Engine - Engine and Mounting Section 110-0030 SM - 1791 3 STOP 6 9 7 8 4 10 11 1,2 5 6 - Engine 'Stop' Light 7 - Engine 'Warning' Light 8 - Engine 'Fluid' Light 9 - Diagnostic Test Point 10 - Diagnostic Request Switch 11 - Diagnostic Search Switch 1 - Electronic Control Module (ECM) 2 - Programmable Read Only Memory (PROM) 3 - Electronic Fuel System Injectors 4 - Batteries 5 - Electronic Foot Pedal Fig. 2 - Quantum Electronic Fuel System Components warmed up to the correct operating temperature. The engine MUST be started with foot 'OFF' the electronic foot pedal. 9. Diagnostic Test Point - Plug in connector for diagnostic data reader (DDR). 6.
Engine Stop Light (Red) - When the engine 'Stop' light comes on, the computer has detected a major malfunction in the engine that requires immediate attention. It is the operators responsibility to shut down the engine to avoid serious damage. 10. Diagnostic Request Switch - To check for active codes: a - turn the ignition key switch to the 'OFF' ('0') position. b - press the diagnostic switch to the 'ON' position. 7. Engine Warning Light (Yellow) - When the engine 'Warning' light comes on, the computer has detected a fault in the engine which may result in power loss. The fault should be diagnosed and corrected at the earliest opportunity. c - turn the ignition key switch to position '1'.
If no active codes are recorded the 'Stop', 'Warning' and 'Fluid' lights will illuminate and stay on. 8. Engine Protection Fluid Light (Amber) - When the engine 'Fluid' light comes on, the computer has detected a fault in the engine. The light will remain on as long as the fault is occuring. The fault should be diagnosed and corrected at the earliest opportunity. If the fault continues to get worse the light will flash. Stop the machine and do not operate until the fault is corrected. If active codes are recorded the 'Stop', 'Warning' and 'Fluid' lights will illuminate momentarily. The yellow 'Warning' and red 'Stop' lights will begin to flash the code of the recorded fault. 11.
Diagnostic Search Switch - When the engine is in diagnostic mode this switch is used to search through a list of fault codes, ie. pressing the top of the switch momentarily will advance to the next active SM 1571 12-98 3