Meet Tina AI — your car finally explains what's wrong, in plain English. See how →
AI-POWERED VEHICLE DIAGNOSTICS

Stop guessing.
Start

Your scanner gives you codes. EngineIQ gives you direction.

Enter your vehicle, symptoms and any codes. Tina AI ranks the most likely causes by probability, builds a step-by-step test plan, and helps you confirm the fix — then write the report.

★★★★★ Trusted by technicians & DIYers nationwide See the app preview →
SECONDS
TO A FULL AI REPORT
RANKED
CAUSES BY PROBABILITY
ALL-IN-ONE
SCANS · TESTS · REPORTS
6:08●●●
T
Tina AI
● Diagnostic assistant
P0301 misfire on cylinder 3 with elevated fuel trim — most likely the ignition coil.
How do I confirm it's the coil?
Swap the coil to cylinder 1 and clear codes. If the misfire follows, it's confirmed — about 5 minutes.
EngineIQ app dashboard
iOS · ANDROID · DESKTOP · BUILT FOR THE PEOPLE WHO FIX CARS → Pro Technicians / Mobile Mechanics / Repair Shops / Fleet Managers / DIY Owners
THE DIAGNOSTIC WORKFLOW

From symptom to confirmed fix

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MEET TINA

Everything you need to nail
the diagnosis

Powerful enough for a master tech.
Clear enough for a first-time DIYer.

Tina AI Diagnostic Assistant
EngineIQ
TINA AI
DIAGNOSTIC ASSISTANT
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SEE IT WORK

Inside an AI diagnostic

Ranked causes, a guided test plan and Tina — all from a single scan.

engineiq.app/scan/2023-bmw-m4-competition ▸ OPEN FULL VIEW
2023 BMW M4 Competition · overheats, low power
COMPLETEDMEDIUM
LIKELY CAUSES RANKED BY PROBABILITY
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Tina AI
● Diagnostic assistant
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GET THE MOST OUT OF ENGINEIQ

Best practices for better diagnostics

EngineIQ is a support tool — not a replacement for proper testing. Follow these practices to get the most accurate results and avoid unnecessary part replacements.

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PRICING

Plans for every bay

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FROM THE BAY

Techs who stopped guessing

★★★★★

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QUESTIONS

Frequently asked

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Stop guessing.
Start diagnosing.

Free to start. On iPhone, Android, tablet and desktop. Run your first AI diagnostic in minutes.

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AI SCAN RESULTS
2023 BMW M4 Competition
Customer concern: overheats, low power · No DTCs recorded
VEHICLES
3
SCANS
6
HEALTHY
2
ATTENTION
1
LIKELY CAUSES · RANKED
BY PROBABILITY
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RECOMMENDED DIAGNOSTIC TESTS
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Tina AI
● EngineIQ diagnostic assistant
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Ask Tina anything…