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One-on-One Expert Analysis to Get You Back on Track
Not sure why your car isn’t running right? Whether you're dealing with poor idle, knock issues, strange sensor readings—or just not getting the power you expected—our Troubleshooting & Diagnosis service at KingTuner.com gives you expert eyes on your tune.
Work one-on-one with professional tuner Ali, who will personally dig into your data logs, ECU setup, and any issues you're facing. This is the fastest, most affordable way to identify tuning-related problems and get your build back to performing its best.
✅ Data Log Review
Ali personally analyzes your performance logs to identify what’s working—and what’s not. Whether it’s AFRs, timing, knock, or boost inconsistencies, we’ll spot the red flags.
✅ ECU & Vehicle Diagnostics
We review your ECU setup and parameters to uncover software or calibration issues that may be hurting drivability or power. You’ll receive clear explanations, feedback, and action steps.
✅ Tune Revisions (When Applicable)
If we find small issues that can be corrected, Ali may make quick revisions to your existing tune to improve stability, drivability, or output—depending on your ECU platform and tune status.
Note: This is a diagnostic and support service—not a full tune. For full power optimization, check out our Base Map & Full Tune service.
Hands-On Support: You’ll work directly with Ali—no ticket system, no bots. Just a real tuner helping you solve real problems.
Cost-Effective Expertise: Get professional guidance without committing to a full tune (yet).
Fast Turnaround: Most responses happen in 15–30 minutes during scheduled sessions.
Wide ECU Compatibility: We work with popular platforms like Ecumaster, LINK, COBB, HP Tuners, MegaSquirt, MaxxECU, and more.
Purchase the Troubleshooting Service
Contact us to schedule your 1-on-1 session with Ali
Send us your data log and a description of your issue
Receive a diagnosis, clear suggestions, and optional tune tweaks
Not sure if your ECU is supported? Contact us before purchasing to confirm compatibility.
Erratic idle or stalling
Poor fuel economy
Boost not targeting properly
Detonation or knock under load
Cold/hot start problems
Sensor or ECU configuration errors
Limp mode activation
General tune checkups
Grab the Troubleshooting & Diagnosis service now and get real support from a real tuner—fast. Let’s get your car running smoother, stronger, and more reliably than ever.
Still have questions? Reach out to us—we’re happy to help.
Let me know if you'd like versions of this tailored for specific ECU platforms or bundled with other services (like "Troubleshooting + Base Map").
me cases, we can tweak your existing tune to enhance power and drivability.
Why Choose Us?
Important Details:
Ready to Start?
Purchase now and let’s get your car running at its best. Have questions? Contact us first!
Please note that there are not refunds/returns on tuning files. You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
YOU'LL ONLY RECIEVE UPDATES ON SALES, PROMOTIONS AND UPCOMING EVENTS
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