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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Troubleshooting
Troubleshooting Problem Symptoms Table Use the table below to help you find the cause of the problem. The numbers indicate the priority of the like cause of the problem. Check each ...

Battery. Description and Operation
Description 1. The maintenance-free battery is, as the name implies, totally maintenance free and has no removable battery cell caps. 2. W ...

Key operations
(1) Master key (M) Used to start the engine, lock and unlock the doors, lock and unlock the glove box, and open the trunk. (2) Sub key (S) Used only to start the engine and lock and unlock the do ...