Bosch 0261230252 Original Equipment Boost Pressure/Manifold Absolute Pressure

BOSCH 0261230252 – Original Equipment Boost Pressure / Manifold Absolute Pressure (MAP) Sensor is a precision-engineered component designed to deliver accurate pressure readings within the intake manifold of modern internal combustion engines.

Key Functional Characteristics

• High-Accuracy Measurement: Provides real-time, high-resolution data on boost and absolute pressures, enabling optimal engine calibration.
• Wide Operating Range: Capable of handling the full spectrum of pressure variations encountered in turbocharged and naturally aspirated engines.
• Robust Construction: Built with durable materials that resist heat, vibration, and chemical exposure typical of automotive environments.
• Compact Design: Small footprint allows seamless integration into tight engine bay spaces without compromising airflow or maintenance access.

Engine Compatibility Overview

The sensor is engineered to fit a broad array of vehicle platforms, ensuring reliable performance across multiple manufacturers and model years. Notable compatibility includes:

• BMW 1 Series (F20/F21/F30/F31) – Models from 2010 onward.
• Mini Cooper & Countryman – 2011‑2016 variants, including Cooper R58/R56 and Cooper S models.
• Citroën DS Series (DS3, DS4, DS5) – From 2010 through 2019, covering both THP and standard engines.
• Peugeot 208, 3008, 308 – Turbocharged 1.6 L units from 2012 to present.
• Opel Grandland X & other Opel models – Equipped with turbocharging systems compatible with MAP sensing.
• Mercedes‑Benz S‑Class (2021‑2025) – High-performance variants requiring precise boost monitoring.

Installation and Integration

The sensor connects via a standard 3‑wire or 4‑wire harness, depending on the vehicle’s ECU architecture. Installation steps typically involve:

1. Removal of the existing MAP sensor – Carefully disconnect electrical connectors and unscrew mounting bolts.
2. Alignment of the new sensor – Ensure proper orientation to avoid misreading pressure values.
3. Secure fastening – Tighten bolts to manufacturer specifications to prevent leaks or movement.
4. Reconnection of wiring harness – Verify continuity and correct pin assignments before finalizing the installation.

Performance Benefits

• Enhanced Engine Efficiency: Accurate pressure data allows the ECU to adjust fuel injection, ignition timing, and boost levels for optimal combustion.
• Improved Emissions Control: Precise MAP readings help maintain lean-burn conditions where appropriate, reducing NOx and CO₂ outputs.
• Reliability Under Stress: The sensor’s robust design ensures consistent operation even under high boost pressures or extreme temperatures.

Quality Assurance & Compliance

The BOSCH 0261230252 is manufactured to OEM specifications, guaranteeing compatibility with original vehicle systems. It undergoes rigorous testing for:

• Electrical Integrity: Resistance to electrical noise and signal degradation.
Thermal Stability: Ability to maintain accuracy across temperature swings typical of engine operation.
• Mechanical Durability: Resistance to vibration, shock, and mechanical wear over extended service life.

Conclusion

The BOSCH 0261230252 MAP sensor represents a critical component for modern engine management systems. Its precision, durability, and wide compatibility make it an essential upgrade or replacement part for vehicles requiring reliable boost pressure monitoring. By integrating this sensor, automotive technicians can ensure optimal engine performance, fuel efficiency, and emissions compliance across a diverse range of models.