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.
1996 Mazda MPV DXFACTORY OEM SERVICE PROCEDURE
Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Summary
- Diagnostic Trouble Code Charts
- Notes
- DTC P0100: Mass Air Flow/Volume Air Flow CKT Malfunction
- DTC P0110: Intake Air Temperature CKT Malfunction
- DTC P0115: Engine Coolant Temperature CKT Malfunction
- DTC P0120: Throttle Position CKT Malfunction
- DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
- DTC P0130: Oxygen Sensor CKT Malfunction
- DTC P0134: Oxygen Sensor CKT No Activity Detected
- DTC P0135: Oxygen Sensor Heater CKT Malfunction
- DTC P0140: Oxygen Sensor CKT No Activity Detected
- DTC P0170: Fuel Trim Malfunction
- DTC P0300: Random Misfire Detected
- DTC P0301: Cylinder No. 1 Misfire Detected
- DTC P0302: Cylinder No. 2 Misfire Detected
- DTC P0303: Cylinder No. 3 Misfire Detected
- DTC P0304: Cylinder No. 4 Misfire Detected
- DTC P0305: Cylinder No. 5 Misfire Detected
- DTC P0306: Cylinder No. 6 Misfire Detected
- DTC P0335: Crankshaft Position Sensor CKT Malfunction
- DTC P0420: Catalyst System Efficiency Below Threshold
- DTC P0440: EVAP Control System Malfunction
- DTC P0443: EVAP System Purge Control Valve CKT Malfunction
- DTC P0450: EVAP System Pressure Sensor Malfunction
- DTC P0500: Vehicle Speed Sensor Malfunction
- DTC P0505: Idle Control System Malfunction
- DTC P0510: Closed Throttle Position Switch Malfunction
- DTC P0703: Brake Switch Input Malfunction
- DTC P1000: Readiness Function Code
- DTC P1110: Intake Air Temperature Sensor - Dynamic Chamber
- DTC P1170: Front Heated Oxygen Sensor - Inversion
- DTC P1195: Barometric Pressure Sensor
- DTC P1196: Ignition Switch - Starter
- DTC P1250: PRC Solenoid Valve No. 1
- DTC P1252: PRC Solenoid Valve No. 2
- DTC P1345: No SGC Signal
- DTC P1449: Canister Drain Cut Valve
- DTC P1455: Fuel Gauge Sender Unit
- DTC P1521: VRIS Solenoid Valve No. 1
- DTC P1601: ECM - TCM Communication Error
- DTC P1608: ECM Malfunction
- DTC P1794: Battery
- DTC P1797: No P Or N Range Or Neutral/Clutch Switch Signal
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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