For Shop Owners

P2181 DODGE - Cooling System Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3 What does this mean?

Possible causes

  • Low coolant level
  • Faulty Engine Coolant Temperature Sensor
  • Stuck or leaking thermostat
  • Engine Coolant Temperature Sensor harness is open or shorted
  • Engine Coolant Temperature Sensor circuit poor electrical connection
What does this mean?

Possible symptoms

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

P2181 DODGE Description

The Engine Control Module monitors the Engine Coolant Temperature Sensor signal to determine the engine temperature. the ECM sets the OBDII code when the Engine Coolant Temperature Sensor signal is out of factory specifications.
OBDII Code P2181 Dodge - Cooling System Performance -

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P2181 DODGE Comments

Help us improve Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P2181 Dodge code? Have you replaced any parts?
Any information is appreciated. Thanks
Repair Importance Level: 3
1=Low 2=Medium 3=High
Repair Difficulty Level: 2
1=Easy 2=Moderate 3=Hard

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Posted and Edit by 02-13-2017

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