Hyundai Sonata: Immobilizer System - Body Electrical SystemHyundai Sonata: Immobilizer System

Auto Light Sensor. Repair procedures
Inspection In the state of IGN1 ON, when multi function switch module detects auto light switch on, tail lamp relay output and head lamp low relay output are controlled according to auto lig ...

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Explanation of scheduled maintenance items
Engine oil and filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the car is being driven in severe conditions, more frequent oil and fi ...

Impact sensing door unlock system (if equipped)
All doors will be automatically unlocked when the impact is delivered to impact sensors while the ignition switch is ON. However, the doors may not be unlocked if mechanical problems occur with th ...

Fuel Pressure Control Valve. Troubleshooting
Signal Waveform ...