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.

2012 Mitsubishi Outlander ESFACTORY OEM SERVICE PROCEDURE

Engine Model Stamping

The engine model is stamped on the cylinder block.

These engine model numbers are as shown in the following table as follows.

ENGINE MODEL NUMBER REFERENCE CHART

Engine model	Engine displacement
4B1	2.4L
6B3	3.0L

Fig 1: Locating Engine Model Number (4B1)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

The engine serial number is stamped near the engine model number.

ENGINE NUMBER REFERENCE CHART

Engine number

AA0201 to YY9999

Fig 2: Locating Engine Serial Number (6B3)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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.