19527/P3071/012401

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19527/P3071/012401 - Reservoir for Additive for Particle Filter: Empty

Possible Symptoms

  • Malfunction Indicator Light (MIL) active
  • Particle Filter Regeneration not working

Possible Causes

  • Additive Reservoir empty
  • Additive Level Sensor (G504) faulty

Possible Solutions

  • Check Additive Level, Refill Additive Reservoir
    • Check Engine (01) Measuring Value Blocks (MVB) 072.3
  • Check Additive Level Sensor (G504)

Special Notes

  • When found in VW Passat (3B) 2.0l TDI (BGW):
    • The Additive Reservoir has a capacity of 4.5l, one filling usually lasts for 100,000 km / 62,000 mi.
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