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.

2007 Mazda B3000 Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Engine Ignition Specifications - 4.0L

Fig 1: Identifying 4.0L Firing Order

Courtesy of MAZDA MOTORS CORP.

ENGINE IGNITION SPECIFICATIONS -4.0L

Item	Specification
Timing	Not Adjustable
Firing Order	1-4-2-5-3-6
Right Side Original Spark Plug	AGSF-22PG
Left Side Original Spark Plug	AGSF-22P
Replacement Spark Plug (Either Side)	ZZN2-18-110 or AGSF-22PP
Spark Plug Gap	1.57-1.73mm (0.061-0.068 in)

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.