Drivers of Chrysler vehicles may encounter the P0181 code when it is detected that the difference between the Fuel Temperature and ECT Sensor signals is more than 27ºF. When this code is triggered, the cause behind it could range from a loose or damaged Fuel Temperature Sensor connector, a damaged or failed Fuel Temperature Sensor, or even a failed PCM. To ensure that the issue is addressed properly, it is important to understand the causes and solutions of the P0181 code.
Causes and Solutions of the Chrysler P0181 Code
| Causes | Solutions |
|---|---|
| Damaged or loose Fuel Temperature Sensor connector | Replace or repair the connector |
| Failed Fuel Temperature Sensor | Replace the sensor |
| Failed PCM | Replace the PCM |
| ECT Sensor lower than 14-97ºF or IAT Sensor higher than 5ºF of the ECT at startup | Check the ECT and IAT sensors |
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