Bosch
Exhaust Gas Temperature (EGT) Sensor

Bosch 0986259207 Exhaust Gas Temperature (EGT) Sensor - Before SCR Catalyst

Brand Bosch 0986259207
Position Before SCR Catalyst
Terminal Type Blade
Connector Shape Rectangle
Terminal Quantity 2
Connector Gender Male
Terminal Gender Male
Automotive Item Weight (lbs) 0.121254 lb
Product line Exhaust Gas Temperature (EGT) Sensor
Fits Audi · 3 vehicles

OE-standard validation. Built for reliable performance under extreme thermal loads.

Heat-resistant materials. Engineered for long service life in demanding conditions.

Real-time monitoring. Provides accurate exhaust temperature data for critical control.

Cross-references 4H0906088F for the same application. See all 1.

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Bosch EGT Sensor for Audi Q7

The Bosch Exhaust Gas Temperature (EGT) Sensor, part number 0986259207, provides direct exhaust temperature feedback to the engine control unit. It is built for accurate monitoring in high-heat emission control systems and is compatible with 2013-2015 Audi Q7 models before the SCR catalyst.

Key Features

  • Measures exhaust gas temperature in real time for ECU input
  • Supports protection of turbos, catalytic converters, DPFs, and SCR components
  • Helps the system trigger regeneration events at the correct time
  • Built with heat-resistant materials for demanding exhaust environments
  • Validated to OE standards for fit and performance
  • Blade terminal design with 2 terminals, rectangular male connector, and male terminal ends

Product Details

Bosch’s Exhaust Gas Temperature Sensor line focuses on precise thermal monitoring for modern diesel aftertreatment systems. On the Audi Q7, this sensor helps the ECU track exhaust heat before the SCR catalyst so it can manage dosing strategy and regeneration timing with the correct temperature data. If you are replacing a Bosch 0986259207 sensor on a 2013, 2014, or 2015 Audi Q7, this OE-style part is built for the application and the operating conditions found in emission control systems.

This part cross-references Audi/VW OE number 4H0906088F for the same application.

What It Helps Address

  • Fault codes related to exhaust temperature sensor performance
  • Incorrect regeneration timing in the aftertreatment system
  • Reduced protection for turbocharger and exhaust components
  • Inaccurate ECU temperature readings before the SCR catalyst
  • Emission control system drivability issues tied to thermal monitoring

Installation Notes and Tips

Install the sensor in the before-SCR-catalyst location specified for the vehicle. Confirm connector shape, terminal count, and terminal style match the original unit before installation. After replacement, clear any stored diagnostic trouble codes and verify the system reads exhaust temperature correctly during operation.

Quality Assurance

Bosch manufactures this EGT sensor to OE standards using robust, heat-resistant materials for long service life in extreme exhaust temperatures. The Bosch 0986259207 is engineered for reliable thermal signal delivery in emission control applications on the Audi Q7.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2015AudiQ73.0LV6Before SCR CatalystExhaust Gas Temperature (EGT) Sensor
2014AudiQ73.0LV6Before SCR CatalystExhaust Gas Temperature (EGT) Sensor
2013AudiQ73.0LV6Before SCR CatalystExhaust Gas Temperature (EGT) Sensor
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
4H0906088F