Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description
This specification applies to HCU(Hydraulic Control Unit) and
ECU(Electronic Control Unit) of the HECU.(Hydraulic and Electronic
Control Unit)
This specification is for the wiring design and installation of ABS ECU.
This unit has the functions as follows.
-
Input of signal fr ...
Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Operation and Leakage Check
Check all of the following items:
ComponentProcedureBrake Booster (A)Check brake operation by applying the brakes during a test
drive. If the brakes do not work properly, check the brake booster.
Replace the brake booster as an assembly if it does not work properl ...