Automotive RepairDiagnostics & Troubleshooting3MediumDIY Vehicle Owner$ implied
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.
No single tool or resource that guides step-by-step diagnostic testing for coolant loss, relay pin removal, and part quality comparison.
39
0
Opp. Score
39
Severity
3Medium
Willingness to Pay
implied
Added
Jun 7, 2026
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
App Concept
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.
Key Features
- Step-by-step diagnostic flowcharts for engine cooling issues
- Built-in multimeter and relay test tutorials
- Parts comparison tool showing OEM vs aftermarket prices from AutoZone, RockAuto, Amazon
- Pin removal guide with tool recommendations for damaged connectors
- Vehicle-specific service bulletins and recall integration
Target Users: DIY car owners and weekend mechanics working on personal vehicles of all makes and models, especially those aged 25-55 with moderate mechanical skill.
Revenue Model: $9.99/month subscription or $49.99/year; optional one-time purchase of vehicle-specific diagnostic pack for $4.99.
Existing Solutions Mentioned
replaced radiator capburped systemchecked relay box
Part of App Idea
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