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    Knock Sensor

    Product number: AS4612
    ART: AS4612 / EAN: 4048488043450

    AUTLOG
    Advised products
    Price incl. vat.
    € 13,46
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    Leverdatum: 03-05-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    ALFA ROMEO ALFA ROMEO
    CITROËN CITROËN
    DAEWOO DAEWOO
    FIAT FIAT
    LANCIA LANCIA
    MERCEDES-BENZ MERCEDES-BENZ
    OPEL OPEL
    PEUGEOT PEUGEOT
    SSANGYONG SSANGYONG
    Manufacturer Productnumber
    FIAT 55353316
    FIAT 9617756080
    FIAT 9638423480
    MERCEDES-BENZ 0031538928
    MERCEDES-BENZ 0041534628
    MERCEDES-BENZ 0041539028
    MERCEDES-BENZ 0061533628
    MERCEDES-BENZ A0031538928
    MERCEDES-BENZ A0041534628
    MERCEDES-BENZ A0041539028
    MERCEDES-BENZ A0061533628
    OPEL 06235703
    OPEL 55353316
    OPEL 6235703
    SSANGYONG 0031538928
    SSANGYONG 1611533028
    CHRYSLER 05033316AB
    CHRYSLER 5033316AA
    CHRYSLER 5033316AB
    CHRYSLER 56028563AA
    DODGE 5033316AA
    JEEP 5033316AA
    VAUXHALL 55353316
    CITROËN/PEUGEOT 594623
    CITROËN/PEUGEOT 96177560
    CITROËN/PEUGEOT 96384234
    CITROËN/PEUGEOT 9638423480
    Usage numbers
    AS4612
    4
    04849E+12
    ATAS4612

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    Knock Sensor

    The Knock Sensor (AS4612) detects engine knock and helps the ECU optimize ignition timing. Replacing a faulty sensor improves performance, efficiency, and engine protection. Use Porza’s smart search to find the correct sensor.

    FAQ

    Use our vehicle compatibility checker or enter your car’s make, model, and year to confirm fitment. If you’re unsure, contact our support team for assistance. Or, for extra peace of mind, purchase our 100% Fitment Guarantee service at checkout.

    While some parts are DIY-friendly, others may require professional installation. Check the product manual or consult a mechanic if unsure.

    Most installations only require basic tools, but some may need specialty tools. Check the product details or installation guide for recommendations.

    We offer both OEM and high-quality aftermarket parts. Each product listing specifies whether it's OEM or aftermarket.

    The materials vary by product but are always designed for durability and performance. Check the product details for specific material information.

    Most orders are processed within 24 hours and delivered within 2-5 business days. Expedited shipping options are also available at checkout.

    We accept returns within 30 days of delivery, provided the item is unused and in its original packaging. Visit our Returns page for more details.

    Yes! Most of our parts include a manufacturer warranty. Check the product details for specific coverage information.

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