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Home >> Mazda >> 2002 >> Millenia P >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.5L >> Diagnostic Trouble Code Definitions
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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC System Affected
P0100  MAF Circuit Malfunction
P0110  IAT Circuit Malfunction
P0115  Engine Coolant Temperature (ECT) Circuit Malfunction
P0120 (1) Throttle Position (TP) Circuit Malfunction
P0125  Insufficient Coolant Temperature For Closed Loop Fuel Control
P0130  Right Front HO2S Circuit Malfunction
P0134  Right Front HO2S Circuit, No Activity Detected
P0135  Right Front HO2S Heater Circuit Malfunction
P0138  Right Rear HO2S Circuit, High Input
P0141  Right Rear HO2S Heater Circuit Malfunction
P0155  Left Front HO2S Heater Circuit Malfunction
P0158  Left Rear Circuit, High Input
P0161  Left Rear HO2S Heater Circuit Malfunction
P0170  Right Bank Fuel Trim Malfunction
P0173  Left Bank Fuel Trim Malfunction
P0300 (2) Random Misfire Detected
P0301 (2) Cylinder No. 1 Misfire Detected
P0302 (2) Cylinder No. 2 Misfire Detected
P0303 (2) Cylinder No. 3 Misfire Detected
P0304 (2) Cylinder No. 4 Misfire Detected
P0305 (2) Cylinder No. 5 Misfire Detected
P0306 (2) Cylinder No. 6 Misfire Detected
P0325  Knock Sensor Circuit Malfunction
P0335 (1) CKP Sensor Circuit Malfunction
P0400  EGR System Malfunction
P0404  EGR Circuit, Range/Performance Problem
P0421  Right Bank Warm-Up Catalyst System Efficiency Below Threshold
P0431  Left Bank Warm-Up Catalyst System Efficiency Below Threshold
P0442  EVAP Control System, Small Leak Detected
P0450  Fuel Tank Pressure Sensor Circuit Malfunction
P0451  Fuel Tank Pressure Sensor, Performance Problem
P0455  EVAP Control System, Excessive Leak Or Blockage Detected
P0464  Fuel Gauge Sending Unit Circuit, Slosh Check
P0480 (3) Condenser Fan Relay No. 1 Circuit Malfunction
P0481 (3) Cooling Fan Relay & Condenser Fan Relay No. 2 Circuit Malfunction
P0482 (3) Cooling Fan Relay & Condenser Fan Relay No. 2 Circuit Malfunction
P0505  Idle Air Control System Malfunction
P0550  Power Steering Pressure Switch Circuit Malfunction
P0703  Brake Switch Circuit Malfunction
P0705 (4) Transaxle Range Switch Circuit Malfunction (Short Circuit)
P0706 (4) Transaxle Range Switch Circuit Malfunction (Open Circuit)
P0710 (4) Transaxle Fluid Temperature Sensor Circuit Malfunction (Short To Ground/Open Circuit)
P0711 (4) Transaxle Fluid Temperature Sensor Circuit Malfunction (Stuck)
P0715 (4) Input/Turbine Speed Sensor Circuit Malfunction
P0731 (4) Gear 1 Incorrect Ratio
P0732 (4) Gear 2 Incorrect Ratio
P0733 (4) Gear 3 Incorrect Ratio
P0734 (4) Gear 4 Incorrect Ratio
P0740 (4) Torque Convertor Clutch (TCC) System Malfunction
P0745 (4) Pressure Control Solenoid Circuit Malfunction
P0750 (4) Shift Solenoid "A" Circuit Malfunction
P0755 (4) Shift Solenoid "B" Circuit Malfunction
P0760 (4) Shift Solenoid "C" Circuit Malfunction
P1170  Right Front HO2S, No Inversion
P1195  BARO Circuit Malfunction
P1196  Starter Signal Circuit Malfunction
P1250 (3) PRC Solenoid Valve Circuit Malfunction
P1345  CMP Sensor Circuit Malfunction
P1402  EGR Valve Position Sensor Circuit Malfunction
P1450  EVAP Control System Malfunction, Excessive Vacuum
P1455  Fuel Gauge Sender Unit Circuit Malfunction
P1521 (3) Variable Resonance Induction System (VRIS) Solenoid Valve No. 1 Circuit Malfunction
P1522 (3) Variable Resonance Induction System (VRIS) Solenoid Valve No. 2 Circuit Malfunction
P1609  PCM Internal Malfunction
P1627  Powertrain Control Module (PCM) - Anti-Lock Brake System (ABS)/Traction Control System (TCS) Line Communication Error
P1743 (4) Torque Convertor Clutch (TCC) Control Solenoid Valve Circuit Malfunction
P1765 (4) 3-2 Timing Solenoid Valve Circuit Malfunction
P1794  PCM +BB Voltage Low
(1) HOLD indicator light should flash.
(2) Malfunction Indicator Light (MIL) should flash or illuminate.
(3) Malfunction Indicator Light (MIL) will not illuminate.
(4) See appropriate DIAGNOSIS article in AUTOMATIC TRANSMISSIONS.