With the ignition off…

…press the spring lock of the engine management system wiring harness connector and disconnect the connector from the sensor wiring connector.

Using a 5 mm Allen key, unscrew the screw securing the sensor to the cylinder block.

We remove the sensor from the socket in the cylinder block.
The connection is sealed with a rubber ring, which is best replaced with a new one during installation.
We install the crankshaft position sensor in the reverse order.
