Description
⚡ Diagnose smarter, fix faster, and never miss a beat in your garage!
- OEM GRADE DURABILITY - Built tough with premium materials to withstand daily professional use and deliver long-lasting results.
- RAPID DIAGNOSTICS REPAIR - Plug in and pinpoint electrical faults instantly—cut your troubleshooting time in half.
- COMPLETE 6 PACK CONVENIENCE - Multiple relay testers included to cover all your repair scenarios without extra trips.
- UNIVERSAL VEHICLE COMPATIBILITY - Works seamlessly with GM, BMW, Audi, Chrysler & more—one tool to rule them all.
- ROBUST RELIABLE POWER HANDLING - Handles up to 20A continuous and 30A surge current for consistent, OEM-level performance.
The Relay Bypass Switch & Diagnostic Tester 9038 Kit is a professional-grade 6-pack relay tester compatible with major domestic and European vehicles. It replaces multiple relay models (9036/9037), supports up to 20A continuous and 30A surge current, and enables direct control over fuel pumps and other components for rapid electrical diagnostics and repairs.