Tag fuel supply

Repair Cases

Ford Fiesta No-Start With Fuel-Pressure Codes: The Sensor Was Reporting a Supply Failure

Conceptual editorial illustration: Low pressure. Wrong suspect.

A low rail-pressure reading can accurately report missing fuel supply. This Fiesta needed supply-pump diagnosis, not the pressure sensor replacement initially suggested.

Neo
September 4, 2026

Repair Cases

2022 GMC Sierra P129F After a New Module: Test the Fuel Supply Before Buying Again

Conceptual editorial illustration: New module, same fuel fault

A replacement control module did not cure this Sierra. Low lift-pump pressure led to tank cleaning and pump replacement; the lesson is to separate electrical command from actual fuel delivery.

Neo
September 4, 2026