p2181
Easy Fix
Skoda · Sedans & Hatchbacks
Coolant Temperature Sensor 2 Circuit - Incorrect Data Received
Quick Answer
Error code P2181 on your Skoda Sedans & Hatchbacks means: Coolant Temperature Sensor 2 Circuit - Incorrect Data Received. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Inspect coolant temperature sensor connector for corrosion
2
Measure sensor resistance with multimeter at various temperatures
3
Check wiring harness for damage or loose connections
4
Test ECU connector pin integrity
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Parts You May Need
Coolant temperature sensor
Wire repair kit
Multimeter
Thermal chamber (optional)
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