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1A-113 Engine General Information and Diagnosis: DTC P0300 / P0301 / P0302 / P0303 / P0304 / P0305 / P0306: Misfire Detected S6JB0B1104037 System Description DTC Detecting Condition and Trouble Area DTC Confirmation Procedure WARNING !
• When performing a road test, select a place where there is no traffic or possibility of a traffic accident and very careful during testing to avoid occurrence of an accident. • Road test should be carried out with 2 persons, a driver and a tester, on a level road.
NOTE °C (14 °F). • Make sure that the ignition timing is good referring to “Ignition Timing Inspection in Section 1H”.
1) With ignition switch OFF, connect scan tool. 5 TP sensor check Throttle Body Assembly On-Vehicle Inspection in Is it in good condition? Substitute a known Replace electric throttle Step Action Yes No DTC detecting condition Trouble area P0300: Random detected at 2 or more cylinders. (MIL flashes as long as this misfire occurs • Misfire, which affects exhaust emission adversely during 1000 engine revolutions, is detected at 2 or more cylinders. (2 driving cycle detection logic) • Ignition system P0301: No.1 cylinder, P0302: No.2 cylinder, P0303: No.3 cylinder, P0304: No.4 detected at 1 cylinder. (MIL flashes as long as this misfire occurs continuously.) • Misfire, which affects exhaust emission adversely during 1000 engine revolutions, is detected at 1 cylinder. (2 driving cycle detection logic) |