Crankshaft Sensor Wheel
-- Remove the engine. Refer to ENGINE, REMOVING .
-- Remove the transmission side sealing flange. Refer to SEALING FLANGE, TRANSMISSION SIDE .
-- Remove the upper oil pan. Refer to UPPER OIL PAN .
-- Remove the balance shaft timing chain. Refer to BALANCE SHAFT DRIVE CHAIN .
-- Remove the connecting rod bearing caps.
-- Remove the crankshaft bearing caps.
-- Remove the crankshaft and the sensor wheel.
-- Always replace the sensor wheel -2- whenever the screws -1- are removed.
After tightening a second time, the attachment point of the countersunk screws of the sensor wheel are so deformed that the screw heads lie on the crankshaft -3- -arrows- and the sensor wheel is loose underneath the screws.
Installation of the sensor wheel is only possible in one position - the bores are offset.
- Tightening specifications, refer to CRANKSHAFT OVERVIEW .