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.
Malfunction Indicator Lamp: Service and Repair
This lamp indicates a problem in the Engine Control System. After making necessary diagnosis and repairs, trouble codes stored in the Emission Control Unit (ECU) can be erased by disconnecting the battery ground cable for a minimum of 5 seconds.