Ford Transit Focus Mk3 1.5 TDCI Diesel Exhaust Temperature Sensor 6M51-12B591-CA

Ford Transit Focus Mk3 1.5 TDCI Diesel Exhaust Temperature Sensor is a component from the Lambda probes and O2 sensors category, designed for diesel engines. It is responsible for the precise measurement of exhaust gas temperature, which supports the proper operation of the exhaust system and the engine control strategy in Ford vehicles with Diesel engines.

Specifications and technical data

• SKU: 6M51-12B591-CA
• Mark: Ford
• Condition: Used
• OEM Part Number: 6M51-12B591-CA
• Substitutable numbers: 6M51-12B591-CA, 6M5112B591CA
• Fuel type: Diesel
• Category: Oxygen Sensors

The role of the exhaust temperature sensor in a diesel engine

The exhaust temperature sensor in a diesel engine monitors thermal conditions in the exhaust system and transmits a signal to the engine control unit. This makes it possible to maintain stable engine operating parameters, control thermal loads, and properly manage processes within the exhaust system. A properly functioning component of this type helps reduce the risk of component overheating and supports the maintenance of correct engine operating parameters.

Benefits of using an original Ford sensor

Using an exhaust temperature sensor dedicated to a specific Ford application allows for consistency with the factory operating characteristics. Proper matching to the controller and electrical installation translates into a stable signal reading and predictable engine reactions. For the user, this means more repeatable performance, better engine refinement, and a reduction in the risk of errors related to incorrect exhaust temperature measurement.

Product characteristics and application

The presented exhaust temperature sensor is intended for Ford vehicles with a 1.5 TDCI engine, such as the Transit and Focus Mk3, powered by Diesel fuel. It belongs to the group of measuring elements in the exhaust system that work with the engine's control electronics. Proper selection of this component based on the manufacturer's markings and the engine type is crucial for maintaining the correct functionality of the entire system.

Condition of the item and installation aspects

The offered sensor is a used part, which allows for an economical replacement while maintaining compliance with factory specifications. Before installation, it is recommended to verify the electrical wiring and the socket for any mechanical damage or signs of corrosion. A properly selected and installed sensor can restore correct exhaust temperature readings and eliminate errors related to incorrect readings in the engine control unit.

Support in selection and additional information

When selecting an exhaust temperature sensor, it is worth using the manufacturer's markings and vehicle data to ensure full compatibility with the specific version of the engine and exhaust system. In case of doubts regarding fitment, information about part numbers and interchangeable numbers assigned to this model can be helpful.

If you are planning a comprehensive repair or upgrade of the exhaust system area in your Ford and need other elements from the same group, such as additional temperature sensors, probes, or measuring elements, check the available parts in the Ford Lambda probes and O2 sensors category.

More practical tips on choosing and installing used sensors and electronic modules can be found in our guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.