2004 Mazda Miata Service and Repair Manual

This factory service and repair manual for the 2004 Mazda Miata covers a model year in which the 2-door convertible was listed with two engines. Both are 1.8L inline-fours with double overhead camshafts, burning gasoline; one is naturally aspirated and the other turbocharged. Three trims appear: Base, LS and Mazdaspeed. The manual lays out procedures, specifications and diagnostics for the engines, the turbocharged induction, and the fuel, ignition and cooling systems, along with torque values for the transmission, drivetrain, brakes, suspension and steering and wiring diagrams for the electrical system.

Engines covered

• 1.8L inline-four — DOHC, naturally aspirated, gasoline
• 1.8L inline-four — DOHC, turbocharged, gasoline

Body styles covered

• 2-door convertible

Trims covered

• Base
• LS
• Mazdaspeed

Known issues on the 2004 Miata. Owners have lodged 8 complaints naming the 2004 Miata. Engine and engine cooling accounts for 3 of them and the gasoline fuel system for 2, while seat belts, structure and wheels are cited once apiece. Those areas correspond to the manual's cooling and fuel system procedures, its engine specifications and diagnostics for the naturally aspirated and turbocharged 1.8L, and the torque values it gives for the wheels, suspension and body.