Bosch 13019 Oxygen Sensor - Upstream

Bosch 13019 Oxygen Sensor for Audi 4000

Bosch Actual OE Oxygen Sensor 13019 is an upstream emission control sensor for select 1985-1987 Audi 4000 applications. It is built for direct-fit replacement use where accurate exhaust oxygen feedback is required for engine management and emissions performance.

Key Features

• Actual OE Oxygen Sensor from Bosch
• Upstream position for exhaust gas monitoring
• Direct-fit application for select Audi 4000 models
• Part number 13019 for easy identification
• Emission control sensor for fuel system feedback

Detailed Description

Bosch 13019 is an Actual OE Oxygen Sensor for 1985-1987 Audi 4000, upstream. Bosch’s Actual OE line is positioned as an OE-style replacement solution for vehicles that require factory-type sensor performance and fitment. This part number 13019 is listed for the upstream location on the Audi 4000, helping maintain proper exhaust monitoring for the engine control system.

Compatible With 1985-1987 Audi 4000, upstream. This part cross-references no additional part numbers in the provided data.

What It Helps Address

• Check engine light related to oxygen sensor faults
• Incorrect air-fuel mixture readings
• Reduced fuel control accuracy from a worn upstream sensor
• Emissions test failures tied to sensor performance
• Rough idle or drivability issues linked to exhaust feedback errors

Installation Notes and Tips

Install in the upstream sensor location specified for the vehicle. Verify connector style, thread condition, and exhaust bung condition before installation. Use the vehicle’s service information to confirm the correct sensor location and torque specification for the Audi 4000 application.

Quality Assurance

Bosch Actual OE Oxygen Sensor 13019 is part of Bosch’s OE-focused replacement line, built for direct-fit service on the listed Audi 4000 applications.