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.

Conditions For Running DTC

The engine speed is more than 40 RPM.
The engine controls ignition relay voltage is between 7.5-15 volts.
The ECM has commanded the fuel pump relay ON and OFF at least once during the ignition cycle.