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SYMPTOM PROCEDURES TSB Revision SIMPLIFIED WIRING SYSTEM (SWS) 54B-184 DIAGNOSIS Required Special Tools: • MB991223: Harness Set • MB991958: Scan Tool (MUT-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) • MB991827: MUT-III USB Cable • MB991910: MUT-III Main Harness A • MB991813: SWS Monitor Kit • MB991806: SWS Monitor Cartridge • MB991812: SWS Monitor Harness (For Column-ECU) • MB991822: Probe Harness STEP 1. Use scan tool MB991958 to select "ECU COMM CAUTION To prevent damage to scan tool MB991958, always turn the ." (2) Turn the ignition switch to the "ON" position. procedure below to display "ECU COMM Check." (4) Scan tool MB991958 should show "OK" on the "ECU COMM Check" menu for the "ETACS ECU" menu. Q: Is "OK" displayed for the "ETACS ECU" menu? YES : Go to Step 2. with the ETACS-ECU is not possible ." AC305411AB MB991910 DATA LINK CONNECTOR MB991827 MB991824 MB991806 MB991812 AC302210 COLUMN SWITCH COLUMN SWITCH MB991812 AB |