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Knock sensor for Mercedes-Benz C-Class W203 (2000–2007) with the 2.4L naturally aspirated engine. This sensor detects engine knock and allows the control unit to adjust ignition timing for optimal performance and protection. Removed from a donor vehicle. Match OEM codes 0031538628, 0031538628J, or KS0001 against your original unit before ordering to ensure proper fitment.
Knock sensor for Mercedes-Benz C-Class W203 (2000–2007) with the 2.4L naturally aspirated engine. This sensor detects engine knock and allows the control unit to adjust ignition timing for optimal performance and protection. Removed from a donor vehicle. Match OEM codes 0031538628, 0031538628J, or KS0001 against your original unit before ordering to ensure proper fitment.