P205A - Reductant Tank Temperature Sensor Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

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

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P205a 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).
OBDII Code P205a - Reductant Tank Temperature Sensor Circuit - AutoCodes.com

P205A Information for specific makes

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P205A Comments

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