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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Flex Steer. Repair procedures
Inspection 1. Check the audio remote control switch for resistance between terminals in each switch position. Switch Connector ...

Front Fog Lamps. Repair procedures
Inspection 1. Disconnect the negative(-) battery terminal. 2. Remove the lighting switch of the multi-function switch. (Refer to the multi ...

Battery recharging
Your vehicle has a maintenance-free, calcium-based battery. If the battery becomes discharged in a short time (because, for example, the headlights or interior lights were left on while the veh ...