STEP 3. Wiring harness check
(1) Check the wiring harness between the C-145 electric power steering-ECU connector terminal No.11 and the fusible link No.35 for damage or other problem.
(2) Check the wiring harness between the C-144 electric power steering-ECU connector terminal No.1, the C-146 intermediate connector terminal No.3, the C-127 intermediate connector terminal No.9, the C-04 joint connector terminal No.5, the C-04 joint connector terminal No.11 and the C-417 ETACS-ECU connector terminal No.5 for damage or other problem.
(3) Check the wiring harness between the C-408 ETACS-ECU connector terminal No.1 and the fusible link No.34 for damage or other problem.
(4) Check the wiring harness between the C-145 electric power steering-ECU connector terminal No.12, the C-147 intermediate connector terminal No.2 and the body ground point for damage or other problem.
Is the wiring harness in good condition?
Go to Step 4. Repair the defective wiring harness.