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          Bosch 0261231113 - Ignition Knock (Detonation) Sensor

          MPN: 0261231113
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $48.95
          In stock

          Product Overview

          The Bosch 0261231113 Ignition Knock (Detonation) Sensor is designed to accurately detect engine knock, ensuring optimal performance and efficiency in your vehicle. This high-quality sensor meets OE standards for reliability and fitment, making it a trusted choice for BMW models. With the Bosch brand backing it, you can expect precision engineering that enhances your vehicle's performance. Choose Bosch 0261231113 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bosch 0261231113 is equivalent to or replaces the following part numbers:

          Vehicle Compatibility

          • BMW 840Ci 1994-1995 4.0 V8
          • BMW 740iL 1996-1997 4.4 V8
          • BMW 840Ci 1996-1997 4.4 V8
          • BMW 540i 1997-1998 4.4 V8
          • BMW 740i 1997 4.4 V8

          This also fits other applications. Please use the vehicle selector tool to verify fitment.

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          Frequently Asked Questions

          What is the function of the Bosch 0261231113 Ignition Knock Sensor?

          The Bosch 0261231113 Ignition Knock Sensor detects engine knock, allowing the engine control unit to adjust ignition timing for optimal performance and fuel efficiency.

          How can I tell if my Ignition Knock Sensor is faulty?

          Common symptoms of a faulty Ignition Knock Sensor include poor engine performance, decreased fuel efficiency, and the illumination of the check engine light. If you experience these issues, consider replacing it with Bosch 0261231113.

          What diagnostic trouble codes (DTCs) are associated with the Ignition Knock Sensor?

          The following DTCs may be related to the Ignition Knock Sensor: P0325, P0326, P0327, P0328. If these codes appear, it may indicate an issue with the sensor.

          Is the Bosch 0261231113 a direct replacement for my vehicle?

          Yes, the Bosch 0261231113 is designed for specific BMW models, ensuring a factory-correct fit for optimal performance and reliability.

          Order Bosch 0261231113 today for a factory-correct replacement that restores safety and performance.

            • Newparts SKU
              4222354
            • Weight
              0.35 lbs
            • Dimensions (L x W x H)
              9.99 x 9.99 x 9.99 in
            • Manufacturer Part #
              0261231113
          • Brand
            Bosch
          • Manufacturer
            Bosch
          • MPN
            0261231113
          • Part Type
            Ignition Knock (Detonation) Sensor
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          1998BMW540iBase (4.4 V8 GAS)Notes: thru 08/97
          1997BMW540iBase (4.4 V8 GAS)Notes: thru 08/97
          1997BMW740iBase (4.4 V8 GAS)Notes: thru 08/97
          1997BMW740iLBase (4.4 V8 GAS)Notes: thru 08/97
          1997BMW840CiBase (4.4 V8 GAS)
          1996BMW740iLBase (4.4 V8 GAS)
          1996BMW840CiBase (4.4 V8 GAS)
          1995BMW840CiBase (4.0 V8 GAS)
          1994BMW840CiBase (4.0 V8 GAS)
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          We accept the following payment methods:

          Accepted payment methods

          Warranty Overview

          At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.


          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, use our Return Portal or contact support.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.



          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For full details, please see our complete Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions,  risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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