Ford Galaxy Mk2 Mondeo Mk4 Boost Pressure MAP Sensor 6G91-12T551-AB

Ford Galaxy Mk2 Mondeo Mk4 Boost Pressure MAP Sensor is a component from the Engine sensors and switches group, responsible for precise pressure measurement in the intake system of diesel engines. A properly functioning MAP sensor allows the engine control unit to accurately determine the fuel dose and injection timing, which translates into stable engine operation, better dynamics, and reduced smoke emissions. This model is designed for Ford vehicles with diesel engines, particularly for the popular Galaxy Mk2 and Mondeo Mk4 models.

Specifications and technical data

• SKU: 2248108
• Mark: Ford
• Condition: Used
• OEM Part Number: 2248108
• Substitutable numbers: 6G91-12T551-AB, 6G9112T551AB, 2248108
• Fuel type: Diesel
• Part type: Sensor
• Category: Engine Sensors & Switches

Function of the MAP sensor in a Ford diesel engine

The boost pressure MAP sensor in Ford diesel engines is responsible for measuring air pressure in the intake manifold, both during boosted operation and under no-load conditions. Based on the signal from this component, the engine control unit calculates the amount of air entering the cylinders and then adjusts the fuel dose, which is crucial for smooth operation, performance, and exhaust emission levels.

In vehicles such as the Galaxy Mk2 and Mondeo Mk4, a properly functioning MAP sensor helps reduce problems typical for diesel units, such as power loss, increased fuel consumption, or entering limp mode. A stable signal from the sensor also supports correct cooperation with the turbocharger and the exhaust gas recirculation system.

Compatibility and fit for Ford Galaxy Mk2 and Mondeo Mk4

The presented sensor has been designed for use in diesel engines used in the Ford Galaxy Mk2 and Ford Mondeo Mk4, which ensures proper electrical and mechanical fitment. The appropriate connection socket and body shape facilitate installation in the factory location without the need for any wiring modifications.

Because this is a component from the Engine sensors and switches group dedicated to the Ford brand, consistency of operating parameters with the original engine control unit is maintained. In practice, this means predictable engine behavior after replacement and no need for additional programming, provided the installation is performed in place of a factory sensor of the same type.

Benefits of using a functional boost pressure sensor

Replacing a faulty MAP sensor with the correct unit for a Ford Galaxy Mk2 or Mondeo Mk4 brings a number of practical benefits in the daily operation of a diesel-powered car:

• more predictable throttle response and smoother acceleration,
• reduced risk of entering limp mode under higher loads,
• potential improvement in fuel economy due to more accurate dosing,
• better cooperation with the turbocharger and boost control system,
• reduced smoke emissions during rapid acceleration.

For diesel engines where precise mixture control is essential, a functional boost pressure sensor is one of the key elements affecting driving comfort and engine durability.

Condition, origin, and service application

The offered sensor is a used part, which in practice means the possibility of an economical repair of the intake system while maintaining compliance with Ford's factory solutions. This type of part works well both for typical maintenance replacement and for diagnosing boost-related problems when it is necessary to eliminate errors associated with incorrect pressure readings.

Choosing a used sensor from the dedicated Engine sensors and switches group allows you to maintain the consistency of engine operating parameters, which is particularly important in modern diesel units sensitive to the quality of signals from auxiliary equipment.

The exhaust gas recirculation system in diesel engines works in conjunction with the boost system, so it is worth considering the condition of the EGR valve during comprehensive diagnostics. You can find more practical information on this topic in the article EGR: what it is and why it is worth considering used EGR valves, which discusses the relationships between exhaust gas recirculation, emissions, and engine efficiency.

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other components from the same group, such as temperature sensors, pressure switches, or additional control sensors, check out the available parts in the Ford engine sensors and switches category.