Hyundai Sonata LF: Engine Control / Fuel System

Hyundai Sonata LF 2014-2019 Service Manual / Engine Control / Fuel System

General Information

Specifications
Special Service Tools
Troubleshooting

Engine Control System

Description and Operation
Components and Components Location
Engine Control Module (ECM) Schematic Diagrams
Engine Control Module (ECM) Repair procedures
ETC (Electronic Throttle Control) System Description and Operation
ETC (Electronic Throttle Control) System Troubleshooting
ETC (Electronic Throttle Control) System Specifications
ETC (Electronic Throttle Control) System Schematic Diagrams
ETC (Electronic Throttle Control) System Repair procedures
Manifold Absolute Pressure Sensor (MAPS) Description and Operation
Manifold Absolute Pressure Sensor (MAPS) Specifications
Manifold Absolute Pressure Sensor (MAPS) Troubleshooting
Manifold Absolute Pressure Sensor (MAPS) Schematic Diagrams
Manifold Absolute Pressure Sensor (MAPS) Repair procedures
Intake Air Temperature Sensor (IATS) Description and Operation
Intake Air Temperature Sensor (IATS) Specifications
Intake Air Temperature Sensor (IATS) Schematic Diagrams
Intake Air Temperature Sensor (IATS) Repair procedures
Ambient Temperature Sensor (ATS) Description and Operation
Ambient Temperature Sensor (ATS) Specifications
Ambient Temperature Sensor (ATS) Schematic Diagrams
Ambient Temperature Sensor (ATS) Repair procedures
Boost Pressure Sensor (BPS) Description and Operation
Boost Pressure Sensor (BPS) Specifications
Boost Pressure Sensor (BPS) Schematic Diagrams
Boost Pressure Sensor (BPS) Repair procedures
Engine Coolant Temperature Sensor (ECTS) Description and Operation
Engine Coolant Temperature Sensor (ECTS) Specifications
Engine Coolant Temperature Sensor (ECTS) Schematic Diagrams
Engine Coolant Temperature Sensor (ECTS) Repair procedures
Crankshaft Position Sensor (CKPS) Description and Operation
Crankshaft Position Sensor (CKPS) Specifications
Crankshaft Position Sensor (CKPS) Troubleshooting
Crankshaft Position Sensor (CKPS) Schematic Diagrams
Crankshaft Position Sensor (CKPS) Repair procedures
Camshaft Position Sensor (CMPS) Description and Operation
Camshaft Position Sensor (CMPS) Troubleshooting
Camshaft Position Sensor (CMPS) Schematic Diagrams
Camshaft Position Sensor (CMPS) Repair procedures
Knock Sensor (KS) Description and Operation
Knock Sensor (KS) Specifications
Knock Sensor (KS) Schematic Diagrams
Knock Sensor (KS) Repair procedures
Heated Oxygen Sensor (HO2S) Description and Operation
Heated Oxygen Sensor (HO2S) Specifications
Heated Oxygen Sensor (HO2S) Schematic Diagrams
Heated Oxygen Sensor (HO2S) Repair procedures
Rail Pressure Sensor (RPS) Description and Operation
Rail Pressure Sensor (RPS) Specifications
Rail Pressure Sensor (RPS) Troubleshooting
Rail Pressure Sensor (RPS) Schematic Diagrams
Rail Pressure Sensor (RPS) Repair procedures
Accelerator Position Sensor (APS) Description and Operation
Accelerator Position Sensor (APS) Specifications
Accelerator Position Sensor (APS) Schematic Diagrams
Accelerator Position Sensor (APS) Repair procedures
Injector Description and Operation
Injector Specifications
Injector Troubleshooting
Injector Schematic Diagrams
Injector Repair procedures
Purge Control Solenoid Valve (PCSV) Description and Operation
Purge Control Solenoid Valve (PCSV) Specifications
Purge Control Solenoid Valve (PCSV) Schematic Diagrams
Purge Control Solenoid Valve (PCSV) Repair procedures
CVVT Oil Control Valve (OCV) Description and Operation
CVVT Oil Control Valve (OCV) Specifications
CVVT Oil Control Valve (OCV) Schematic Diagrams
CVVT Oil Control Valve (OCV) Repair procedures
Electric WGT Control Actuator Description and Operation
Electric WGT Control Actuator Specifications
Electric WGT Control Actuator Schematic Diagrams
Electric WGT Control Actuator Repair procedures
RCV Control Solenoid Valve Description and Operation
RCV Control Solenoid Valve Specifications
RCV Control Solenoid Valve Schematic Diagrams
RCV Control Solenoid Valve Repair procedures
Fuel Pressure Control Valve Description and Operation
Fuel Pressure Control Valve Specifications
Fuel Pressure Control Valve Troubleshooting
Fuel Pressure Control Valve Schematic Diagrams
Fuel Pressure Control Valve Repair procedures
Canister Close Valve (CCV) Description and Operation
Canister Close Valve (CCV) Specifications
Canister Close Valve (CCV) Schematic Diagrams
Canister Close Valve (CCV) Repair procedures

Fuel Delivery System

Components and Components Location
Repair procedures
Fuel Tank Repair procedures
Fuel Pump Repair procedures
Fuel Filter Repair procedures
Fuel Pump Motor Repair procedures
Fuel Sender Repair procedures
Fuel Pressure Regulator Repair procedures
Fuel Pump Control Module (FPCM) Description and Operation
Fuel Pump Control Module (FPCM) Specifications
Fuel Pump Control Module (FPCM) Schematic Diagrams
Fuel Pump Control Module (FPCM) Repair procedures
Fuel Pressure Sensor (FPS) Description and Operation
Fuel Pressure Sensor (FPS) Specifications
Fuel Pressure Sensor (FPS) Schematic Diagrams
Fuel Pressure Sensor (FPS) Repair procedures
Fuel Line Repair procedures
Filler-Neck Assembly Repair procedures
Accelerator Pedal Repair procedures
Delivery Pipe Repair procedures
High Pressure Fuel Pump Repair procedures

Exhaust Emission Control System

Description and Operation Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components...

General Information

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: 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. 1) Start relay 2) Deicer relay 3) Head lamp (high) relay 4) Blower relay 5) Power outlet relay 6) E-CVVT relay 1...

Hyundai Sonata LF 2014-2019 Service Manual: Audio Remote Control Schematic Diagrams