

P1173 HO2S Bank 2 Sensor 1 Circuit Fixed (Bank 2 Sensor 1) 

P1195 EGR Boost Sensor Circuit 

P1196 Ignition Switch Start Circuit 

P1235 Fuel Pump Control Circuit 

P1236 Fuel Pump Control Out Range 

P1250 Pressure Regulator Control Solenoid Circuit P1252 Pressure Regulator Control Solenoid '2' Circuit 

P1260 Anti-Theft System Signal Detected - Engine Disabled 

P1270 Engine RPM or Vehicle Speed Limit Reached 

P1309 Misfire Detection Monitor 

P1345 No CMP or SGC Signal 

P1351 Ignition Diagnostic Monitor Signal Lost to PCM or Out Of Range 

P1352 Ignition Coil 'A' Primary Circuit 

P1353 Ignition Coil 'B' Primary Circuit 

P1354 Ignition Coil 'C' Primary Circuit 

P1358 Ignition Diagnostic Monitor Signal Out Of Self Test Range 

P1359 SPOUT Signal Lost To Powertrain Control Module Or Out Of Range 

P1360 Ignition Coil 'A' Secondary Circuit 

P1361 Ignition Coil 'B' Secondary Circuit 

P1362 Ignition Coil 'C' Secondary Circuit 

P1364 Ignition Coil Primary Circuit 

P1365 Ignition Coil Secondary Circuit 

P1390 Octane Adjust Shorting Bar Out or Circuit Open 

P1400 DPFE Sensor Circuit Low Input 

P1401 DPFE Sensor Circuit High Input 

P1402 EGR Valve Position Sensor Circuit 

P1405 DPFE Sensor Upstream Hose Off Or Plugged 

P1406 DPFE Sensor Downstream Hose Off or Plugged 

P1407 No EGR Flow Detected 

P1408 EGR System Flow Out of Key On Engine Running Self Test Range 

P1409 EGR Vacuum Regulator Solenoid Circuit 

P1410 EGR Boost Solenoid Valve Stuck 

P1443 EVAP System Purge Flow Fault 

P1444 EVAP Purge Flow Sensor Circuit Low Voltage 

P1446 EVAP Purge Flow Sensor Circuit High Voltage 

P1449 CDCV or Throttle PositionCV Circuit 

P1450 EVAP Control System Fault 

P1451 Canister Vent Solenoid Circuit 

P1455 Fuel Tank Level Sensor Circuit 

P1460 Wide Open Throttle A/C Cut-Off Relay Circuit 

P1464 Air Conditioning Control Signal Circuit 

P1474 Fan Control (Primary Winding) Circuit 

P1479 Fan Control (Condenser Primary) Circuit 

P1485 EGR Vacuum Solenoid Circuit 

P1486 EGR Vent Solenoid Circuit 

P1487 EGR-CHK (Boost) Solenoid Circuit 

P1496 EGR Valve Motor Coil '1' Open or Shorted 

P1497 EGR Valve Motor Coil '2' Open or Shorted 

P1498 EGR Valve Motor Coil '3 Open or Shorted 

P1499 EGR Valve Motor Coil '4' Open or Shorted P1500 Vehicle Speed Sensor Intermittent Signal 


