Hyundai Sonata LF: Cylinder Head Assembly / Cylinder Head Cover Components and Components Location

Valve Clearance Adjustment

Valve Clearance Inspection And Adjustment     Inspect and adjust the valve clearance when the engine is cold (Engine coolant temperature : 20°C) and cylinder head is installed on the cylinder block...

Cylinder Head Cover Repair procedures

Removal 1. Remove the engine cover. 2. Disconnect the battery negative terminal. 3. Remove the air clean hose. (Refer to Intake and Exhaust System - "Ari Cleaner") 4...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Smart Key Diagnostic Repair procedures

Inspection Self Diagnosis with Scan Tool It will be able to diagnose defects of SMART KEY system with GDS quickly. GDS can operates actuator forcefully, input/output value monitoring and self diagnosis. The following three features will be major problem in SMART KEY system...

Hyundai Sonata LF 2014-2019 Service Manual: Engine Control Module (ECM) Repair procedures

Removal     When replacing the ECM, the vehicle equipped with immobilizer must be performed the procedure as below. [In the case of installing used ECM] 1. Perform "Neutral mode" procedure with GDS. (Refer to "Immobilizer" in BE group) 2...