How to Relearn Crankshaft Position Sensor (Step-by-Step)
Updated: Feb 7
✔ This article has been fact checked.
The crankshaft position sensor is an important component of your vehicle's engine management system. It is responsible for detecting the position of the crankshaft and sending this information to the engine control unit (ECU).
This information is used to control the ignition timing, fuel injection, and other functions of the engine.
In this article, we will discuss how to relearn a crankshaft position sensor and the importance of doing so after replacing the crankshaft position sensor.
Relearning a crankshaft position sensor is also known as CASE (Crank Angle Sensor Error) relearn.
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