4 Wire Ford O2 Sensor Wire Colors and Wiring Diagram!
In all Ford cars, you’ll find four O2 sensors. The 4-wire Ford O2 sensor wire colors may differ based on its position (driver or passenger side). To replace these wires, you will need the 4 wire ford o2 sensor wiring diagram. In this guide, I’ll share wiring harness details of Ford’s four-wire oxygen sensor diagram