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.
2003 Mazda MPV LXFACTORY OEM SERVICE PROCEDURE
Engine Controls [Removal & Installation]
- Introduction
- Air Induction Systems
- Air Cleaner Outlet Pipe
- Charge Air Cooler
- Intake Air System
- Intake Manifold
- Throttle Body
- Turbocharger
- Upper Intake Manifold
- Variable Air Duct Control System
- Variable Intake Air Control System
- Variable Inertia Charge System
- Variable Tumble Control System
- Variable Tumble Control System Check Valve & Delay Valve
- Variable Tumble Control System Shutter Valve Actuator
- Variable Tumble Control System Solenoid Valve
- Computerized Engine Controls
- PROGRAMING
- Engine Sensors & Switches
- Accelerator Pedal Position Sensor
- Camshaft Position Sensor
- Notes
- Removal & Installation (B2300)
- Removal & Installation (B3000)
- Removal & Installation (B4000)
- Removal & Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L)
- Removal & Installation (Miata)
- Removal & Installation (MPV)
- Removal & Installation (Protege & Protege5)
- Removal & Installation (Tribute 2.0)
- Removal & Installation (Tribute 3.0)
- Catalyst Monitor Sensor
- Crankshaft Position Sensor
- Removal (B2300)
- Installation (B2300)
- Removal & Installation (B3000)
- Removal & Installation (B4000)
- Removal (Mazda6 2.3L)
- Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L & MPV)
- Removal & Installation (Miata)
- Removal & Installation (Protege & Protege5)
- Removal & Installation (Tribute 2.0L)
- Removal & Installation (Tribute 3.0L)
- Cylinder Head Temperature Sensor
- Engine Control System
- Engine Coolant Temperature Sensor
- Exhaust Gas RECIRCULATION Boost Sensor
- Heated Oxygen Sensor
- Removal (B2300, B3000 & B4000)
- Installation (B2300, B3000 & B4000)
- Removal & Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L)
- Removal & Installation (Miata)
- Removal & Installation (MPV)
- Removal & Installation (Protege & Protege5)
- Removal & Installation (Tribute 2.0L)
- Removing & Installing (Tribute 3.0L)
- Intake Air Temperature Sensor
- Knock Sensor
- Removal & Installation (B2300)
- Removal & Installation (B3000)
- Removal & Installation (B4000)
- Removal & Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L)
- Removal & Installation (Miata)
- Removal & Installation (MPV, Protege & Protege5)
- Removal & Installation (Tribute 2.0L)
- Removal & Installation (Tribute 3.0L)
- Manifold Absolute Pressure Sensor
- Mass Airflow Sensor
- Mass Airflow Sensor/Intake Air Temperature Sensor
- Throttle Position Sensor
- Removal & Installation (B2300)
- Removal (B3000)
- Installation (B3000)
- Removal & Installation (B4000)
- Removal & Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L)
- Removal (Miata)
- Installation (Miata)
- Removal (MPV)
- Installation (MPV)
- Removal & Installation (Protege & Protege5)
- Removal & Installation (Tribute 2.0L)
- Removal & Installation (Tribute 3.0L)
- Cooling System
- Ignition System
- Ignition Coil Pack
- Removal & Installation (B2300)
- Removal & Installation (B3000)
- Removal & Installation (B4000)
- Removal & Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L)
- Removal & Installation (Miata)
- Removal & Installation (MPV)
- Removal & Installation (Protege & Protege5)
- Removal & Installation (Tribute 2.0L)
- Removal & Installation (Tribute 3.0L)
- Ignition Coil Pack
- Fuel System
- Notes
- Fuel System Pressure Release
- Fuel Filter Location
- Fuel Filter Replacement
- Fuel Line Connectors (B2300, B3000, B4000 & Tribute)
- Fuel Line Connectors (MAZDA6, MPV, Protege & Protege5)
- Fuel Line Connectors (MIATA)
- Fuel Pressure Regulator
- Fuel Pump
- Fuel Rails & Injectors
- Removal & Installation (B2300)
- Removal & Installation (B3000)
- Removal & Installation (B4000)
- Removal & Installation (Mazda6 2.3L)
- Removal & Installation (Mazda6 3.0L & MPV)
- Removal & Installation (Miata)
- Removal & Installation (Protege & Protege5)
- Removal & Installation (Tribute 2.0L)
- Removal & Installation (Tribute 3.0L)
- Fuel Tank (Tribute)
- Emission Systems & Sub-Systems
- Variable Valve Timing System
- Torque Specifications
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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