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SYMPTOM PROCEDURES SMART WIRING SYSTEM (SWS) USING SWS MONITOR 54C-62 Step 8. Check the wiring harness from C-221 NOTE: Prior to the wiring harness inspection, check joint • Check the communication lines for open circuit. Q: Is the check result normal? YES : Go to Step 9. NO : Repair the wiring harness. Step 9. ECU check by using the SWS monitor • Ignition switch: OFF ECUS TO BE CHECKED • COLUMN ECU OK: "OK" is displayed on the "COLUMN Q: Is the check result normal? YES : Go to Step 10. NO : Replace the column switch. Step 10. Retest the system. Check that the ETACS-ECU communicates with the Q: Is the check result normal? YES : The trouble can be an intermittent malfunction (Refer to GROUP 00 − How to Cope with Intermittent Malfunction NO : Replace the ETACS-ECU. AC310626 Connector: C-221 Junction block (Rear view) <LHD> AC 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 Harness side C-221(GR) AC310620 Connector: C-221 Junction block <RHD> AC 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 Harness side C-221(GR) AC310153AB Connector: C-301 <LHD> Harness side AC310183 AB Connector: C-301 <RHD> Harness side AC310613 AE Connector: C-01 <LHD> AC310631AE Connector: C-01 <RHD> |