Automotive RepairDiagnostics & Troubleshooting3MediumSolo Operator$ implied

Ford Ranger AC compressor not receiving power, unable to diagnose electrical fault despite checking fuses, relays, and switches.

No tool available that guides non-expert DIYers through vehicle-specific electrical diagnostics step-by-step.

Opp. Score

Severity

3Medium

Willingness to Pay

implied

Added

Jun 4, 2026

Workarounds Described

jumped solenoid directly to test compressor
swapped relays around to test
used test light on solenoid terminals

Implied Software Gaps

Step-by-step interactive wiring diagnostic app that shows expected voltage at each pin

App Concept

AutoDiag Pro

AutoDiag Pro is a mobile app that guides DIY mechanics and small auto repair shops through electrical diagnostics using vehicle-specific wiring diagrams, interactive flowcharts, and real-time test point validation. It replaces manual fumbling with test lights and multimeters.

Key Features

Vehicle-specific wiring diagrams with test point locations
Step-by-step diagnostic flowcharts for common faults (AC, starting, lighting)
Interactive relay and fuse test guide with visual feedback
Community troubleshooting database with problem/solution votes

Target Users: DIY car owners and small auto repair shops working on older vehicles (1990-2010) with electrical issues.

Revenue Model: $9.99/month subscription or $4.99 per diagnostic guide

Existing Solutions Mentioned

test lightjumper wiremultimeter (implied)

Part of App Idea

ChillCheck Pro

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