ecu

g with 4Runner Wiring Diagrams and ECU Always Use the Correct Diagram: Model year and engine type-specific diagrams prevent errors. Label Wires and Connectors: During disassembly, label each wire for easier reassembly. Check for Corrosion or Damage: Physical

d prevent unexpected failures. Tips for ECU Care Regular Diagnostics: Use OBD-II scanners periodically to monitor system health. Keep Wiring Clean and Dry: Protect wiring harnesses from moisture and damage. Avoid Electrical Overloads: Use compatible accessories and avoi