Hyundai Elantra: Brake System / Vacuum Pump Repair procedures

Removal
1.
Remove the cylinder head cover.
(Refer to Cylinder Head Assembly - "Cylinder Head Cover")
2.
Remove the timing chain.
(Refer to Timing System - "Timing Chain")
3.
Remove the vacuum pump (A).

   
Do not disassemble the vacuum pump.
4.
To install, reverse the removal procedure.
Vacuum Pump Components and Components Location
Components [UII 1.6] 1. Camshaft bearing cap2. Camshaft3. Camshaft sprocket4. Vacuum pump5. Vacuum pump gasket ...

Master Cylinder Components and Components Location
Components 1.Reservoir cap2. Reservoir3.Reservoir4. Grommet5. Master cylinder ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Heated Oxygen Sensor (HO2S) Description and Operation
Description Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Catalytic Converter. It varies in accordance with the air/fuel ratio. The sensor must be hot in order to operate normally. To keep it hot, the sensor has a heater ...

Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components 1. ESC Control Module(HECU)2. Front Wheel Speed Sensor3. Rear Wheel Speed Sensor4. ABS Warning lamp5. EBD / Parking brake warning lamp ...

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