Hyundai Sonata: Seat Belt Pretensioner / Emergency Fastening Device (EFD) Components and Components Location

Emergency Fastening Device (EFD) Description and Operation

Description The Emergency Fastening Device (EFD) operates at the same time with the Seat Belt Pretensioner when it satisifies the deployment condition after a collision. It is an auxiliary equi ...

Emergency Fastening Device (EFD) Repair procedures

Removal 1. Disconnect the battery negative cable and wait for at least 3 minutes before beginning work. 2. Remove the front seat. (Refer to Body - "Front Seat Assembly") 3. Remove the rea ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Engine Oil
Checking the Engine Oil Level 1. Follow all of the oil manufacturer’s precautions. 2. Be sure the vehicle is on level ground in P (Park) with the parking brake set and the wheels blocked. 3. Turn the engine on and allow the engine to reach normal operating temperature. 4. Turn the engine off and ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Compession Pressure Inspection     If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure. 1. Make sure the oil in the crankcase is of the correct viscosity and at the correct level and that the battery is correctly ...