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2013 AUDI A6

3.0L Supercharged V6•AWD•AUTOMATIC•gas•supercharged
6 active safety recalls on this vehicle — view recalls
Repairs0Labor991Torque6374Fluid15DTC1810Battery0Maintenance0Recalls6
P2441moderate severityPowertrain

Secondary Air Injection System Switching Valve Stuck Closed Bank 1

on 2013 Audi A6 3.0L Supercharged V6 · AWD

What this code means

The secondary air switching valve bank 1 is stuck closed, preventing air injection.

Symptoms

  • Check engine light
  • High emissions at cold start
  • Slow catalyst warm-up

Common causes

  • Corroded/stuck valve
  • No vacuum to valve
  • Carbon buildup

Diagnostic steps

  1. Check vacuum supply to valve
  2. Inspect valve mechanism
  3. Verify air pump operation

Repair notes

Replace valve or repair vacuum supply.

Other Powertrain codes on this vehicle

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