560SEC (126.045) V8-5.6L (117.968) (1989)
Model 126
Disconnect cable plug (terminal 16, arrow) so that the ignition coil and the fuel pump cannot be activated. Connect terminal 30 and 50.
3
Remove load from hydraulic element to be checked, i.e. the cam tip should point in upward direction (arrow).
4
Place test gauge over hydraulic element to be tested and set measuring pin on the ball head bolt.