939005181 - Y055 P0685 - MAIN RELAY (ACTUATOR SLIP)

The diagnostic equipment signals: Error P0685 (main relay), with detail "actuator slipping"

This error is detected if the main relay switches off too late or does not switch off at all. If the main relay is not switched off after the control units have been inactive for a while, a counter is activated in the engine management control unit. If the main relay is not switched off after an internally programmed period, the fault code is issued.

1	Check on operation of main relay	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the main relay is working properly by carrying out the test    See Test 1060GL CHECK OPERATION OF MAIN ENGINE CONTROL UNIT RELAY	End of diagnosis