Diagnosing a persistent coolant loss issue without visible leaks or head gasket symptoms, needing to remove a broken relay pin and determine if the problem is the fan relay, thermostat, or something else.

Workarounds Described

• checks relay box manually and finds corroded pin
• uses forum to ask for advice on removing broken relay pin
• compares part prices manually across AutoZone and online stores

Implied Software Gaps

• Interactive diagnostic assistant that guides relay testing and pin removal with visual aids
• Integrated parts price comparison engine for thermostats and other components
• Centralized repository of vehicle-specific troubleshooting procedures with photos and tool lists

AutoTriage Pro

A mobile diagnostic assistant that walks vehicle owners through step-by-step troubleshooting for common engine problems. It provides interactive circuit testing guides, part quality comparisons with prices from multiple retailers, and specialty repair tips like removing broken relay pins. Unlike generic forums, it offers structured checklists and QR-code-based component identification.

Existing Solutions Mentioned