Hyundai Sonata LF: Fuses And Relays / Relay Box (Passenger Compartment) Components and Components Location

Relay Box (Engine Compartment) Repair procedures

Inspection 1. Disconnect the negative (-) battery terminal. 2. Pull out the relay from the engine compartment relay block. Power Relay (Type A) Check for continuity between the terminals...

Relay Box (Passenger Compartment) Description and Operation

Description Auto Cut System Of Dark Current AbbreviationExpalnationACUAirbag Control UnitADMAssist Door ModuleB_CANBody Controller Area NetworkBCMBody Control ModuleBSDBlind Spot DetectionC_CANChassis Controller Area NetworkCLUCluster ModuleDATCDual Automatic Temp ControlDDMDriver Door ModuleESCElectronic Stability ProgramEMSEngine Management SystemLDWSLane Departure Warning SystemM_CANMulti media Controller Area NetworkMDPSMotor Driven Power SteeringP_CANPowertrain Controller Area NetworkPSMPower Seat ModuleSASSteering Angle SensorSJBSmart Junction BlockSMKSmart Key UnitSPASSmart Parking Assist SystemTCUTransmission Control UnitTPMSTire Pressure Monitoring SystemVDCVehicle Dynamic ControlTMUTelematics SystemABSAnti-lock Brake SystemSCCSmart Cruise Control Smart Junction Block (SJB) General function : Interior Junction Block + some functions of BCM It controls loads with CAN communication and IPS...

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Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures

General Inspection After or before servicing the EPS system, perform the troubleshooting and test procedure as follows. Compare the system condition with normal condition in the table below and if abnormal symptom is detected, perform necessary remedy and inspection...

Hyundai Sonata LF 2014-2019 Service Manual: Ignition Coil Description and Operation

Description An ignition coil is an induction coil in an engine's ignition system which transforms the battery's low voltage to the high voltage needed to create an electric spark in the spark plugs to ignite the fuel. Coils have an internal resistor while others rely on a resistor wire or an external resistor to limit the current flowing into the coil from the battery 12 V supply...