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Home >> Kia >> 2021 >> K5 GT >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.5L (13 Of 16) >> DTC P2540-64: Low Pressure Fuel System Sensor Circuit Range/Performance >> System Inspection >> Inspection Procedure

Inspection Procedure

□ Check the fuel filter for blockage

  1. Remove the fuel pump and check filter debris and clogging of the fuel supply line.

□ Check the fuel level

  1. If you run out of fuel significantly on ramp, it may be a factor of degradation of the fuel pressure.

□ Check low-pressure fuel supply line leakage and blockage

  1. Low-pressure fuel supply line damage and blockage can be a factor of the fuel pressure drop.

□ Check low-pressure fuel line

  1. To measure a fuel pressure in idle with fuel pressure measurement gauge
    • Specification:  480 to 520kPa (4.9 to 5.3kgf/cm2 )

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    No Good