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.
2009 Mazda 6 V6-3.7LFACTORY OEM SERVICE PROCEDURE
Headlight Bulb Removal/Installation
HEADLIGHT BULB REMOVAL/INSTALLATION
Low-beam
Halogen type
1. Disconnect the negative battery cable.
2. Remove the fasteners and slightly bend back the mudguard.
3. Remove the cover.
4. Pull the connectors in the direction of the arrow shown in the figure and disconnect them.
5. Move the bulb retaining wire in the direction of the arrow (1) to release the lock, then open the bulb retaining wire in the direction of the arrow (2).
6. Remove the headlight bulb.
CAUTION:
- A halogen bulb generates extremely high heat when it is illuminated. If the surface of the bulb is soiled, excessive heat will build up and the life of the bulb will be shortened. When replacing the bulb, hold the metal flange, not the glass.
7. Install in the reverse order of removal.
Discharge type
WARNING:
- Incorrect servicing of the discharge headlights could result in electrical shock. Before servicing the discharge headlights, always refer to the discharge headlight service warnings. Service Precautions
1. Disconnect the negative battery cable.
2. Remove the fasteners and slightly bend back the mudguard.
3. Remove the cover.
4. Remove the connector.
5. Remove the discharge headlight.
CAUTION:
- The bulb generates extremely high heat when it is illuminated. If the surface of the bulb is soiled, excessive heat will build up and the life of the bulb will be shortened. When replacing the bulb, hold the metal flange, not the glass.
6. Install in the reverse order of removal.
Discharge connector removal note
1. Rotate the connector in the direction of the arrow shown in the figure to remove it.
Discharge headlight removal note
1. Press sections A to release the bulb retaining wire and remove the discharge headlight.
High-beam
1. Disconnect the negative battery cable.
2. Open the hood.
3. Remove the bolts shown in the figure and set the coolant reserve tank out of the way. (RH only)
4. Disconnect the connector.
5. Rotate the headlight bulb in the direction of the arrow shown in the figure.
6. Remove the headlight bulb.
CAUTION:
- A halogen bulb generates extremely high heat when it is illuminated. If the surface of the bulb is soiled, excessive heat will build up and the life of the bulb will be shortened. When replacing the bulb, hold the metal flange, not the glass.
7. Install in the reverse order of removal.
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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