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OPERATION AND MAINTENANCE MANUAL FOR FOTON VIEW SERIES LIGHT BUS
·104· via fuel return pipeline. 4.2.10 Ignition Coil The ignition coil assembly integrates the ignition module and two ignition coils (shown in Figure 4-18). Primary coil is controlled by ECM through ignition module; each secondary of ignition coil is connected with spark plug in series inside two cylinders to form a loop.
Figure 4-17 Working Principle of Fuel Pressure Regulator 1-Pressure regulating diaphragm; 2-Pressure regulating spring; 3-Manifold pressure collection hole
The primary coil resistance: 0.5 Ω±0.05Ω
Figure 4-18 Ignition coil
The secondary coil resistance: 5200Ω±400Ω Wiring: A-2, 3 cylinders ignition driving, B-1, 4 cylinders ignition driving, C-Grounding, D-+12V Pressure fuel Intake manifold Return fuel |