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 B2300 Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Mass Air Flow/Intake Air Temperature (MAF/IAT) Sensor Removal/Installation

CAUTION:

Sensing elements located in the air flow bypass are not to be tampered with.

Disconnect negative battery cable.
Disconnect the mass air flow (MAF) sensor electrical connector.

Fig 1: Disconnecting Mass Air Flow (MAF) Sensor Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Disconnect the air cleaner outlet tube from the MAF sensor.

Fig 2: Disconnecting Air Cleaner Outlet Tube From MAF Sensor
Courtesy of MAZDA MOTORS CORP.
Remove the four bolts and the MAF sensor.

Fig 3: Removing MAF Sensor Bolts
Courtesy of MAZDA MOTORS CORP.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready Tools Compare Repair Quote Quote Shield Pro

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty

Get a Free Quote

No obligation. See pricing before you book.