2023 Mazda CX-30 Service and Repair Manual

This factory service and repair manual for the 2023 Mazda CX-30 deals with the 4-door sport utility and a trim list running to nine names: 2.5 S, 2.5 S Carbon Edition, 2.5 Turbo, GS, GT, GX, i Grand Touring, I Sport and Signature. Its engines are gasoline inline-fours with double overhead camshafts. A 2.0L of 122 cubic inches and a 2.5L of 152 cubic inches breathe naturally, while a second 2.5L of the same displacement adds a turbocharger. Wiring diagrams and diagnostics accompany the procedures, specifications and torque values given for the engines, fuel system, ignition, cooling, transmission, brakes, suspension, steering, electrical system and body.

Engines covered

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

Body styles covered

• 4-door sport utility

Trims covered

• 2.5 S
• 2.5 S Carbon Edition
• 2.5 Turbo
• GS
• GT
• GX
• i Grand Touring
• I Sport
• Signature

Known issues on the 2023 CX-30. NHTSA's data for the 2023 CX-30 comes to 1 recall and 24 owner complaints. The recall reached certain 2023 CX-30 vehicles in which the hydraulic control unit of the anti-lock brake system might be damaged; braking ability could drop and stopping distances grow, so dealers inspected the unit and replaced it where needed. Service brakes top the complaints with 7 and forward collision avoidance follows with 5; 5 complaints reported a crash and 2 an injury. The manual's brake procedures, specifications and diagnostics, and its wiring diagrams for the electrical system, address these areas.