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ETACS CHASSIS ELECTRICAL 54A-523 • Malfunction of the ETACS-ECU DIAGNOSIS PROCEDURE STEP 1. M.U.T.-III diagnosis code. Q: Is the diagnosis code set? YES : Refer to diagnosis code chart . NO : Go to Step 2. STEP 2. Connector check: C-302 column switch Q: Is the check result normal? YES : Go to Step 3. NO : Repair the defective connector. STEP 3. Resistance measurement at the C-302 (1) Disconnect the connector, and measure at the wiring harness side. (2) Check the resistance between C-302 column switch connector terminal No.4 and body earth. OK: Continuity exists (2 Ω or less) Q: Is the check result normal? YES : Go to Step 5. NO : Go to Step 4. AC903858 AJ Harness side Connector: C-302 <LHD> AC903869AJ Harness side Connector: C-302 <RHD> AC903858 AJ Harness side Connector: C-302 <LHD> AC903869AJ Harness side Connector: C-302 <RHD> AC310507 Connector C-302 MA |