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TOPRAN TOPRAN 638 585 Exhaust Gas Temperature Sensor 638585

TOPRAN 638 585 Exhaust Gas Temperature Sensor

Compatible with AUDI A4 B8 (8K2) , AUDI A4 B8 Avant (8K5) , AUDI Q5 (8RB) Show more info
Measures exhaust gas temperature to optimize engine performance and emissions. Essential for modern engine management systems.
35.63 EUR
inc. VAT 21%
In stock 10
Delivery 1 day (24.03.2026)
PN 638585
Make TOPRAN

This TOPRAN exhaust gas temperature sensor, part number 638 585, is designed to accurately monitor the temperature of exhaust gases. This data is crucial for the vehicle's engine control unit (ECU) to make real-time adjustments to fuel injection and ignition timing. By providing precise temperature readings, the sensor helps ensure optimal engine operation, leading to improved fuel efficiency and reduced harmful emissions. It plays a vital role in the proper functioning of emission control systems and can help prevent damage to exhaust components like the catalytic converter or diesel particulate filter. Crafted with quality materials, this sensor is built for durability and reliable performance in demanding under-hood conditions. Its direct fit design ensures straightforward installation, replacing your old or faulty sensor with minimal hassle.

  • Accurately measures exhaust gas temperature
  • Supports optimal engine performance and fuel efficiency
  • Helps reduce harmful emissions
  • Protects exhaust system components
  • Designed for durability and reliable operation
  • Direct fit for easy installation
  • Part number: 638 585
  • Brand: TOPRAN
Installation side
pre-particulate filter
Exhaust gas system
For vehicles with a factory-installed soot/particulate filter
Component number
G 448
Component number
G 495
Number of pin contacts
2
Mounting type
screwed
Connector color
black
Sensor type
NTC sensor
Cable length [mm]
285
Overall length [mm]
465
Thread size
M 14
Thread pitch [mm]
+15
Plug connector housing shape
D-Shape
Wrench size
17
Additional article/Additional info 2
with wire
Additional article/Additional info 2
with a heat-resistant tube
Housing material
Stainless steel
Screw head/nut profile
Hex key
Form
straight
Type of wire insulation
with silicone insulation
  • AUDI
    • A4 B8 (8K2)
      • 2.0 TDI (105kW/143PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (88kW/120PS)
      • 2.0 TDI (120kW/163PS)
      • 2.0 TDI quattro (105kW/143PS)
    • A4 B8 Avant (8K5)
      • 2.0 TDI (105kW/143PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (88kW/120PS)
      • 2.0 TDI (120kW/163PS)
      • 2.0 TDI quattro (105kW/143PS)
    • Q5 (8RB)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI quattro (105kW/143PS)
      • 2.0 TDI quattro (120kW/163PS)
    • A5 (8T3)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (120kW/163PS)
    • A5 Sportback (8TA)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (120kW/163PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (105kW/143PS)
      • 2.0 TDI quattro (125kW/170PS)
AUDI
03L 906 088D
PORSCHE
03L 906 088D
SEAT
03L 906 088D
SKODA
03L 906 088D
VW
03L 906 088D
VAG
03L 906 088D
CUPRA
03L 906 088D
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