Exhaust gas pressure sensor AUDI A6 AVANT 2006 S-LINE

OEM: 0281002711 07Z906051A-1

Disassembled car photo

Engine running

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What is this part and why does it matter?

The exhaust gas pressure sensor measures backpressure in the exhaust system, most commonly used to monitor DPF filter loading and condition.

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Signs of a faulty part

If you notice any of the following, the part likely needs replacement:

  • Check Engine light with a DPF pressure fault code
  • DPF warning light staying on incorrectly
  • Incorrect regeneration cycle timing

Installation information

Screws or connects into the exhaust system with pressure sensing pipes — check pipe connections for leaks after installation.

Frequently asked questions

It provides the pressure reading the ECU uses to estimate how much soot has built up in the filter — an inaccurate reading can trigger unnecessary regenerations or fail to trigger needed ones.

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