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SWS – TROUBLESHOOTING 54B-55 Is the sunroof working correctly in normal operation? SWS monitor ECU check transmitter (1) ETACS-ECU SWS monitor service data transmitter Item No. Item Name Normal state (a) 34 Multi-mode keyless Multi-close (b) 72 Sunroof ECU response Normal response* Transient problem To Inspection procedure F-1 Sunroof not working at To Inspection procedure A-3 No communication with To Inspection procedure A-6 No communication with Replace the ETACS-ECU Replace the sunroof motor assembly Inspection procedure E-6 Note: Sunroof close operation not working correctly with multi-mode Probable Cause If the sunroof is working correctly in normal operation, then • Fault in ETACS-ECU YES NO NG (1) NG (a) NG (b) NG (2) OK OK |