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 3 L4-2.3LFACTORY OEM SERVICE PROCEDURE
Powertrain Management: Technical Service Bulletins
- Customer Interest
- Engine/Fuel - MIL ON/DTC P2006 Stored
- Emissions - MIL ON/DTC's P0441/P0442/P0455/P0456 Set
- Fuel System - MIL ON/DTC's P0442/P0455/P0456
- Emissions - MIL ON/DTC P2404 Set
- Engine - MIL ON/DTC P2004 Set
- Emissions - MIL ON/DTC P0441 Set
- Engine Controls - Engine Stalls Driving at Low Speeds
- Engine Controls - MIL ON/DTC P0128 Stored
- Emission - MIL ON/Multiple Fuel/Emissions DTC's Set
- Engine Controls - MIL ON/DTC P0106 Set
- Fuel System - MIL ON/DTC's P0442/P0455/P0456 Stored
- Ignition/Fuel System - Engine Hard Start/Long Crank Time
- Emissions/Fuel System - MIL ON/Multiple DTC's Set
- Body - Scraping/Crunching Noise On Bumps
- Engine Controls - MIL ON/DTC P0172/P2178/P2188
- Engine Controls - MIL ON/DTC P0128 Set
- Engine Controls - MIL ON/DTC P0456 (EVAP) Set
- Engine Controls - DTC P2407 After EVAP System Test
- Engine Controls - Rough Idle/Hesitation/DTC P0300 Set
- Keyless Entry - Inoperative/Key Chime Won't Shut OFF
- Engine Controls - A/T 1-2 Shift Shock
- Engine Controls - Engine Stalling at Low Speeds
- Engine Controls - Engine No Start Condition
- Engine - Unstable Idle/Engine Stalling
- Engine - VVT Noise At Engine Start Up
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- Engine/Fuel - MIL ON/DTC P2006 Stored
- Emissions - MIL ON/DTC's P0441/P0442/P0455/P0456 Set
- Fuel System - MIL ON/DTC's P0442/P0455/P0456
- Emissions - MIL ON/DTC P2404 Set
- Engine - MIL ON/DTC P2004 Set
- Emissions - MIL ON/DTC P0441 Set
- Engine Controls - Engine Stalls Driving at Low Speeds
- Engine Controls - MIL ON/DTC P0128 Stored
- Emission - MIL ON/Multiple Fuel/Emissions DTC's Set
- Engine Controls - MIL ON/DTC P0106 Set
- Fuel System - MIL ON/DTC's P0442/P0455/P0456 Stored
- Ignition/Fuel System - Engine Hard Start/Long Crank Time
- Emissions/Fuel System - MIL ON/Multiple DTC's Set
- Body - Scraping/Crunching Noise On Bumps
- Engine Controls - MIL ON/DTC P0172/P2178/P2188
- Engine Controls - MIL ON/DTC P0128 Set
- Engine Controls - MIL ON/DTC P0456 (EVAP) Set
- Engine Controls - DTC P2407 After EVAP System Test
- Engine Controls - Rough Idle/Hesitation/DTC P0300 Set
- Keyless Entry - Inoperative/Key Chime Won't Shut OFF
- Engine Controls - A/T 1-2 Shift Shock
- Engine Controls - Engine Stalling at Low Speeds
- Engine Controls - Engine No Start Condition
- Engine - Unstable Idle/Engine Stalling
- Engine - VVT Noise At Engine Start Up
- Driveability
- False instrument warning light/gauges
- Hard Shifting
- Inoperative
- Noise
- Odors
- Starting problems
- Sticking/Binding
- All Technical Service Bulletins
- Exhaust System - Excessive Sulfur Odors
- Fuel System - Fuel Ethanol Content Testing
- Computers/Controls KAM Memory Clearing After VVT R & R
- Fuel System - Ethanol Fuel Usage
- Electrical - Lightning Strike Information
- Engine/Fuel - MIL ON/DTC P2006 Stored
- Engine Controls - O2 Sensor Removal Precautions
- Emissions - MIL ON/DTC's P0441/P0442/P0455/P0456 Set
- Fuel System - MIL ON/DTC's P0442/P0455/P0456
- Emissions - MIL ON/DTC P2404 Set
- Engine - MIL ON/DTC P2004 Set
- Emissions - MIL ON/DTC P0441 Set
- Computers/Controls - Module Reprogramming Precautions
- Engine Controls - Revised DTC P0441 Diagnostics
- Engine Controls - Engine Stalls Driving at Low Speeds
- Engine Controls - MIL ON/DTC P0128 Stored
- Emission - MIL ON/Multiple Fuel/Emissions DTC's Set
- Engine Controls - MIL ON/DTC P0106 Set
- Fuel System - MIL ON/DTC's P0442/P0455/P0456 Stored
- Ignition/Fuel System - Engine Hard Start/Long Crank Time
- Emissions/Fuel System - MIL ON/Multiple DTC's Set
- Body - Scraping/Crunching Noise On Bumps
- Engine Controls - MIL ON/DTC P0172/P2178/P2188
- Engine Controls - MIL ON/DTC P0128 Set
- Engine Controls - MIL ON/DTC P0456 (EVAP) Set
- Engine Controls - DTC P2407 After EVAP System Test
- Engine Controls - Rough Idle/Hesitation/DTC P0300 Set
- Keyless Entry - Inoperative/Key Chime Won't Shut OFF
- Engine Controls - A/T 1-2 Shift Shock
- Ignition System - Spark Plug Removal/Installation
- Engine Controls - Engine Stalling at Low Speeds
- Engine Controls - Engine No Start Condition
- A/T - Range Switch Removal/Installation Caution
- Fuel System - Servicing Precautions
- Engine - Unstable Idle/Engine Stalling
- Engine - VVT Noise At Engine Start Up
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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