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Elantra 1 (1990-1995, petrol) Elantra 2 (1995-2000, petrol) Elantra 3 (2000-2006)
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  • Elantra
  • XD (2000-2006)
  • Power unit
  • Fuel system (gasoline)
  • Troubleshooting issues

Troubleshooting issues (Hyundai Elantra XD)

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When troubleshooting an engine, start by checking the operation and inspecting the main systems. If the engine is running poorly, has erratic idle speed or poor acceleration, check the following major systems:

1. Electrical power supply
  • Battery
  • Burn-through jumper
  • Fuse box

2. Connections to "mass"

3. Fuel supply
  • Fuel line
  • Fuel filter
  • Fuel pump

4. Ignition system
  • Spark plug
  • High voltage wires
  • Ignition coil

5. Emission control system
  • Crankcase ventilation system
  • Vacuum leak

6. Others
  • Setting the ignition timing
  • Idle speed

MFI system malfunctions are often caused by poor connections in the wiring harness connectors. Therefore, check that all connectors are securely connected.
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This article has been reviewed by: Konstantin Smirnov
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Elantra 3: Fuel system (gasoline)
Next

Technical data of the fuel system of gasoline engines
Checking the idle speed
Checking the fuel pump
Replacing the fuel filter
Replacing the overflow limiter (two-way valve)
Replacing the fuel level sensor
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Twin Cam Engine — Troubleshooting Hyundai Sonata 3 (1993-1998)
Troubleshooting the fuel injection control system Hyundai Santa Fe 2 (2007-2012, petrol)
General troubleshooting information Hyundai Tucson 1 (2005-2010)
Table 2.19. Troubleshooting the Fuel Supply System Hyundai Matrix (2001-2010, petrol)

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Elantra 3 (2000-2006) 
  • User manual
  • Control devices
  • Audio system
  • Starting the engine and driving
  • Faults en route
  • Maintenance and care
  • Technical information
  • Power unit
  • Gasoline engines
  • Diesel engines
  • Lubrication system
  • Cooling system
  • Fuel system (gasoline)
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  • Decreased toxicity
  • Ignition system
  • Transmission
  • Clutch
  • Mechanical gearbox
  • Automatic gearbox
  • Drive shafts and axles
  • Chassis
  • Car suspension
  • Steering
  • Brake system
  • Body
  • Exterior (external elements)
  • Interior (internal elements)
  • Air conditioning system
  • Electrical equipment
  • Equipment and devices
  • Headlights and lighting
  • Power devices
  • Electrical circuits
Elantra 2 (1995-2000, petrol) 
  • General information
  • Maintenance
  • Power unit
  • Engine repair
  • Cooling system
  • Intake and exhaust system
  • Fuel system
  • Transmission
  • Clutch
  • Manual gearbox
  • Automatic gearbox
  • Drive shafts and axles
  • Chassis
  • Front suspension
  • Rear suspension
  • Steering
  • Brake system
  • Body
  • Body elements
  • Electrical equipment
  • Equipment and devices
  • Electrical diagrams
Elantra 1 (1990-1995, petrol) 
  • General information
  • Introduction to the guide
  • Maintenance
  • Power unit
  • Minor engine repair
  • Engine overhaul
  • Lubrication system
  • Cooling system
  • Fuel injection system
  • Ignition system
  • Exhaust system
  • Transmission
  • Clutch
  • Manual gearbox
  • Automatic gearbox
  • Drive shafts
  • Chassis
  • Front suspension
  • Rear suspension
  • Steering
  • Wheels and tires
  • Troubleshooting
  • Brake system
  • Body
  • Body elements
  • Electrical equipment
  • Equipment and devices
  • Power devices
  • Heating and air conditioning
  • Electrical circuits
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