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WINDSHIELD WIPER AND WASHER TSB Revision EXTERIOR 51-35 . CIRCUIT OPERATION • The windshield wiper and washer switch sends a signal through the column-ECU (incorporated in • If the LIN communication line is defective, the ETACS-ECU operates windshield wiper motor by . TECHNICAL DESCRIPTION (COMMENT) If the windshield wiper does not work at all, the wind- . TROUBLESHOOTING HINTS • Trouble in input signal system • The wiring harness or connectors may have loose, corroded, or damaged terminals, or termi- • The wiper motor may be defective • The column switch may be defective • The ETACS-ECU may be defective DIAGNOSIS Required Special Tools: • MB991223: Harness Set • MB992006: Extra Fine Probe • MB991958: Scan Tool (M.U.T.-III Sub Assembly) • MB991824: V.C.I. • MB991827: M.U.T.-III USB Cable • MB991910: M.U.T.-III Main Harness A AC901214 Connector: A-08 AB ACA02655AK Connectors: C-304, C-309 C-309 (B) C-304 |