2.5L Skyactiv-G I4 (186 hp)•AWD•AUTOMATIC•gas

Repairs0 Labor958 Torque2855 Fluid16 DTC3778 Battery2 Maintenance0 Recalls2

engine

Intake Manifold Torque Specs

for 2020 Mazda Mazda3 2.5L Skyactiv-G I4 (186 hp) · AWD

Units

10 fasteners

Seq

Component

Torque

Angle

—

Electrical Connector Bolts

5 lb-ft · 7 Nm

—

Fuel Rail Bolts

Critical

15 lb-ft · 20 Nm

—

Fuel Rail Bolts

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

9 lb-ft · 12 Nm

—

Gasket Surface Bolts

Critical

Clean mating surfaces

15 lb-ft · 20 Nm

—

Intake Manifold Bolt

Tighten in sequence from center out | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

18 lb-ft · 25 Nm

—

Intake Manifold Bolt

Critical

Torque sequence

18 lb-ft · 24 Nm

—

PCV Valve

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

6 lb-ft · 8 Nm

—

Sensor Mounting Bolts

8 lb-ft · 11 Nm

—

Throttle Body Bolts

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

7 lb-ft · 10 Nm

—

Throttle Body Bolts

Critical

10 lb-ft · 14 Nm

—

🔌 Need this data in your app? It's all in the free API →

🔧 Built by master technician Chris Hackleman · Master Technician · 20+ years. Spot an error? Use the Help link above — a human reads every report.

Stuck on this repair? Take it to The Diag Desk — ask a master tech about this exact car → real human answer within 24h, never AI

Share:X Reddit FB WhatsApp Threads Email

⚠ STILL BEHIND THE PAYWALL

The 2020 Mazda Mazda3 repair data is incomplete because no one has sponsored it yet. For $99, we generate the full step-by-step procedures, then fact-check them with a second AI pass and your expert review. Your name on every procedure, permanently.

The same data would cost $169/mo from Mitchell1 or $30/year from ALLDATAdiy — and you'd be renting access, not freeing it. Sponsor once, free forever.

Sponsor the Mazda Mazda3 — $99 →

Building an app?

Free API access to all this data — 10 requests/day, no card required.

Get an API key →

Run a shop?

A free website, SEO and Google reviews with your shop software. Auto Shop Base Professional, $250/mo, with our labor times on every estimate.

See what's included →