Manifold absolute pressure sensor (431)

/ 9-3 (9440) / 2008 / 2. Engine / 4-cyl petrol/E85 / Engine management system Trionic T8 / Adjustment/replacement / Manifold absolute pressure sensor (431)

To remove

1.	Remove the upper engine cover.

2.	Carefully press down the catch with a screwdriver and unplug the connector.

3.	Remove the sensor.

To fit

1.	Fit the sensor with a new O-ring sparingly lubricated with Vaseline.

2.	Plug in the connector.

3.	Replace the upper engine cover.

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