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ACB02645 AM C-04 (GR) C-23 Connectors: C-04, C-23 <LHD> ACB02647 AI C-04 (GR) Connectors: C-04, C-23 <RHD> C-23 TROUBLESHOOTING CONTROLLER AREA NETWORK (CAN) 54C-88 FUNCTION TROUBLE JUDGEMENT CONDITIONS TROUBLESHOOTING HINTS • Malfunction of the connector [joint connector (CAN1) or KOS-ECU connector improperly con- • Malfunction of the wiring harness [open circuit between the KOS-ECU connector and the joint • Malfunction of the KOS-ECU DIAGNOSIS PROCEDURE STEP 1. Connector check: C-04 joint connector CAUTION The strand end of the twist wire should be within Q: Is the check result normal? YES : Go to Step 2. NO : Repair the defective connector. STEP 2. Check the wiring harness between C-23 CAUTION Strictly observe the specified wiring harness connector terminal No.1 and C-04 joint connector OK: Continuity exists (2 Ω or less) (2) The wiring harness between C-23 KOS-ECU connector terminal No.2 and C-04 joint connector OK: Continuity exists (2 Ω or less) Q: Is the check result normal? YES : Check the power supply circuit of the KOS- ECU. Refer to GROUP 42B − Troubleshooting . NO : Repair the wiring harness. |