Index Isuzu Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross - service repair manual 1999-2002 year
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6E1–204 RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION DIAGNOSTIC TROUBLE CODE (DTC) P0301 RANDOM/MULTIPLE CYLINDER MISFIRE DETECTED 060R100034 Circuit Description If the PCM determines that the engine is misfiring and can Conditions for Setting the DTC D None of the following Diagnostic Trouble Codes are D The engine speed is between 687 and 6250 RPM. D The system voltage is between 11 and 16 volts. D The engine coolant temperature sensor (ECT) ° C (20 ° F) and 120 ° C (248 ° F). D Throttle angle is steady and throttle angle changes less D The PCM detects a crankshaft RPM variation D TP sensor reads less than 3.125%. D Vehicle speed is greater than 19km/h (12mph). D Engine under load. D Fuel level is more than 14.8%. D ECT is less than –7.0 ° C (19.4 ° F) at startup engine. D ECT is less than 20.75 ° C (69.35 ° F) and 120 ° C (248 ° F). D Rough road table based on rough road valve from ABS D Decelation index versus engine speed versus load and D Emission damage misfire ratio more than 2.00%. D Catalyst damage misfire ratio 11–25%. Emission level is 5 failed 200 revolution blocks out of 16. Action Taken When the DTC Sets D The PCM will illuminate the malfunction indicator lamp D If the misfire is severe enough to cause possible D ”Open Loop” fuel control will be in effect. D The PCM will store conditions which were present Conditions for Clearing the MIL/DTC D The PCM will turn the MIL OFF on the third consecutive |