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          Bosch 0261210143 - Engine Crankshaft Position Sensor

          MPN: 0261210143
          The Bosch 0261210143 Crankshaft Position Sensor monitors your engine's position and speed, ensuring optimal ignition timing for improved performance. Designed for select Audi models.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $17.04
          In stock

          Product Overview

          The Bosch 0261210143 Engine Crankshaft Position Sensor is an essential component for maintaining the performance of your Audi. Engineered to OEM standards, this sensor accurately monitors the position and rotational speed of the crankshaft, allowing the Engine Control Unit (ECU) to optimize ignition timing and fuel injection. Designed for perfect fitment in Audi vehicles, the Bosch 0261210143 ensures reliable operation and longevity. Choose Bosch 0261210143 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bosch 0261210143 is equivalent to or replaces the following part numbers: 077905381E.

          Vehicle Compatibility

          • Audi A8 3.7 V8 (1997–1999)
          • Audi A8 Quattro 4.2 V8 (1997–1999)

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

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the Bosch 0261210143 Engine Crankshaft Position Sensor do?

          The Bosch 0261210143 monitors the position and rotational speed of the crankshaft, allowing the ECU to manage ignition timing and fuel injection effectively. It is crucial for the overall performance and efficiency of your engine.

          How do I know if my Engine Crankshaft Position Sensor needs replacement?

          Common symptoms of a failing crankshaft position sensor include difficulty starting the engine, intermittent stalling, and poor acceleration. If your vehicle starts only after cooling down, it may indicate a defective sensor.

          Can I install the Bosch 0261210143 myself?

          Yes, you can install the Bosch 0261210143 yourself if you have basic automotive knowledge. However, ensure that you follow safety precautions and consult your vehicle's manual for specific installation instructions.

          What are the symptoms of a faulty Engine Crankshaft Position Sensor?

          Symptoms of a faulty crankshaft position sensor can include no-start conditions, engine stalling, and poor acceleration. If you suspect an issue, it is advisable to consult professional repair documentation or experts for diagnosis, as specific DTCs may vary by vehicle model.

          Why should I choose Bosch for my Engine Crankshaft Position Sensor needs?

          Bosch is a trusted brand known for quality and reliability in automotive parts. Order Bosch 0261210143 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              244365
            • Weight
              0.1455 lbs
            • Dimensions (L x W x H)
              3.8976 x 1.5354 x 2.7165 in
            • Barcode
              03165143219126
            • Manufacturer Part #
              0261210143
          • Brand
            Bosch
          • Manufacturer
            Bosch
          • MPN
            0261210143
          • Part Type
            Engine Crankshaft Position Sensor
          • OE Part Numbers
            077905381E
          • Features
            Connector Gender : Male
            Connector Quantity : 1
            Connector Shape : Rectangular
            Grade Type : Regular
            Mounting Bracket Included : No
            Mounting Hardware Included : No
            Mounting Hole Quantity : 1
            Pulley Included : No
            Solenoid Included : No
            Terminal Gender : Male
            Terminal Quantity : 3
            Terminal Type : Blade
            Wiring Harness Included : Yes
            Wiring Harness Length : 420
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          1998AudiA8Base (3.7 V8 GAS)Notes: Actual OE Part
          1998AudiA8 QuattroBase (4.2 V8 GAS)Notes: Actual OE Part
          1999AudiA8Base (3.7 V8 GAS)Notes: Actual OE Part
          1999AudiA8 QuattroBase (4.2 V8 GAS)Notes: Actual OE Part
          1997AudiA8 QuattroBase (4.2 V8 GAS)Notes: Actual OE Part
          1997AudiA8Base (3.7 V8 GAS)Notes: Actual OE Part
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          Warranty Overview

          At eEuroparts, 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, contact customer support via Chat or Contact Us.

          • 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 complete details, please see our full 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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