The following items must be serviced more frequently on cars normally used under severe driving conditions. Refer to the chart below for the appropriate maintenance intervals.
R : Replace
I : Inspect and, after inspection, clean, adjust, repair or replace if necessary
Hyundai Sonata LF 2014-2019 Service Manual: Master Cylinder Repair procedures
Removal
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the air cleaner assembly (A).
3.
Disconnect the brake fluid level switch connector (A).
4.
Remove the brake fluid from the master cylinder reservoir with a syringe.
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Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pump Control Module (FPCM) Description and Operation
Description
The fuel pump control module (FPCM) is installed on the right
side of the fuel tank on the fuel pump top plate and controls the DC
motor mounted inside the low pressure fuel pump.
The module compares instantaneous fuel pressure information
measured by the fuel pressure sensor ( ...