LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2000 >> MX-5 Miata Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> Diagnostic Trouble Code Identification Table
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Identification Table

DIAGNOSTIC TROUBLE CODE IDENTIFICATION

DTC Description
P0102  MASS Airflow (MAF) Sensor Circuit Low Input
P0103  MASS Airflow (MAF) Sensor Circuit High Input
P0106  Barometric Pressure Circuit Malfunction
P0107  Barometric Pressure Circuit Low Input
P0108  Barometric Pressure Circuit High Input
P0111  Intake Air Temperature (IAT) Sensor Circuit Malfunction
P0112  Intake Air Temperature (IAT) Sensor Circuit Low Input
P0113  Intake Air Temperature (IAT) Sensor Circuit High Input
P0117  Engine Coolant Temperature (ECT) Sensor Circuit Low Input
P0118  Engine Coolant Temperature (ECT) Sensor Circuit High Input
P0122  Throttle Position (TP) Sensor Circuit Low Input
P0123  Throttle Position (TP) Sensor Circuit High Input
P0125  Excessive Time To Enter Closed Loop
P0130  Front Heated Oxygen Sensor Malfunction
P0138  Rear Oxygen Sensor Circuit High Input
P0140  Rear Heated Oxygen Sensor - No Activity Detected
P0171  Fuel Trim Too Lean
P0172  Fuel Trim Too Rich
P0300  Random Misfire Detected
P0301  Cylinders No. 1 Misfire Detected
P0302  Cylinders No. 2 Misfire Detected
P0303  Cylinders No. 3 Misfire Detected
P0304  Cylinders No. 4 Misfire Detected
P0325  Knock Sensor Circuit Malfunction
P0335  Crankshaft Position Sensor Circuit Malfunction
P0339  Crankshaft Position Sensor Circuit Intermittent
P0401  Insufficient EGR Flow Detected
P0402  Excessive EGR Flow Detected
P0420  Catalytic Converter Efficiency Below Limit
P0421  Catalytic Converter Efficiency Below Limit
P0442  EVAP System Malfunction - Leak Detected
P0443  EVAP System - Purge Control Valve Circuit Malfunction
P0446  Fuel Tank Pressure Sensor Performance Malfunction
P0452  Fuel Tank Pressure Sensor Low Input
P0453  Fuel Tank Pressure Sensor High Input
P0455  EVAP System Excessive Leak Detected
P0461  Fuel Level Sensor Circuit Out Of Range
P0462  Fuel Level Sensor Circuit Low Input
P0463  Fuel Level Sensor Circuit High Input
P0464  Fuel Gauge Performance (Slosh Check)
P0500  Vehicle Speed Sensor (VSS) Malfunction
P0506  Idle Control System Idle RPM Is Lower Than Expected
P0507  Idle Control System Idle RPM Is Higher Than Expected
P0550  Power Steering Switch Malfunction
P0703  Brake Switch Malfunction
P0704  Clutch Switch Malfunction
P0705  Neutral Switch Malfunction
P1102  MASS Air Flow Input Low
P1103  MASS Air Flow Input High
P1122  TP Sensor Input Is Stuck Closed
P1123  TP Sensor Input Is Stuck Open
P1135  Front O2 Sensor Heater Circuit Low
P1136  Front O2 Sensor Heater Circuit High
P1141  Rear O2 Sensor Heater Circuit Low
P1142  Rear O2 Sensor Heater Circuit High
P1170  Front Oxygen Sensor No Inversion
P1345  Camshaft Position Sensor Malfunction
P1449  Canister Drain Cut Valve (CDCV) - Open Or Short Circuit
P1450  EVAP System Malfunction - Excessive Vacuum
P1487  EGR Boost Sensor Solenoid Valve Circuit Malfunction
P1504  Idle Air Control (IAC) Circuit Malfunction
P1496  EGR Valve Motor Coil No. 1 Open Or Short
P1497  EGR Valve Motor Coil No. 2 Open Or Short
P1498  EGR Valve Motor Coil No. 3 Open Or Short
P1498  EGR Valve Motor Coil No. 4 Open Or Short
P1504  Idle Air Control (IAC) Valve Circuit Malfunction
P1523  Variable Induction System (VICS) Malfunction
P1562  PCM = BB Voltage Low
P1601  Communication Line Error (Automatic Transmission)
P1608  Powertrain Control Module (PCM) Malfunction
P1609  Powertrain Control Module (PCM) Knock Circuit Malfunction
P1631  Generator Output Malfunction
P1633  Battery Overcharge
P1634  Generator Terminal "B" Circuit Open