1. ECUs & Computer Modules Deals
  2. sku: 14936623583658603
  3. PORSCHE 99661860400

PORSCHE Key Ignition Immobilizer Ecu Engine Module Control 996-618-604-00 986 Unit

fits model: Boxster. make: Porsche.

99661860400 Porsche 986 Boxster Key Ignition Immobilizer Ecu Engine Module Control Unit Oem

( Type: Engine Control Unit ), ( Ipn: 996 618 604 00 ), ( Oe/oem Part Number: 996.618.604.00, 996.618.262.03, 996.618.262.01 ), ( Manufacturer Part Number: 99661860400 ), ( Material: Aluminum, Plastic ), ( Country Of Origin: Germany ), ( Placement On Vehicle: Front, Left, Rear )

Review PORSCHE 986 Key Ignition Immobilizer Ecu Engine Module Control Unit Oem fits BOXSTER

Introducing the Porsche 986 Boxster's 996.618.604.00 Key Ignition Immobilizer ECU Engine Module Control Unit, a sophisticated component of your vehicle's security and engine management system. This immobilizer module is a critical part of your keyless entry and engine starting system.

The 996.618.604.00 unit communicates with your Porsche's transponder key to grant or deny access to the vehicle based on the key's unique code. Once the correct key is detected, the system allows the engine to start, ensuring the security of your car against unauthorized access.

This control unit is designed with precision engineering and advanced technology to deliver reliable and efficient performance. It interacts with other vehicle systems, such as the powertrain control module, to manage various engine functions, including fuel injection, ignition timing, and emissions control.

The ECU also monitors engine parameters, such as knock sensors, crankshaft position, and camshaft position, to optimize engine performance and efficiency. If any issues are detected, the ECU can trigger warning lights and codes to alert the driver.

The Porsche 996.618.604.00 Key Ignition Immobilizer ECU Engine Module Control Unit is a crucial component of your Boxster's sophisticated engine management system. It ensures the security of your vehicle and optimizes engine performance for a thrilling driving experience. Replacing a faulty or damaged ECU with a genuine Porsche part can help maintain the integrity and reliability of your Boxster.

Pros and Cons of Buying a Porsche 996/Boxster Key Ignition Immoilizer ECU Engine Module Control Unit

The Porsche 996 and Boxster models, produced between 1997 and 2004, utilize an immobilizer system to enhance security. If your vehicle's key fob or immobilizer control unit (ECU) malfunctions, you might consider purchasing a replacement. In this analysis, we will discuss the advantages and disadvantages of buying a Porsche 996/Boxster key ignition immobilizer ECU engine module control unit.

Pros:

1. Enhanced Security: A new ECU module will ensure your vehicle's immobilizer system functions correctly, providing an additional layer of protection against theft.

2. Improved Reliability: By installing a new ECU module, you can address any issues related to the previous module, ensuring a more dependable and consistent performance.

3. Long-Term Savings: While the upfront cost may be significant, a new ECU module could potentially save you money in the long run by preventing the need for repeated repairs or replacement of other components due to the failing ECU.

Cons:

1. Cost: Replacing a Porsche 996/Boxster ECU module can be expensive, with prices ranging from several hundred to over a thousand dollars, depending on the supplier and the complexity of the repair.

2. Complexity: Installing a new ECU module requires a high level of expertise and specialized tools, which may necessitate the assistance of a professional mechanic or dealership.

3. Availability: OEM (original equipment manufacturer) ECU modules may be difficult to find for older models, necessitating the purchase of aftermarket alternatives, which may not offer the same level of compatibility or functionality.

Conclusion:

The decision to buy a Porsche 996/Boxster key ignition immobilizer ECU engine module control unit involves weighing the benefits of enhanced security, improved reliability, and potential long-term savings against the drawbacks of cost, complexity, and availability. For those who prioritize security and reliability, investing in a new ECU module may be a worthwhile investment. However, for those on a tighter budget or who prefer a more cost-effective solution, exploring alternative repair options, such as repairing the existing ECU or using aftermarket alternatives, may be advisable. Ultimately, it is essential to consider your unique circumstances and priorities when making this decision.

Recommendation:

If you decide to pursue the purchase of a new Porsche 996/Boxster key ignition immobilizer ECU engine module control unit, it is recommended that you research reliable and reputable suppliers or dealerships to ensure you receive a high-quality product. Additionally, consider obtaining quotes from multiple sources to compare prices and ensure you are getting a fair deal. Lastly, it is essential to ensure that the installation is carried out by a qualified professional to minimize the risk of complications or additional costs.

Details:

This listing is for a Porsche OEM ECU Kit. This Kit is in good working condition. This Kit includes the ECU, Immobilizer ONLY NO KEY. This was removed from a 2004 Boxster with Manual Transmission.

part #: 99661860400 prices

  • $296.25-$600.00

specifications ecusrush:

  • for models: Boxster
  • for makes: Porsche
  • type: Engine Control Unit
  • interchange part number: 996 618 604 00
  • oe/oem part number: 996.618.604.00, 996.618.262.03, 996.618.262.01
  • manufacturer part number: 99661860400
  • material: Aluminum, Plastic
  • country of origin: Germany
  • placement on vehicle: Front, Left, Rear

offer ecusrush:

  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • started: April 1, 2026

seller ecusrush:

  • rating: 99.1%
  • city: McAllen, Texas
  • # reviews: 109

payments ecusrush:

  • wallet: Apple-pay
  • other
  • credit card: Visa

general ecusrush:

  • condition: Used
  • Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > ECUs Computer Modules

shipping ecusrush:

  • transit: 5-10 Days
  • service: UPS Ground
  • class: Standard
  • carrier: UPS
  • cost: $17.00
  • type: Calculated

returns ecusrush:

  • policy: No Returns
for models: boxster, for makes: porsche, type: engine control unit, oe/oem part number: 996.618.604.00, 996.618.262.03, 996.618.262.01, country of origin: germany, placement on vehicle: front, left, rear,
category: auto parts > car truck parts accessories > starters, alternators, ecus wiring > ecus computer modules, material: aluminum, plastic, sku: 14936623583658603,

Porsche 99661860400 Is Similar To:

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5 offers $296.25–$600.00 USD
  • Used. Offer #1 priced at $296.25 + $0.00 delivery = $296.25* total. Mileage: 99538. Manufacturer Part Number: .FREE SHIPPING
  • Used. Offer #2 priced at $540.00 + $21.18 delivery = $561.18* total. +$21.18 shipping
  • Used. Offer #3 priced at $600.00 + $21.18 delivery = $621.18* total. +$21.18 shipping
  • Used. Offer #4 priced at $1200.00 + $50.00 delivery = $1250.00* total. Includes ECU. WILL FIT FOR 2003-2004 PORSCHE BOXSTER S 986 CONVERTIBLE 3.2L M/T.+$50.00 shipping
  • Used. Offer #5 priced at $329.17 + $0.00 delivery = $329.17* total. Storage Location: U941 Model: Boxster S.FREE SHIPPING

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