2014 Hyundai Elantra Coupe (1.8L MPI) Service and Repair Manual

Engine and Drivetrain

• 1.8L 4-Cylinder Nu Multi-Port Injection (MPI) Gasoline Engine

• Complete engine overhaul procedures
• Fuel delivery system diagnostics (MPI system)
• Ignition system service procedures (Coil-on-plug)
• Engine cooling system repairs
• Lubrication system servicing
• Exhaust and emissions control diagnostics (Catalytic converter, Oxygen sensors)
• Timing chain replacement and alignment procedures
• Continuous Variable Valve Timing (D-CVVT) system repair
• Manual transmission overhaul procedures (6-speed M6CF3-1)
• Automatic transmission diagnostics and rebuilding (6-speed A6GF1)
• Differential servicing (integrated transaxle)
• Driveshaft and axle servicing

Chassis and Suspension

• Front suspension repair procedures (MacPherson Strut with Coil Springs)
• Rear suspension repair procedures (Coupled Torsion Beam Axle – Coupe specific tuning)
• Steering system diagnostics (Motor Driven Power Steering)
• Wheel alignment specifications
• Wheel bearing replacement
• Suspension component inspection

Braking Systems

• Hydraulic braking system (Four-wheel disc brakes)
• Anti-lock Braking System (ABS)
• Electronic Brakeforce Distribution (EBD)
• Electronic Stability Control (ESC)
• Brake Assist System (BAS)
• Traction Control System (TCS)
• Vehicle Stability Management (VSM)
• Traditional hand-brake linkage adjustment
• Brake component inspection
• Brake bleeding procedures

Electrical and Wiring

• Complete factory wiring diagrams
• Battery, alternator charging, and starter systems
• Power distribution schematics
• Fuse box diagrams
• Body Control Module diagnostics (BCM)
• Engine Control Module diagnostics (ECM)
• Controller Area Network (CAN Bus) and LIN Bus diagnostics
• Lighting system diagnostics (Headlamps, taillamps, DRLs)
• Instrument cluster servicing (Standard and Supervision cluster options)
• Factory infotainment systems (Base Audio and Touchscreen Navigation options)
• Bluetooth hands-free and USB/Auxiliary port diagnostics
• Power windows, mirrors, and central door lock diagnostics

Air Conditioning and HVAC

• Climate control diagnostics
• Manual HVAC servicing
• Automatic climate control diagnostics (Dual-zone options)
• Air conditioning compressor replacement (Variable displacement compressor)
• Refrigerant servicing procedures (R-134a)
• Heater system repairs
• HVAC control module diagnostics

Body and Interior

• Coupe-specific interior trim removal and installation
• Front seat walk-in mechanism and rear seat access tracking repairs
• Dashboard and center console removal procedures
• Coupe elongated door, window regulator, and glass repairs
• Exterior body component servicing (Coupe bumpers, fenders, hood, trunk lid)
• Lighting repairs
• Central locking and keyless entry diagnostics (Proximity Key / Push Button Start)
• Power seat servicing and heated seat diagnostics
• Standard sunroof assembly and deflector servicing
• Airbag system repairs (Supplemental Restraint System with 6-airbag array)
• Occupant restraint system servicing and seatbelt pretensioners

Diagnostics and Troubleshooting

• Diagnostic Trouble Code (DTC) lookup
• Factory diagnostic workflows (Global Diagnostic System workflows)
• Scan tool procedures
• Live data interpretation
• Sensor testing specifications (MAP, Crank, Cam, Knock sensors)
• Component testing procedures
• Control module diagnostics
• Wiring connector identification
• Connector pinouts
• Calibration procedures (Steering angle sensor zero-point calibration)

Common Error Codes Covered

Engine Codes

• P0113 – Intake Air Temperature Sensor 1 Circuit High
• P0300 – Random/Multiple Cylinder Misfire Detected
• P0420 – Catalyst System Efficiency Below Threshold (Bank 1)
• P2096 – Post Catalyst Fuel Trim System Too Lean (Bank 1)
• P2227 – Barometric Pressure Circuit Range/Performance

Transmission Codes

• P0705 – Transmission Range Sensor Circuit Malfunction (PRNDL Input)
• P0741 – Torque Converter Clutch Circuit Performance or Stuck Off
• P0882 – TCM Power Input Signal Low

ABS and Chassis Codes

• C1202 – Wheel Speed Sensor Front-LH Invalid/No Signal
• C1611 – CAN Time-out ECM
• C2402 – Motor-Pump Malfunction (ABS/ESC Module)

Network Communication Codes

• U0100 – Lost Communication With ECM
• U0101 – Lost Communication With TCM
• U0140 – Lost Communication With Body Control Module

Body Control Codes

• B1603 – CAN Communication Error (BCM to Instrument Cluster)
• B2502 – Passenger Airbag Tell-Tale Indicator Error

Fuse Box Diagram

• Engine compartment fuse box (Main Engine Relay Box)
• Passenger compartment fuse panel (Driver-side lower dash)
• Smart Junction Block integrated circuits
• Fuse amperage ratings
• Relay locations
• Circuit identification
• Power distribution diagrams

Wiring Diagrams

• Engine management (1.8L MPI Nu)
• Charging and starting systems
• Exterior and interior lighting
• ABS/ESC module wiring
• HVAC and blower motor controls
• Airbag (SRS) deployment circuits
• Audio, Navigation, and antenna circuits
• Power windows and sunroof circuits

Serpentine Belt Routing Diagrams

• Serpentine belt routing diagrams (Single belt accessory drive)
• Auto-tensioner replacement procedures
• Belt tension inspection and specifications
• Replacement intervals

Torque Specifications

• Engine fasteners (Cylinder head bolts, main caps, rod journals)
• Spark plugs and coil fasteners
• Oil pan and oil drain plug
• Manual and automatic transaxle mounting bolts
• Suspension fasteners (Strut mounts, lower control arms, rear torsion beam pivots)
• Steering gear and outer tie rod ends
• Brake caliper guide pins and mounting brackets
• Wheel lugs
• Hub and bearing assembly bolts
• Exhaust manifold and downpipe nuts
• Hundreds of additional tightening specifications

This manual is ideal for:

• Professional automotive workshops
• Independent repair garages
• Mobile mechanics
• Automotive technicians
• Vehicle owners performing DIY repairs
• Automotive training institutions