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Description
x🔍 Why Choose the VDIAGTOOL OT100 Engine Oil Tester?
Keep your engine healthy and extend its lifespan with the VDIAGTOOL OT100 – a fast, reliable, and user-friendly engine oil quality tester designed for on-vehicle use. Whether you’re a car enthusiast, mechanic, or vehicle owner, this tool offers precise diagnostics to help you make smarter oil maintenance decisions.
🌟 Key Features & Benefits
📊 Clear LCD Display
Easily view oil quality test results on a high-contrast LCD screen. No guesswork—just accurate, instant readings.
🔧 Long Probe for Easy Testing
No need to extract oil manually. The OT100’s extended probe design allows direct dipstick hole testing—no spills, no mess.
🔁 One-Button Operation
Just power on, insert the probe, and get results within 10 seconds. Simplified testing for everyone—from beginners to professionals.
💧 Water Content Detection
Quickly identify excess water content in your engine oil. Protect your engine from internal damage and ensure timely oil replacement.
🔋 Battery Operated & Portable
Includes battery power option (4pcs battery, optional), making it perfect for garage use or on-the-go diagnostics.
👨🔧 Professional After-Sales Support
24/7 online service and expert tech support from VDIAGTOOL—worry-free ownership guaranteed.
🚗 Application & Instructions
✅ How to Use:
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Open your vehicle's hood and locate the oil dipstick.
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Power on the OT100 using the main button.
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Insert the long probe directly into the dipstick hole (ensure the engine is OFF and below 60°C).
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Press the mode switch to enter detection status.
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Wait ~10 seconds for results.
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Press the button again to reset or clear data.
⚠️ Important Notes:
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Only compatible with gasoline engine oil (not for diesel).
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Engine oil below 30% quality = must be replaced.
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Optimal oil condition = above 80%.
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Avoid letting the probe touch the bottom of the engine (can cause error readings up to 500%).
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Always test with a clean probe and engine below 60°C.
📦 What’s in the Box?
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1× OT100 Engine Oil Tester
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1× User Manual
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1× Retail Packaging Box
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(Optional: 4× Batteries)
Shipping & Return
xShipping
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.
Orders are processed within 24 hours on business days after payment is confirmed.
Shipping warehouses: We have warehouses in the U.S., Canada, U.K., France, Brazil, and other countries. We will ship from the warehouse closest to your delivery address based on stock availability.
Estimated delivery time:
Local warehouse: 1–3 business days
Overseas warehouse: 3–10 business days
Note: Delivery times may be delayed during peak seasons or large promotions.
Returns & Exchanges
You may request a return/exchange within 30 days of delivery. We recommend keeping the shipping box and product packaging until you confirm you will keep the item.
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.).
For return/exchange due to personal reasons, the buyer is responsible for return shipping fees.
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.
👉 For full details, see our Shipping Policy , Returns & Exchanges at the bottom of the page.
💬 Feel free to contact us anytime if you have questions. We are committed to timely and smooth communication with our customers — your satisfaction is our top priority.
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