Bosch
Exhaust Temperature Sensor (New)

Bosch 0986259042 Exhaust Gas Temperature (EGT) Sensor

Brand Bosch 0986259042
Product Length 13.149606 in
Product line Exhaust Temperature Sensor (New)
Fits Audi and Volkswagen · 9 vehicles

Exhaust gas temperature sensor. Monitors exhaust heat for emission control systems.

Bosch engineering. Trusted sensor design from a leading automotive brand.

Cross-references 059906088CL for the same application. See all 1.

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Bosch Exhaust Gas Temperature Sensor

Bosch 0986259042 is an exhaust gas temperature (EGT) sensor for emission control systems that monitor exhaust heat before the turbocharger. It is listed for Audi Q7, Audi A6 Quattro, Audi A7 Quattro, Audi A8 Quattro, Audi Q5, and Volkswagen Touareg applications with front-of-turbocharger placement.

Key Features

  • Bosch Exhaust Temperature Sensor (New) for emission control service
  • Measures exhaust gas temperature in front of the turbocharger
  • Direct-fit application coverage for select Audi and Volkswagen models
  • Part number 0986259042 for accurate replacement matching
  • Cross-reference: 059906088CL for the same application
  • Product length: 13.149606 in

Application Details

This Bosch Exhaust Gas Temperature Sensor is built for vehicles that rely on precise exhaust temperature monitoring to support turbocharger and emissions management. It fits 2013-2015 Audi Q7, 2014 Audi A6 Quattro, 2014 Audi A7 Quattro, 2014 Audi A8 Quattro, 2014 Audi Q5, and 2013-2014 Volkswagen Touareg, with each application noted as in front of the turbocharger. Bosch 0986259042 is the correct replacement when the original sensor has failed or when the vehicle needs a direct OE-style match for exhaust temperature feedback.

What It Helps Address

  • Check engine lights related to exhaust temperature sensor faults
  • Incorrect exhaust temperature readings in the engine management system
  • Turbocharger protection strategy errors caused by sensor failure
  • Emission control monitoring issues tied to EGT signal loss
  • Driveability problems linked to inaccurate exhaust heat data

Installation Notes and Tips

Confirm the part number and vehicle build date before ordering, especially for 2014 Audi A6 Quattro, A7 Quattro, A8 Quattro, and Q5 applications listed through 03/2014. Install the sensor in the specified front-of-turbocharger location and verify connector routing and exhaust-side clearance during replacement. Use the vehicle service information for torque and adaptation procedures.

Quality Assurance

Bosch is a recognized OE supplier in automotive electronics and sensors, and this Exhaust Temperature Sensor is cataloged as a new replacement part for emission control service. Part number 0986259042 helps ensure the correct match for the listed Audi and Volkswagen applications.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2015AudiQ73.0LV6In front of the turbocharger; Exhaust Temperature Sensor (New)
2014AudiA6 Quattro3.0LV6In front of the turbocharger; To 03/2014; Exhaust Temperature Sensor (New)
2014AudiA7 Quattro3.0LV6In front of the turbocharger; To 03/2014; Exhaust Temperature Sensor (New)
2014AudiA8 Quattro3.0LV6In front of the turbocharger; To 03/2014; Exhaust Temperature Sensor (New)
2014AudiQ53.0LV6In front of the turbocharger; To 03/2014; Exhaust Temperature Sensor (New)
2014AudiQ73.0LV6In front of the turbocharger; Exhaust Temperature Sensor (New)
2014VolkswagenTouareg3.0LV6In front of the turbocharger; Exhaust Temperature Sensor (New)
2013AudiQ73.0LV6In front of the turbocharger; Exhaust Temperature Sensor (New)
2013VolkswagenTouareg3.0LV6In front of the turbocharger; Exhaust Temperature Sensor (New)
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
059906088CL