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6E1–191 RODEO X22SE 2.2L ENGINE DRIVEABILITY AND EMISSION DIAGNOSTIC TROUBLE CODE (DTC) P0300 RANDOM/MULTIPLE CYLINDER MISFIRE DETECTED D06RX050 Circuit Description If the PCM determines that the engine is misfiring and Conditions for Setting the DTC f None of the following Diagnostic Trouble Codes are f The engine speed is between 600 and 6250 RPM. f The system voltage is between 11 and 16 volts. f The engine coolant temperature sensor (ECT) ° C (20 ° F) and 120 ° C (248 ° F). f Throttle angle is steady and throttle angle changes less f The PCM detects a crankshaft RPM variation f TP sensor reads less than 3.125%. f Vehicle speed is greater than 33km/h (20mph). f Engine under load. Action Taken When the DTC Sets f The PCM will illuminate the malfunction indicator lamp f If the misfire is severe enough to cause possible f ”Open Loop” fuel control will be in effect. f The PCM will store conditions which were present Conditions for Clearing the MIL/DTC f The PCM will turn the MIL OFF on the third consecutive f A history Diagnostic Trouble Code P0300 will clear f Diagnostic Trouble Code P0300 can be cleared by Diagnostic Aids The Tech 2 displays ”Misfire Cur. # 1 through #4” can be f Damaged or faulty ignition coils – Check for cracks or |