Ford Fiesta Mk7 MAP Pressure Sensor Intake Manifold Unit 1.0 GTDi BV61-9F479-AA

The Ford Fiesta Mk7 MAP Manifold Pressure Sensor 1.0 GTDi is a component from the air and fuel intake sensors category, designed for precise measurement of intake manifold pressure in 1.0 GTDi engines. It enables proper fuel system operation, stable fuel dose regulation, and correct engine control across the full load range.

Specifications and technical data

• SKU: BV61-9F479-AA
• Mark: Ford
• Condition: Used
• OEM Part Number: BV61-9F479-AA
• Substitutable numbers: BV61-9F479-AA, BV619F479AA
• Part type: Emission Vacuum Switch
• Category: Air Intake & Fuel Sensors

Role of the MAP Sensor in the 1.0 GTDi Engine

The MAP manifold pressure sensor in the Ford Fiesta Mk7 is responsible for measuring the air pressure in the intake manifold and transmitting this data to the engine control unit (ECU). Based on the sensor's signal, the ECU determines the fuel dose, ignition timing, and boost strategy, which affects:

• stable idle operation and during acceleration,
• correct throttle response across the entire RPM range,
• maintaining optimal mixture composition in urban and highway conditions.

A functional MAP sensor is crucial for 1.0 GTDi engines, where accurate pressure measurement directly translates to smooth operation, dynamics, and fuel consumption.

Application and Fitment in the Intake System

The Ford Fiesta Mk7 MAP Manifold Pressure Sensor 1.0 GTDi is designed to work with the factory intake system and Ford engine control unit. This ensures:

• compatibility with the original wiring harness and vehicle installation connector,
• accurate signal characteristic mapping required by the engine control unit,
• stable operation under typical operating conditions (variable loads, different ambient temperatures).

The availability of dedicated replacement part numbers allows for easier identification of the part in service catalogs and selection of the correct sensor for a specific fuel system configuration.

Benefits of Using an Original Ford Sensor

Choosing a component from the Ford air and fuel intake sensors group ensures consistency with the vehicle's factory specifications. Key advantages include:

• maintaining factory engine operating parameters without the need for software adaptation or modification,
• appropriate measurement characteristics tailored to the 1.0 GTDi engine,
• predictable fuel system behavior under changes in load and boost pressure.

This precise fitment reduces the risk of diagnostic errors, rough engine running, or increased fuel consumption, which often occur when using random aftermarket replacements with unsuitable characteristics.

Condition, Origin, and Economic Aspect

The offered sensor belongs to the group of used automotive electronics, which significantly reduces repair costs compared to new components, while maintaining functionality consistent with the manufacturer's specifications. For many Ford Fiesta Mk7 owners, this represents a sensible compromise between quality and service budget.

If you want to better understand how to safely select and install used modules and sensors, it's worth checking out the Global Parts guide: used automotive electronics – second-hand ECU modules and sensors. There you will find practical tips on selection by OEM numbers, compatibility issues, and installation.

Selecting Other Ford Air and Fuel Intake Sensors

If you are looking for other air and fuel intake sensors for Ford, use the dedicated subpage where you will find a wide range of components tailored for various models of this brand: Ford air and fuel intake sensors. This will allow you to easily compare available solutions and select the right component for your fuel system.