This O2 Oxygen Sensor Lambda for Ford may be used as a pre-cat or post-cat sensor depending on your vehicle's configuration. Simple installation, it is designed to replace OEM parts BA9F472A, 5W6Z9G444BA, BE5Z9G444A

 

Compatibility fits for Ford vehicles that use one of the following OEM part numbers: BA9F472A, 5W6Z9G444BA, BE5Z9G444A, BOSCH part number 0258986603

IMPORTANT NOTE:

• This sensor is designed to replace units compatible with the listed OEM numbers, some OEM numbers may refer to either upstream (pre-cat) or downstream (post-cat) sensors depending on vehicle configuration.
• Please refer to your original part number or consult with your installer to confirm whether it's suitable for pre-cat or post-cat use in your vehicle.
• We do not specify sensor position (pre / post-cat) — this must be verified on your end

 

Features:

• Simple installation, Plug & Play fast response
• It can improve engine efficiency performance and fuel economy, reduce CO2 and other emissions
• Stable characteristics and high reliability
• Manufactured to strict engineering quality and standards
• Ensure maximum strength and durability for long-term use

 

Specification：

• Matching plug: CPS-085
• Electrical connection: OE plug
• Number of pins/wires: 4
• Thread: M18 x 1.5

 

How to replace Oxygen Sensor O2 Lambda Probe

• Step 1: Let the engine cool before attempting to remove a sensor
• Step 2: Jack up the vehicle if you need to reach a sensor under it
• Step 3: Locate the oxygen sensor underneath the hood or vehicle
• Step 4: Disconnect the electrical connection to the oxygen sensor
• Step 5: Spray some penetrating oil onto the sensor to loosen it
• Step 6: Unscrew the oxygen sensor using a ratchet wrench
• Step 7: Select a new oxygen sensor that is the same as the old one
• Step 8: Add a small amount of anti-seize to the new sensor
• Step 9: Turn the sensor clockwise to secure it on the exhaust line
• Step 10: Plug the electrical connector back into the vehicle
• Step 11: Start the car to see if the problem is fixed

Note: When replacing multiple O2 sensors, be sure to match each one by OEM number and position (upstream / downstream) based on your vehicle’s setup.

 

Package Included: Oxygen Sensor O2 Lambda Probe