125000854 - 0510A10 CYLINDER COMPRESSION - CHECK FOR LOOSE SPARK PLUGS OR INJECTORS

Disconnect the electrical connections from the engine management control unit. 1056F82 CENTRALINA (unica) dell''impianto iniezione/accensione - S.R..1. Insert the test equipment into one of the spark plug seats.Turn the engine over several times, using the starter motor, keeping the accelerator and clutch pedals pressed.

Make sure that there are no leaks from the test equipment connector.

Repeat the test on the remaining cylinders taking care to zero the instrument pointer each time.Check that there is not a great difference between the pressure readings for the cylinders. Connect the electrical connections to the engine management control unit. 1056B82 CENTRALINA (unica) dell''impianto iniezione/accensione - S.R..