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.
1999 Mazda B2500 TL, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Performance DTCS
ENGINE PERFORMANCE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| P0102 | Mass Air Flow Sensor (MAF) |
| P0103 | Mass Air Flow Sensor (MAF) |
| P0112 | Intake Air Temperature (IAT) Sensor |
| P0113 | Intake Air Temperature (IAT) Sensor |
| P0117 | Engine Coolant Temperature (ECT) Sensor |
| P0118 | Engine Coolant Temperature (ECT) Sensor |
| P0121 | Throttle Position (TP) Sensor |
| P0122 | Throttle Position (TP) Sensor |
| P0123 | Throttle Position (TP) Sensor |
| P0125 | Engine Coolant (ECT) Temperature Sensor |
| P0131 | Heated Oxygen Sensor (HO2S)-11 |
| P0133 | Heated Oxygen Sensor (HO2S)-11 |
| P0135 | HO2S HTR 11 |
| P0136 | Heated Oxygen Sensor (HO2S)-12 |
| P0141 | HO2S HTR 12 |
| P0151 | Heated Oxygen Sensor (HO2S)-21 |
| P0153 | Heated Oxygen Sensor (HO2S)-21 |
| P0155 | HO2S HTR-21 |
| P0156 | Heated Oxygen Sensor (HO2S)-22 |
| P0171 | Adaptive Fuel Control |
| P0172 | Adaptive Fuel Control |
| P0174 | Adaptive Fuel Control |
| P0175 | Adaptive Fuel Control |
| P0176 | Flexible Fuel (FF) Sensor Circuit Malfunction |
| P0230 | Fuel Pump Relay |
| P0231 | Fuel Pump Relay |
| P0232 | Fuel Pump Relay |
| P0300 | Misfire Detection Monitor |
| P0301 | Misfire Detection Monitor |
| P0302 | Misfire Detection Monitor |
| P0303 | Misfire Detection Monitor |
| P0304 | Misfire Detection Monitor |
| P0305 | Misfire Detection Monitor |
| P0306 | Misfire Detection Monitor |
| P0320 | Powertrain Control Module (PCM) |
| P0340 | Camshaft Position (CMP) Sensor |
| P0350 | Ignition Coil |
| P0351 | Ignition Coil |
| P0352 | Ignition Coil |
| P0353 | Ignition Coil |
| P0354 | Ignition Coil |
| P0401 | Exhaust Gas Recirculation (EGR) System |
| P0402 | Exhaust Gas Recirculation (EGR) System |
| P0420 | Catalyst Efficiency Monitor |
| P0430 | Catalyst Efficiency Monitor |
| P0442 | Evaporative Emission (EVAP) System |
| P0443 | EVAP Purge Solenoid |
| P0452 | Fuel Tank Pressure (FTP) Sensor |
| P0453 | Fuel Tank Pressure (FTP) Sensor |
| P0455 | Evaporative Emission (EVAP) System |
| P0460 | Fuel Level Input (FLI) |
| P0500 | Vehicle Speed Signal (VSS) |
| P0501 | Vehicle Speed Signal (VSS) |
| P0503 | Vehicle Speed Signal (VSS) |
| P0505 | Idle Air Control (IAC) system |
| P0603 | Powertrain Control Module (PCM) |
| P0703 | Brake Pedal Position (BPP) Switch |
| P0704 | Clutch Pedal Position (CPP) Switch |
| P1000 | OBD II Drive Cycle |
| P1001 | Data Link Connector (DLC) |
| P1100 | Mass Air Flow Sensor (MAF) |
| P1101 | Mass Air Flow Sensor (MAF) |
| P1112 | Intake Air Temperature (IAT) Sensor |
| P1114 | Intake Air Temperature (IAT) Sensor |
| P1115 | Intake Air Temperature (IAT) Sensor |
| P1116 | Engine Coolant Temperature (ECT) Sensor |
| P1117 | Engine Coolant Temperature (ECT) Sensor |
| P1120 | Throttle Position (TP) Sensor |
| P1121 | Throttle Position (TP) Sensor |
| P1124 | Throttle Position (TP) Sensor |
| P1125 | Throttle Position (TP) Sensor |
| P1127 | Heated Oxygen Sensor (HO2S)-12 |
| P1128 | Heated Oxygen Sensor (HO2S) |
| P1129 | Heated Oxygen Sensor (HO2S) |
| P1130 | Heated Oxygen Sensor (HO2S)-11 |
| P1131 | Heated Oxygen Sensor (HO2S)-11 |
| P1132 | Heated Oxygen Sensor (HO2S)-11 |
| P1137 | Heated Oxygen Sensor (HO2S)-12 |
| P1138 | Heated Oxygen Sensor (HO2S)-12 |
| P1150 | Heated Oxygen Sensor (HO2S)-21 |
| P1151 | Heated Oxygen Sensor (HO2S)-21 |
| P1152 | Heated Oxygen Sensor (HO2S)-21 |
| P1260 | Anti-Theft System |
| P1270 | Over-revving |
| P1309 | Misfire Detection Monitor |
| P1400 | Differential Pressure Feedback EGR (DPFE) Sensor |
| P1401 | Differential Pressure Feedback EGR (DPFE) Sensor |
| P1405 | Differential Pressure Feedback EGR (DPFE) Sensor |
| P1406 | Differential Pressure Feedback EGR (DPFE) Sensor |
| P1408 | EGR System |
| P1409 | EGR Vacuum Regulator (EVR) Solenoid |
| P1443 | EVAP |
| P1450 | EVAP |
| P1451 | Canister Vent (CV) Solenoid |
| P1460 | WOT A/C Cutoff (WAC) |
| P1464 | A/C Circuits (ACCS) |
| P1500 | Vehicle Speed Signal (VSS) |
| P1501 | Vehicle Speed Signal (VSS) |
| P1502 | Vehicle Speed Sensor (VSS) |
| P1504 | Idle Air Control (IAC) Solenoid |
| P1506 | Idle Air Control (IAC) Solenoid |
| P1507 | Idle Air Control (IAC) Solenoid |
| P1605 | Powertrain Control Module (PCM) |
| P1633 | Powertrain Control Module (PCM) |
| P1650 | Power Steering Pressure (PSP) Switch |
| P1651 | Power Steering Pressure (PSP) Switch |
| P1703 | Brake Pedal Position (BPP) Switch |
| P1709 | Clutch Pedal Position (CPP) Switch |
| P1729 | 4x4 Low Switch |
| P1780 | Transmission Control Switch (TCS) |
| P1781 | 4x4 Low SW |
Factory Service Tools
Use the Manual With the Right Hardware
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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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