Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Mazda B2300 Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Performance DTCS
ENGINE PERFORMANCE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| P0102, P0103, P1100 & P1101 | MASS AIR FLOW (MAF) SENSOR |
| P0107, P0108 & P0109 | MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR MALFUNCTION (2.3L) |
| P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299 | INTAKE AIR TEMPERATURE (IAT) SENSOR AND ENGINE COOLANT TEMPERATURE (ECT)/CYLINDER HEAD TEMPERATURE (CHT) SENSOR |
| P0121, P0122, P0123, P1120, P1121, P1124 & P1125 | THROTTLE POSITION (TP) SENSOR CIRCUIT MALFUNCTION |
| P0131 & P0151 | HEATED OXYGEN SENSOR (HO2S) |
| P0133 & P0153 | HEATED OXYGEN SENSORS (HO2S) UPSTREAM |
| P0135, P0141 & P0155 | HEATED OXYGEN SENSOR (HO2S) HEATER CIRCUIT |
| P0136, P1137 & P1138 | HEATED OXYGEN SENSOR (HO2S) |
| P0171 & P0174 | ADAPTIVE FUEL CONTROL |
| P0172 & P0175 | ADAPTIVE FUEL CONTROL |
| P0201, P0202, P0203, P0204, P0205 & P0206 | FUEL INJECTOR MALFUNCTION |
| P0230, P0231 & P0232 | FUEL PUMP (FP) PRIMARY OR SECONDARY CIRCUIT |
| P0300, P0301, P0302, P0303, P0304, P0305 & P0306 | MISFIRE DETECTION MONITOR |
| P0320 | CRANKSHAFT POSITION (CKP) SENSOR MALFUNCTION |
| P0325 & P0326 | KNOCK SENSOR MALFUNCTION |
| P0340 | CAMSHAFT POSITION (CMP) SENSOR MALFUNCTION |
| P0350 | IGNITION COIL PRIMARY CIRCUIT MALFUNCTION |
| P0351, P0352, P0353 & P0354 | INTEGRATED IGNITION COIL 1, 2, 3, OR 4 FAILURE |
| P0400, P0403 & P1408 | ELECTRIC EGR (EEGR) SYSTEM MALFUNCTION - 2.3L |
| P0420 & P0430 | CATALYST EFFICIENCY MONITOR MALFUNCTION |
| P0442 | EVAPORATIVE EMISSION (EVAP) MONITOR AND SYSTEM MALFUNCTION |
| P0443 | EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID MALFUNCTION |
| P0461 | EVAP SYSTEM MALFUNCTION |
| P0452 | FUEL TANK PRESSURE (FTP) SENSOR MALFUNCTION |
| P0453 | FUEL TANK PRESSURE (FTP) SENSOR MALFUNCTION |
| P0455 & P1443 | EVAPORATIVE EMISSION (EVAP) SYSTEM MALFUNCTION |
| P0457 | EVAPORATIVE EMISSION (EVAP) SYSTEM MALFUNCTION |
| P0460 | FUEL LEVEL INPUT (FLI) CIRCUIT MALFUNCTION |
| P0505, P1504 & P1507 | IDLE AIR CONTROL (IAC) VALVE ASSEMBLY MALFUNCTION |
| P0603 & P1633 | POWERTRAIN CONTROL MODULE (PCM) MALFUNCTION |
| P0703 & P1703 | BRAKE PEDAL POSITION (BPP) SWITCH MALFUNCTION |
| P0704 & P1709 | CLUTCH PEDAL POSITION (CPP) SWITCH MALFUNCTION |
| P1000 | OBD-II DRIVE CYCLE MALFUNCTION |
| P1001 | DATA LINK CONNECTOR (DLC) MALFUNCTION |
| P1127 | HO2S HEATER(S) |
| P1128 | HEATED OXYGEN SENSOR HO2S SIGNALS (V6 ONLY) |
| P1130 & P1150 | FUEL SYSTEM NOT SWITCHING AT FUEL TRIM (RICH OR LEAN) |
| P1131 & P1151 | HEATED OXYGEN SENSOR (HO2S) UPSTREAM NOT SWITCHING |
| P1132 & P1152 | HEATED OXYGEN SENSOR (HO2S) UPSTREAM NOT SWITCHING |
| P1260 | ANTI-THEFT SYSTEM |
| P1270 | ENGINE RPM/VEHICLE SPEED LIMITER |
| P1309 | MISFIRE DETECTION MONITOR DISABLED |
| P1432 | THERMOSTAT HEATER CONTROL (THTRC) MALFUNCTION (2.3L) |
| P1450 | EVAPORATIVE EMISSION (EVAP) MONITOR AND SYSTEM |
| P1451 | CANISTER VENT (CV) SOLENOID MALFUNCTION |
| P1460 | A/C CLUTCH RELAY (ACCR) MALFUNCTION |
| P1464 | A/C CONTROL SIGNAL (ACCS) MALFUNCTION |
| P1474 | COOLING FAN MALFUNCTION (2.3L) |
| P1506 | IDLE AIR CONTROL (IAC) SYSTEM MALFUNCTION |
| P1518, P1519, P1520, P1537 & P1538 | INTAKE MANIFOLD SWIRL CONTROL (IMSC) MALFUNCTION (2.3L) |
| P1650 & P1651 | POWER STEERING PRESSURE (PSP) SWITCH (2.3L ONLY) MALFUNCTION |
| P1729 & P1781 | TRANSFER CASE RANGE MALFUNCTION - 4X4 LOW (4X4L) |
| P1780 | TRANSMISSION CONTROL SWITCH (TCS) OR TRANSMISSION CONTROL INDICATOR LAMP (TCIL) CIRCUIT MALFUNCTION |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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