Audi P1255: Engine Coolant Temperature (ECT) Sensor, Short to Ground

Is your scanner showing Audi P1255?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Audi P1255: Engine Coolant Temperature (ECT) Sensor, Short to Ground

OVERVIEW
Severity
:
High
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$50-$200
Can I Still Drive?
:
Yes (Short-term only)

What Does The Audi P1255 Code Mean?

Short to Ground> +268.3°F.

What Are The Potential Causes Of The Audi P1255 Code?

Below are some potential causes of this DTC:

  • Coolant Temperature Sensor has failed
  • Circuit short to ground, open or other component
  • ECM has failed

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> Audi Engine Control Module
>>> Beck/Arnley 158-0784 Temperature Sensor

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Audi P1255, DTCDECODE.

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