The service and repair manual for the 2018 Mazda 6 — 2.5L I4 and 2.5L I4 engines, 11 trims. Matched to this exact model year, so the specifications and sequences are the ones Mazda published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2018 |
|---|---|
| Engines | 2.5L I4 — 152 cu in, DOHC 2.5L I4 — 152 cu in, DOHC, turbocharged |
| Trims | i Grand Touring Plus Sedan 4-Door · Grand Touring Reserve Sedan 4-Door · Grand Touring Sedan 4-Door · Sport Sedan 4-Door · i Grand Touring Sedan 4-Door · GS Sedan 4-Door +5 |
| Federal record | 2 recalls · 54 complaints · 348 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 2018 6 manual
03 / ContentsSections in the manual
- Quick Lookups 147
- General Information 1,822
- Accessories & Equipment 3,144
- Heating, Ventilation & A/C (HVAC) 403
- Body & Frame 706
- Maintenance 24
- Brakes 484
- Restraints 202
- Drivelines & Axles 180
- Steering 117
- Electrical 521
- Suspension 141
- Engine Mechanical 467
- Transmission 456
- Engine Performance 2,067
- Loosen 180
04 / Known issuesRecalls on federal record for the 2018 6
- Fuel System, Gasoline — delivery › fuel pump · 21V875000Fuel pump failure may cause an engine stall, increasing the risk of a crash.
- Engine · 19V497000An unexpected stall increases the risk of a crash.
Owners have filed 54 complaints and Mazda has issued 348 technical service bulletins for the 2018 6. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2018 6 manual
Is this manual specific to the 2018 6?
Yes. It is the OEM manual matched to the 2018 model year, covering the 2.5L I4 and 2.5L I4 across the i Grand Touring Plus Sedan 4-Door, Grand Touring Reserve Sedan 4-Door, Grand Touring Sedan 4-Door, Sport Sedan 4-Door, i Grand Touring Sedan 4-Door, GS Sedan 4-Door, GT Sedan 4-Door, Touring Sedan 4-Door, Signature Sedan 4-Door, I Sport Sedan 4-Door, GS-L Sedan 4-Door trims. Specifications and procedure sequences are the ones Mazda published for this year.
What 2018 6 problems does it help with?
2 recalls are on federal record for the 2018 6, covering fuel system, gasoline, engine. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Mazda dealers.
Does it include 2018 6 wiring diagrams?
Yes — the complete wiring diagrams for the 2018 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $49.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
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