October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Monitor Strategy Description

The ECT duty cycle value is driven by the ECU via an output driver. The failure detection is done by ECU Hardware.

The purpose is to perform the electrical diagnosis of the ECT duty cycle value to detect electrical faults as defined by OBD I requirements. Three symptoms are distinguished.