Engine Losing Power? The 5 Causes Your Technicians Often Miss

Have you ever seen an engine lose power for no apparent reason and felt helpless in your workshop? Many technicians tackle this problem through trial and error, wasting hours or even days before finding the real cause. What if you could uncover the actual fault in less than an hour, with accuracy and without stress? That’s exactly what Jaltest INFO Web 2026 offers.

Experiencing engine power loss can frustrate your workshop and slow fleet operations. With Jaltest 2026, technicians can quickly diagnose the real fault, including hidden sensor, EGR, turbo, and electronic issues, in less than an hour.

Time required: 30–60 minutes for a complete diagnosis with Jaltest.

Difficulty level: Medium to high without tools, but with Jaltest, the process is guided and fast.

The 5 Causes Technicians Often Overlook

1. Faulty air pressure or airflow sensor

• Symptom: Engine stalling or sluggish acceleration
• Jaltest detects the exact fault code and shows the precise sensor location

2. Clogged or blocked EGR valve

• Often mistaken for a standard power loss
• Jaltest provides step-by-step instructions to check and clean the valve correctly

3. Partially clogged injectors

• Manual testing is time-consuming and may damage the engine
• Jaltest provides an exact diagnosis, avoiding unnecessary replacements

4. Turbocharger or boost system failure

• A common but often underestimated cause
• Jaltest provides real-time readings and precise guides to identify the issue

5. Electronic problems and ECU errors

• Electronic failures are often invisible without advanced scanning tools
• Jaltest displays ECU-related fault codes, making repairs much easier

Step-by-Step Diagnosis of Engine Power Loss with Jaltest 2026

1. Connect Jaltest to the vehicle via the OBD port.
2. Run a complete engine diagnostic.
3. Identify all fault codes (including those often ignored).
4. Consult detailed guides and diagrams for each code.
5. Prepare a targeted intervention (cleaning, replacement, or adjustment).
6. Test and validate engine performance after each correction.

Added Value and Tips

• Complete history: Jaltest records all diagnostics for precise fleet tracking.
• Visual guides: Schematics and step-by-step instructions reduce human errors.
• Increased productivity: Shorter diagnostic time and fewer unnecessary interventions.
• Informed decisions: Jaltest shows exactly when a repair is truly required.

Don’t let engine power loss slow down your workshop or interventions. With Jaltest INFO Web 2026, every diagnosis becomes clear, fast, and accurate. Your technicians can identify the real fault, avoid unnecessary repairs, and optimize time spent on each vehicle.

💡 Want to see Jaltest in action?
Click here to request your free demo and discover how our solution can transform your engine diagnostics today!