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ENGINE CONTROL MODULE (ECM) TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-887 ENGINE CONTROL MODULE (ECM) REMOVAL AND INSTALLATION M1131033802065 CAUTION • When the ECM is replaced, do not replace the immobilizer ECU (WCM) or KOS-ECU simulta- neously. When multiple ECUs are to be replaced, always replace only one ECU at a time and com- P.42B-15 ) <Vehicle with KOS installed> (Refer to GROUP 42C, Troubleshooting − ID Code Registration Necessity Judgment Table P.42C-10 ) <Vehi- cle with WCM installed>. • After the ECM replacement, register a key code using scan tool MB991958 [Refer to GROUP 00, Precautions before Service − How to Perform Vehicle Identification Number (VIN) Writing P.00-40 ]. • When the ECM is replaced, save the vehicle identification number and perform the variant coding. MB991958 (Refer to GROUP 00, Precautions before Service, Battery Current Sensor Calibration P.00-56 ). • After the ECM replacement, idling speed may be unstable because the MFI engine learning is not completed. To make it stable, let the system learn the idling (Refer to GROUP 00, Precautions − Learning Procedure for Idling in MFI Engine P.00-54 ). Pre-removal and post-installation operation GROUP 15, Air Cleaner <2.4L Engine> AC901366 1 1 2 3 4 5 6 7 4.0 ± 2.0 N·m 9.5 ± 3.5 N·m 7.5 ± 1.5 N·m 7.5 ± 1.5 N·m N N N AB <Bolt, washer |