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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-701 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 6 volts. Judgement Criterion • Barometric pressure sensor output signal has continued to be 49 kPa (14.5 in.Hg) or lower . OBD-II DRIVE CYCLE PATTERN Refer to Diagnostic Function − OBD-II Drive Cycle − Pattern 22 . TROUBLESHOOTING HINTS (The most • ECM failed. DIAGNOSIS Required Special Tools: • MB991958: Scan Tool (M.U.T.-III Sub Assembly) • MB991824: V.C.I. • MB991827: USB Cable • MB991910: Main Harness A AK604366 Good Malfunction End No No No No Barometric Pressure < 49kPa (14.5 in. Hg) Barometric Pressure > 113kPa (33.4 in. Hg) Start Yes Yes Yes Yes Continuous failure for 10secs Monitoring |