Beck Arnley 158-1599 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for OE-Style Repair

Beck Arnley 158-1599 is an engine coolant temperature sensor built to meet foreign nameplate OE specifications for form, fit, and function. It is a direct-fit choice for Audi and Volkswagen cooling system repairs where accurate coolant temperature input matters for drivability and engine management.

Compatible with select Audi A4 allroad, A4 Quattro, A5 Sportback, A6 Quattro, A7 Sportback, e-tron Quattro, e-tron Sportback, Q5, Q5 PHEV, SQ7, and SQ8 applications, as well as Volkswagen Jetta, Passat, Beetle, and GTI models.

Key Features

• OE-spec replacement sensor for coolant temperature monitoring
• Built for foreign nameplate applications requiring precise form and fit
• Supports accurate engine temperature signal delivery to the vehicle control system
• Beck Arnley 158-1599 for select Audi and Volkswagen cooling system repairs
• Fits 2013-2021 Volkswagen and Audi applications listed in the fitment data

Detailed Description

Beck Arnley 158-1599 is an engine coolant temperature sensor for vehicles that rely on accurate coolant temperature feedback for fuel control, cooling fan operation, and dashboard temperature reporting. Beck Arnley sources parts to OE specifications so the replacement matches the original application requirements with confidence. This part number is used across multiple Audi and Volkswagen platforms, including 2021 Audi A4 allroad, 2021 Audi A4 Quattro, 2019-2021 Audi A6 Quattro, 2018-2021 Audi Q5, 2014-2021 Volkswagen Jetta, and 2015-2019 Volkswagen GTI.

This part cross-references no listed interchange numbers in the provided data.

What It Helps Address

• Incorrect coolant temperature readings
• Illuminated engine warning lights related to temperature signal faults
• Cooling fan behavior tied to inaccurate sensor input
• Hard starting, rough running, or fuel control issues caused by bad temperature data
• Temperature gauge or engine management inconsistencies

Installation Notes and Tips

Verify the connector style, sensor location, and engine application before installation. On Volkswagen applications, the fitment notes specify engine location for Jetta, Passat, Beetle, and GTI models, including Beetle coverage to 5/13/18 for 2018-2019 vehicles. Confirm the vehicle year and model exactly against the fitment list before ordering.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. Product specialists work with global sourcing partners to help ensure the correct replacement part is selected for the application.