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SYMPTOM PROCEDURES TSB Revision SIMPLIFIED WIRING SYSTEM (SWS) 54B-279 STEP 1. Check the input signal by using "DATA LIST" Turn the ignition switch to the ACC position before checking CAUTION To prevent damage to scan tool MB991958, always turn the monitor ." (2) Operate scan tool MB991958 according to the procedure below to display "COLUMN ECU." (3) Check that normal conditions are displayed for the items described in the table below. Q: Are normal conditions displayed for "INT WIPER SW", "LO WIPER SW", "HI WIPER SW" and "MIST WIPER does not receive any signal from the windshield mist ." ITEM NO. ITEM NAME NORMAL ITEM 05 INT WIPER SW ON ITEM 06 LO WIPER SW ON ITEM 07 HI WIPER SW ON ITEM 08 MIST WIPER SW ON AC305411AB MB991910 DATA LINK CONNECTOR MB991827 MB991824 MB991806 MB991812 AC302210 COLUMN SWITCH COLUMN SWITCH MB991812 AB |