What are the symptoms of a faulty car fuel pump and how to repair it?

[DelRebecca]

Car fuel pump failure symptoms are as follows: 1. Weak acceleration with a jerking sensation during sudden acceleration. 2. Difficulty starting the engine. 3. Unusual humming noise while driving. 4. Engine warning light illuminated. 5. Engine shaking. The repair method for a faulty car fuel pump is to visit a 4S store or repair shop to diagnose the cause of the fault and perform repairs or replacement. Relevant information is as follows: 1. The fuel pump is a lightweight and compact pump, mainly categorized into in-line, distributor, and unit types. 2. The fuel pump requires a power source to operate, with its lower camshaft driven by the engine crankshaft gear.