What are the symptoms of insufficient fuel pump pressure in a Mazda6?

[Roger]

The symptoms of insufficient fuel pump pressure in a Mazda6 are: 1. Weak vehicle acceleration with noticeable hesitation during sudden acceleration; 2. Difficulty starting the vehicle; 3. Abnormal noises from the fuel pump; 4. Constant illumination of the engine warning light on the instrument cluster. The Mazda6 has a body size of 4670mm in length, 1780mm in width, and 1435mm in height, with a wheelbase of 2675mm and a minimum ground clearance of 150mm. It is equipped with a 2.0L naturally aspirated engine, delivering a maximum power of 108kW and a maximum torque of 183Nm, paired with a 6-speed manual transmission. The front suspension features a double-wishbone independent suspension with a stabilizer bar.