P1256 - Engine Coolant Temperature Sensor Open/Short To Positive

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

P1256 Possible Causes

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

First diagnose P1256 code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P1256 code

    Labor: 1.0

    The cost of diagnosing the P1256 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

P1256 Possible Symptoms

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

P1256 Meaning

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 - Engine Coolant Temperature Sensor Open/Short To Positive - Engine-Codes.com

P1256 More Information

Need more information on how to fix the P1256 code?
Get Access to Factory Service Manuals

P1256 Information for specific makes

  • P1256 AUDI Engine Coolant Temperature Sensor Open/Short To Positive
  • P1256 FORD Pedal Correlation PDS1 and HPDS
  • P1256 VOLKSWAGEN Engine Coolant Temperature Sensor Open/Short To Positive   

Related Information