P1501 Vehicle Speed Sensor Out of Self Test Range 

P1502 Vehicle Speed Sensor Circuit Error 

P1504 Idle Air Control Solenoid Circuit Intermittent 

P1505 Idle Air Control System at Adaptive Clip 

P1506 Idle Air Control System Overspeed Detected 

P1507 Idle Air Control System Underspeed Detected 

P1508 Bypass Air Solenoid '1' Circuit 

P1509 Bypass Air Solenoid '2 Circuit 

P1512 VTCS Fault 

P1521 VRIS Solenoid '1' Circuit 

P1522 VRIS Solenoid '2 Circuit 

P1523 VICS Solenoid Circuit 

P1524 Charge Air Cooler Bypass Solenoid Circuit 

P1525 ABV Vacuum Solenoid Circuit 

P1526 ABV Vent Solenoid Circuit 

P1529 L/C Atmospheric Balance Air Control Valve Circuit 

P1540 ABV System Fault 

P1562 Powertrain Control Module +BB Voltage Low 

P1569 VTCS Circuit Low Input 

P1570 VTCS Circuit High Input 

P1601 Powertrain Control Module Communication Line to TCM Error 

P1602 Immobilizer System Communication Error with Powertrain Control Module 

P1603 Immobilizer System Fault 

P1604 Immobilizer System Fault 

P1605 Powertrain Control Module Keep Alive Memory Test Error 

P1608 Powertrain Control Module (ECM CPU) DTC Test Fault 

P1609 Powertrain Control Module (ECM CPU) Knock Sensor Circuit 

P1621 lmmobilizer System Fault 

P1622 lmmobilizer System Fault 

P1623 lmmobilizer System Fault 

P1624 lmmobilizer System Fault 

P1627 Powertrain Control Module (ECM/TCS) Line Communication Error 

P1628 Powertrain Control Module (ECM/TCS) Any Line Communication Error 

P1631 Generator Output Voltage Signal (No Output) 

P1632 Battery Voltage Monitor Circuit 

P1633 Battery Overcharge Fault 

P1634 Generator Terminal 'B' Circuit Open 

P1650 Power Steering Pressure Switch Out of Range Fault 

P1651 Power Steering Pressure Switch Circuit 

P1652 Power Steering Pressure Switch Circuit 

P1701 Transmission Range Sensor Reverse Engagement Error 

P1702 Transmission Range Sensor Circuit Intermittent 

P1703 Brake On/Off Switch Out of Self Test Range P1705 Transmission Range Sensor out of Self Test Range 

P1709 Clutch Pedal Position Switch Circuit 

P1711 Transmission Fluid Temperature Sensor Circuit out of Self Test Range 

P1713 Transmission Fluid Temperature Sensor Circuit 

P1714 Shift Solenoid '1' Mechanical Fault 

P1715 Shift Solenoid '2' Mechanical Fault 

P1716 Shift Solenoid '3' Mechanical Fault 

P1717 Shift Solenoid '4' Mechanical Fault 

P1718 Transmission Fluid Temperature Sensor Circuit 

P1720 Vehicle Speed Sensor '2' Signal Error 

P1729 Transmission 4x4 Low Switch Error 

P1740 Torque Converter Clutch Solenoid Mechanical Fault 

P1741 Torque Converter Clutch Control Electrical Fault 

P1742 Torque Converter Clutch Solenoid Shorted 

P1743 Torque Converter Clutch Failed On - TCIL is On 

P1744 Torque Converter Clutch Solenoid Mechanical Fault 

P1746 Electronic Pressure Control Solenoid Circuit Open 

P1747 Electronic Pressure Control Solenoid Circuit 

P1749 Electronic Pressure Control Solenoid Circuit Low 

P1751 Transmission Shift Solenoid 'A' Mechanical Fault 

P1752 Transmission Shift Solenoid 'A' Circuit Shorted 

P1754 Transmission Coast Clutch Solenoid Electrical Fault 

P1756 Transmission Shift Solenoid 'B' Mechanical Fault 

P1757 Transmission Shift Solenoid 'B' Circuit Shorted 

P1761 Transmission Shift Solenoid '3' Mechanical Fault 

P1762 Transmission SS3/SS4/OD Band Fault 

P1765 Transmission 3-2 Timing Solenoid Valve 

P1767 Torque Converter Clutch Solenoid Circuit 

P1771 Throttle Position Sensor Circuit Open to Transmission Control Module 

P1772 Throttle Position Sensor Circuit Shorted to Transmission Control Module 

P1780 Transmission Control Switch Circuit//Overdrive Off Switch not Cycled during the Self 

Test 

P1781 Transmission 4x4 Low Switch out of Range Fault 

P1783 Transmission Fluid Temperature High Input 

P1788 3-2T/CCS Circuit Open 

P1789 3-2T/CCS Circuit Shorted 

P1794 Powertrain Control Module Battery Direct Power Circuit 

P1797 P/N Switch Open or Short Circuit 

P1900 Turbine Speed Sensor Circuit Intermittent 

P1901 Torque Converter Clutch Circuit Intermittent

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