Rear wheel bearing replacement on 2009 Hyundai coupe failed NCT inspection due to persistent play, likely caused by incorrect tightening method or missing torque specification.

No clear guidance on proper torque specification or tightening procedure for Hyundai coupe rear hub assembly; DIY resources may be incomplete.

Severity

3Medium

Willingness to Pay

implied

Added

May 12, 2026

Workarounds Described

used a half inch breaker bar with about 30cm extended pipe on to tighten it

Implied Software Gaps

App providing factory torque specifications and proper tightening procedures for DIY automotive repairs

App Concept

TorqueCheck DIY

A mobile app that provides verified torque specs and step-by-step repair procedures for common vehicle maintenance tasks. Users input vehicle make, model, and year to access manufacturer-specified torque values, tightening sequences, and best practices. Includes a built-in torque calculator for extensions and a log to track repairs.

Key Features

Search by VIN or vehicle details for OEM torque specs
Step-by-step repair guides with torque values highlighted
Torque wrench extension calculator
Repair history log with photos and notes

Target Users: DIY car owners and home mechanics working on personal vehicles

Revenue Model: Freemium with $4.99/month subscription for unlimited vehicle profiles and premium guides

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