Adjustable Spark Plug Tester Wrench for Car Ignition System Code Reader Car Repair Tool and Engine Tester Auto Accessories

Technical specifications

Customization guide

Adjust the tip size via the knurled collar to match screw dimensions, or calibrate torque settings for delicate components. The code reader’s firmware can be updated for compatibility with newer vehicle models.

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Whether diagnosing engine misfires, replacing spark plugs, or troubleshooting ignition faults, this tool streamlines automotive repairs. Its compact design and multi-functional features make it ideal for workshops, on-site mechanics, or car enthusiasts.

Choose your model

Supplier's note

1. Technical Breakthroughs:

   • The adjustable tip’s 0.1mm precision enables flawless fits for micro-screws, reducing stripped threads.
   • The spring mechanism’s ±1% torque consistency (Pro model) eliminates human error in critical assemblies.
   • The OBD-II code reader’s 99% vehicle compatibility covers modern and vintage engines alike.

2. Optimal Version Selection:

   • Base Model: Ideal for hobbyists or occasional repairs needing basic diagnostics and standard torque ranges.
   • Advanced Model: Suited for professional mechanics requiring mid-range precision and expanded tip sizes for diverse tasks.
   • Pro Model: Engineers or high-volume workshops benefit from triple the torque accuracy (vs. industry standard) and full system diagnostics, ensuring flawless engine recalibration.

With the Pro Model’s ±1% torque control, you can assemble high-tolerance engine components without damage. Its expanded tip range (3-12mm) accommodates both tiny spark plug screws and larger bolts, making it a one-stop solution for complex repairs.