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OBDII Code List
 
P1256 VOLKSWAGEN

P1256 VOLKSWAGEN - Engine Coolant Temperature Sensor Open/Short To Positive

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

  • Faulty Engine Coolant Temperature Sensor
  • Engine Coolant Temperature Sensor harness is open or shorted
  • Engine Coolant Temperature Sensor circuit poor electrical connection

Tech notes





User Submitted Video

Possible symptoms

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

P1256 Volkswagen Description

The Engine Control Module (ECM) monitors the Engine Coolant Temperature Sensor. The ECM sets the OBDII code when the Engine Coolant Temperature Sensor is not to factory specifications.
OBDII Code P1256 Volkswagen - Engine Coolant Temperature Sensor Open/Short To Positive - AutoCodes.com

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P1256 VOLKSWAGEN Comments

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