P205E AUDI – Reductant Tank Temperature Sensor Circuit Intermittent/Erratic

P205E AUDI Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P205E AUDI Possible Causes

Faulty Reductant Tank Temperature Sensor,Reductant Tank Temperature Sensor harness is open or shorted,Reductant Tank Temperature Sensor circuit poor electrical connection

P205E AUDI Description

The Reductant Tank Temperature sensor is mounted internal to the Reductant Tank Level Sensor. It is used to control the activation of the Reductant Tank Heater as well as an enabler to the Level Sensor (which cannot read level when the reductant is frozen).