2018 Mazda MX-5 Miata Service and Repair Manual

This factory service and repair manual for the 2018 Mazda MX-5 Miata applies to a 2-door convertible listed in ten trims: Club, Grand Touring, GS, GT, GX, RF Club, RF Grand Touring, RF GS, RF GT and Sport. One engine powers them, a 2.0L inline-four, DOHC, naturally aspirated and gasoline-fueled, displacing 122 cubic inches. For the engine, drivetrain, brakes, suspension and steering there are procedures, specifications and torque values, and the electrical system and body have wiring diagrams and diagnostics.

Engines covered

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

Body styles covered

• 2-door convertible

Trims covered

• Club
• Grand Touring
• GS
• GT
• GX
• RF Club
• RF Grand Touring
• RF GS
• RF GT
• Sport

Known issues on the 2018 MX-5 Miata. The 2018 MX-5 Miata appears in 3 recalls. On certain 2018 MX-5 Miata cars, erroneous air bag control module software could push the front air bags out with more force than intended in a crash; the SAS module is updated. In certain cars, an impeller cracking and deforming inside the low-pressure fuel pump could disable it and stall the engine; the pump is replaced. For certain cars with the automatic transmission, an incorrectly programmed TCM could trigger an abrupt downshift and sudden slowing; it receives corrected software. Owners have lodged 3 complaints, which touch the electrical system, engine, power train, structure and vehicle speed control. Fuel system, air bag and transmission wiring diagrams are in the manual.