Mercedes-Benz ML430 won't start due to faulty ignition key ring on Mercedes-Benz ML430

Some Mercedes-Benz ML430 owners report experiencing starting issues attributed to a faulty ignition key ring, with potential causes including a defective key and a dead or dying battery. Additionally, some owners have identified a failed Electronic Ignition Switch (EIS) as a contributing factor. Problems with the shifter module or a malfunctioning steering wheel module may also lead to difficulties in starting the vehicle. Furthermore, a faulty relay could prevent the necessary power from reaching the starter motor, despite it being in good condition. Issues with the key fob or ignition switch have also been noted as potential barriers to starting the Mercedes-Benz ML430. It is crucial for owners facing these challenges to diagnose and resolve these issues promptly.