2018 Mazda 3 Sport Service and Repair Manual

This factory service and repair manual for the 2018 Mazda 3 Sport covers a hatchback that comes in three trims and two engine sizes. GS, GT and GX are the trims. For power, the choice is a 2.0L inline-four of 122 cubic inches or a 2.5L inline-four of 152 cubic inches, engines with double overhead camshafts, natural aspiration and gasoline fuel in common. One body carries them, the 4-door hatchback.

Engines covered

• 2.0L inline-four (122 cu in) — DOHC, naturally aspirated, gasoline
• 2.5L inline-four (152 cu in) — DOHC, naturally aspirated, gasoline

Body styles covered

• 4-door hatchback

Trims covered

• GS
• GT
• GX

Known issues on the 2018 Mazda 3 Sport. Brake, steering and suspension procedures, with their specifications and torque values, are part of what this manual provides for the 2018 Mazda 3 Sport, and the transmission is handled the same way. Under the hood, the gasoline 2.0L and 2.5L fours are covered by engine, fuel, ignition and cooling procedures, while wiring diagrams and diagnostics show the electrical system of the hatchback.