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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-950 DTC SET CONDITIONS Logic Flow Chart Check Conditions • 2 seconds or more have passed since the engine starting sequence was completed. • Battery positive voltage is higher than 8 volts. Judgement Criteria • Barometric pressure sensor output signal has continued to be 113 kPa (33.4 in.Hg) or higher . OBD-II DRIVE CYCLE PATTERN Refer to Diagnostic Function − OBD-II Drive Cycle − Procedure 6 . . TROUBLESHOOTING HINTS (The most • PCM failed. DIAGNOSIS Required Special Tools: • MB991958: Scan Tool (MUT-III Sub Assembly) • MB991824: V.C.I. • MB991827: USB Cable • MB991910: Main Harness A START END NO NO NO YES YES YES MALFUNCTION GOOD NO YES AK401684 MONITORING CONDITIONS BAROMETRIC PRESSURE < 49kPa (14.5in.Hg) CONTINUOUS FAILURE FOR 10secs BAROMETRIC PRESSURE > 113kPa (33.4in.Hg) |