BMW 3 Series E90 E91 E92 325i N52N 218HP ECU Kit DME CAS3 Key 7567362 Manual

The BMW 3 Series E90 E91 E92 325i N52N 218HP ECU Kit DME CAS3 Key 7567362 Manual is a complete engine and immobilizer control kit designed for 3 Series models with the N52N 218HP engine and manual transmission. The kit includes the DME engine control unit, the CAS3 module, and a matched key, facilitating the restoration of proper powertrain electronics operation after a failure or engine replacement. This is a practical solution for workshops specializing in BMW and for users seeking a proven, compatible ECU set.

Specifications and technical data

• SKU: 7567362-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7567362
• Substitutable numbers: 12148613000 12147567362 12147567367 5WK90096 61356943814, 8613000 7567362 7567367 5WK90096 6943814
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Application in BMW 3 Series with N52N Engine

The presented ECU kit is intended for BMW 3 Series generations E90, E91, and E92 in the 325i version with the N52N 218HP engine. The integration of the DME controller with the CAS3 module and key ensures consistency in the security system and engine control logic, which is important when replacing a damaged controller or the entire engine electronics.

The set is configured for a manual transmission, ensuring that engine operating parameters, torque reduction strategy, and powertrain interaction are in line with factory specifications for this configuration.

Characteristics of the ECU DME + CAS3 + Key Kit

The kit includes three key components of the control and security system:

• the DME engine control unit responsible for managing the N52N engine's operation,
• the CAS3 module serving as the immobilizer and start authorization module,
• a key matched to the data stored in the CAS3 and DME.

This provides the user with a coherent electronics package that minimizes the need for zero-based programming and reduces repair time. In practice, this simplifies restoring vehicle start-up after damage to the original controller, immobilizer issues, or after an engine swap within the same engine family.

Benefits of Using an Original BMW Module

An original ECU kit for the BMW 3 Series ensures:

• compatibility with the vehicle's factory electrical architecture,
• proper interaction with the wiring harness, sensors, and other comfort and safety modules,
• the possibility of adaptation and coding using standard BMW service procedures.

For specialized workshops, this means a predictable installation and configuration process, and for the end-user, stable engine operation, correct start/stop function operation (if present in the specific configuration), and preservation of factory performance parameters.

Condition, Verification, and Service Purpose

The kit is a used part from a dismantled vehicle and is intended for reinstallation in a compatible vehicle. This type of complete ECU DME + CAS3 + Key kit is particularly useful in situations where electronics have been damaged due to overvoltage, flooding, or unsuccessful programming attempts. Compared to purchasing individual components, a ready-made kit simplifies maintaining data consistency within the security system.

To better understand how to effectively use used BMW electronic modules, check out the article on the long-term operation of iDrive systems and control modules in BMW 3 and 5 Series using parts from dismantling, where you'll find practical tips on diagnostics and installation.

Integration with Other Modules and Part Selection

As part of the Electronic Control Units and Controllers category, this ECU kit communicates with other vehicle controllers via communication buses, requiring compatibility in generation and equipment level. When selecting parts, it's worth paying attention to:

• engine type (in this case, N52N 218 HP),
• transmission type – here, manual version,
• body generation (E90, E91, E92) and equipment level.

For additional knowledge on selecting other drivetrain components, you can refer to the advice in the article on choosing used drive axles and differentials for various driving styles, which clarifies issues related to drivetrain configuration.