Engine Coolant Temperature

The ENGINE COOLANT TEMPERATURE level can be varied from -30°C to +110°C (-22°F to 230°F) by pressing any of the number keys, 4 through 7. Engine rpm, Spark Out (SPOUT), Fuel Pulse Width (FUEL PW), Low Fan Relay (LFAN), and High Fan Relay (HFAN) status are displayed. When this test is completed, press CANCEL to return to the ACTIVE COMMAND MODES menu (Screen Display J).