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SYMPTOM PROCEDURES TSB Revision SIMPLIFIED WIRING SYSTEM (SWS) 54B-375 STEP 2. Check the input signal by using "DATA LIST" Check the input signals from the following switches: • Ignition switch: "ON" to "OFF" • Lighting switch: "TAIL" or "HEAD" CAUTION To prevent damage to scan tool MB991958, always turn the monitor ." (2) Turn the ignition switch to the "LOCK" (OFF) position. below to display "H/L AUTO-CUT." (4) Check that normal conditions are displayed for the items described in the table below. ITEM NO. ITEM NAME NORMAL CONDITION ITEM 01 TAILLIGHT SW ON ITEM 30 IG SW (IG1) OFF AC305411AB MB991910 DATA LINK CONNECTOR MB991827 MB991824 MB991806 MB991812 AC302210 COLUMN SWITCH COLUMN SWITCH MB991812 AB |