Hyundai Sonata: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Emission Control System / Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Removal

1.	Disconnect the PCV hose (A).

2.	Remove the PCV valve (B).

Inspection

Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger moves.

If the plunger does not move (PCV valve is clogged), clean or replace the valve.

Installation

Install in the reverse order of removal.

PCV Valve installation:

7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)

Positive Crankcase Ventilation (PCV) Valve Description and Operation

Operation Principle ...

Evaporative Emission Control System

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Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Purge Control Solenoid Valve (PCSV) Specifications
Specification ItemSpecificationCoil Resistance (?)22.0 ~ 26.0 [20°C(68°F)] ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Adjustment Inspect Glass Alignment 1. Inspect the alignment of the movable glass (C) that is between the front (A) and rear (B) glass and if needed adjust it. Alignment adjustment Standard value [mm(in.)] (1) Front edge : 0 mm (0 in.) (2) Rear edge : 0 mm (0 in.) 2. Completely open ...