custom on‑dash display
5 Engine Fault Codes vs Dash Alert‑Surprising Showdown
5 Engine Fault Codes vs Dash Alert-Surprising Showdown A custom on-dash display can flash the exact P-code the moment a sensor trips, turning a vague warning light into instant, actionable data. This eliminates the need for a phone or dealer scan tool, giving drivers real-time insight into engine health. 40%