Beck Arnley 158-1702 Air Charge Temperature Sensor

Air Charge Temperature Sensor for BMW Diesel Applications

Beck Arnley 158-1702 is an air charge temperature sensor built for foreign nameplate OE specifications for form, fit, and function. It is a direct-fit replacement for select BMW diesel models, including 328d, 535d, X3, X5, and related applications.

• Air charge temperature sensor for intake air temperature monitoring
• 6 air ports for the specified application
• 2 blade terminals for factory-style electrical connection
• OE-style fitment for select BMW diesel engine management systems
• Beck Arnley part number 158-1702 for application matching

Detailed Product Information

Beck Arnley 158-1702 is engineered to match the form, fit, and function expected in foreign nameplate applications. As an air charge temperature sensor, it helps the engine control system read incoming air temperature so fueling and boost-related calculations can stay within the expected range. This matters on BMW diesel platforms where accurate sensor input supports consistent drivability and engine management performance. The part number 158-1702 is listed for select BMW 328d, 328d xDrive, 535d, 535d xDrive, 540d xDrive, 740Ld xDrive, X3, X5, and 335d applications.

Beck Arnley sources parts through global partners to meet OE specifications for foreign vehicles. This makes 158-1702 a practical choice when replacing a worn or faulty air charge temperature sensor on BMW diesel models.

Compatible With BMW Diesel Models

• Fits 2014-2018 BMW 328d, N/A
• Fits 2014-2018 BMW 328d xDrive, N/A
• Fits 2018 BMW 540d xDrive, N/A
• Fits 2009-2018 BMW X5, N/A
• Fits 2015-2017 BMW X3, N/A
• Fits 2014-2016 BMW 535d, N/A
• Fits 2014-2016 BMW 535d xDrive, N/A
• Fits 2015 BMW 740Ld xDrive, N/A
• Fits 2009-2011 BMW 335d, N/A

What This Sensor Helps Address

• Incorrect intake air temperature readings
• Check engine light concerns related to sensor input
• Rough idle or inconsistent engine response tied to air charge data
• Fueling or boost control issues caused by inaccurate temperature signals
• Hard starting or drivability complaints on BMW diesel applications

Installation Notes and Tips

Verify connector style, terminal count, and air port configuration before installation. This sensor uses a 2-blade terminal layout and is intended for the listed BMW diesel fitments only. Confirm the vehicle application by year and model, then compare the original sensor to Beck Arnley 158-1702 before replacement.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. That OE-focused approach supports confident replacement selection for BMW diesel maintenance and repair.