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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-945 DIAGNOSIS Required Special Tools: • MB991958: Scan tool (MUT-III Sub Assembly) • MB991824: V.C.I. • MB991827: USB Cable • MB991910: Main Harness A STEP 1. Using scan tool MB991958, read the diagnostic CAUTION To prevent damage to scan tool MB991958, always turn the (3) Erase the DTC. Diagnostic Function − OBD-II Drive Cycle − Procedure 6 − Other Monitor (5) Check the diagnostic trouble code (DTC). YES : Replace the PCM. Refer to GROUP 00, How to Use DTC P2228: Barometric Pressure Circuit Low Input CAUTION If DTC P2228 has been set, TCL related DTC . TECHNICAL DESCRIPTION • The barometric pressure sensor outputs a volt- age which corresponds to the barometric pres- • The PCM checks whether this voltage is within a specified range. . DESCRIPTIONS OF MONITOR METHODS reasonable barometric pressure range. . MONITOR EXECUTION . MONITOR EXECUTION CONDITIONS (Other Other Monitor (There is no temporary DTC stored in memory for the item monitored below) • Not applicable Sensor (The sensor below is determined to be normal) • Not applicable . AC305412 AB MB991910 DATA LINK CONNECTOR MB991824 MB991827 |