The Latest FOXWELL SD203 Smoke Machine is a professional-grade automotive leak detection tool used to identify vacuum leaks, EVAP system leaks, intake system leaks, turbo system issues, and much more. It’s a dual-mode tester with a built-in air pump, making it portable, fast, and easy to use for both beginners and professional auto repair technicians.

---

FOXWELL SD203 Automotive Smoke Machine – Full Details

✅ What Does It Do?

The SD203 creates artificial smoke and pushes it through a vehicle’s pipe systems (like the EVAP, intake, or exhaust systems).
Wherever there's a leak, smoke escapes — making it easy to visually locate the problem.

---

🛠️ Key Functions:

Function	Description
EVAP Leak Detection	Find leaks in the evaporative emission control system.
Vacuum System Leak Test	Diagnose air leaks that affect engine performance.
Intake Manifold Leaks	Check for unmetered air entry points.
Turbo System Leaks	Ensure all boost system hoses and pipes are sealed.
Exhaust System Leaks	Detect harmful exhaust gas leaks.
Crankcase Breather Leak	Useful for diagnosing PCV valve and breather leaks.
Cooling System (with adapter)	Optional coolant system pressure test.

---

🔄 Dual Mode Explained:

1️⃣ Air Mode:

• Used to pressurize the system before releasing smoke.

• Allows tightness testing without filling the area with smoke.

• Helps technicians pre-check systems with air pressure only.

2️⃣ Smoke Mode:

• Activates the smoke generator.

• Smoke enters the pipe system.

• Leak points become visible where smoke escapes.

---

🧰 Features of FOXWELL SD203:

• 🔧 Built-in air pump – No need for external air compressor.

• ⚡ Quick smoke generation – Produces smoke in 30 seconds.

• 📈 Pressure gauge display – Monitor system pressure in real-time.

• 🚗 Wide vehicle coverage – Works with cars, motorcycles, vans, SUVs, trucks.

• 🛡️ Built-in safety features – Overheat protection, fluid level alarm.

• 🧪 Oil-based smoke fluid – Standard baby oil or smoke liquid works.

• 📦 Multiple adapters – EVAP and pipe adapters included.

---

🚦 How to Use FOXWELL SD203 (Step-by-Step):

🔌 Step 1: Connect Power

• Use the 12V battery clips to connect the machine to your car battery.

🛢️ Step 2: Add Smoke Fluid

• Fill the reservoir with baby oil or official smoke fluid (usually included).

🔗 Step 3: Connect to the System

• Use the hose and cone adapter to connect the smoke line to the system you're testing (like the intake pipe, EVAP line, etc.).

🔘 Step 4: Choose Mode

• First use Air Mode to pressurize and check pressure levels.

• Then switch to Smoke Mode and observe where smoke escapes.

🔍 Step 5: Locate Leak

• Watch for visible smoke escaping from any hoses, fittings, valves, or cracked parts. That’s where the leak is.

---

📦 What Comes in the Box:

• SD203 Smoke Machine Unit

• Battery Clip Power Cable

• Smoke Output Hose

• EVAP System Adapter Kit

• Cone Adapter Set

• Smoke Fluid Bottle

• User Manual

---

✅ Why Choose FOXWELL SD203?

• Plug-and-play, fast setup

• Dual mode for better accuracy

• Works with most vehicles

• Ideal for professional garages and DIY users

• No external air source needed