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06– 214 06 Diagnosis Procedure a. Using a fuel pressure gauge, check fuel pressure ( Standard Fuel Pressure a. Connect diagnostic tester, start the engine and select Read Datastream. a. Remove ignition coil and spark plug of one cylinder, and ground spark plug housing. Start the engine, and check if spark is generated. a. Measure compression of misfiring cylinder ( Engine cranks normally but cannot start successfully while starting 1 Check fuel pressure Condition Fuel System Pressure (kPa) Key ON 400 Engine Idling 400 Key LOCK 400 Repair or replace fuel system NG 2 Using diagnostic tester, observe if any speed signal is output OK Check and repair crankshaft position NG 3 Check spark OK Check and repair ignition system NG 4 Check pressure of cylinder OK Check engine to confirm cause of low NG OK |