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IGNITION SYSTEM TSB Revision ENGINE ELECTRICAL 16-43 KNOCK SENSOR REMOVAL AND INSTALLATION M1163002802518 CAUTION • When the knock sensor replacement is performed, use scan tool MB991958 to initialize the learn- ing value (Refer to GROUP 00, Precautions Before Service − Initialization Procedure for Learning Value in MFI Engine .) • Do not drop or hit the knock sensor against other components. Internal damage may result, and the knock sensor will need to be replaced. Pre-removal and post-installation operation Under Cover Center Removal (Refer to GROUP 51, Under Cover AC706621 1 2 AC 20 ± 2 N·m Removal steps 1. Knock sensor connector >> A << 2. Knock sensor |